Aspects of the present disclosure provide systems, methods, and computer-readable storage media that leverage image processing to determine fibrillation within pulp. Size and shape analysis, such as adaptive thresholding and binarization, may be performed on an image of pulp to determine a fiber area of fibers included in the image. Edge detection and morphological image processing may be performed on a plurality of sub-images of the pulp to determine a count of edges of fibrils included in the image and a sum of grey levels associated with the fibrils, respectively. A degree of fibrillation of the pulp may be determined based at least partially on the fiber area, the count of edges, and the sum of grey levels. Local statistical analysis and a Hough transform may be used to improve accuracy of the degree of fibrillation or to distinguish fibers from fibril clusters and fibrils within the image.
A method of making a pulp composition having improved strength characteristics is disclosed. The method includes mixing together a starch and fibrillated fibers to produce a starch/fibrillated fibers mixture, and mixing the starch/fibrillated fibers mixture into wood pulp fibers to produce the pulp composition.
This disclosure includes various uses of extensible papers, for example to improve products typically made with conventional papers or as an alternative to plastic in products typically made with plastic. Examples of such products include bags such as retail shopping bags; primary product packaging; product bundle wraps; shipping products such as envelopes, pallet wrap, blocking, bracing, and cushioning; personal protection equipment (PPE) and medical products; food service products such takeaway wrappers for food; construction and landscape materials; and industrial and agricultural bags. The extensible paper has a machine direction (MD) extensibility of 10% or greater, and a cross-direction (CD) extensibility of 6% or greater.
B65D 27/00 - Envelopes or like essentially-rectangular flexible containers for postal or other purposes having no structural provision for thickness of contents
A41D 13/12 - Surgeons' or patients' gowns or dresses
B65D 33/00 - Details of, or accessories for, sacks or bags
B65D 65/38 - Packaging materials of special type or form
B65D 71/00 - Bundles of articles held together by packaging elements for convenience of storage or transport, e.g. portable segregating carrier for plural receptacles such as beer cans or pop bottlesBales of material
B65D 85/07 - Containers, packaging elements or packages, specially adapted for particular articles or materials for compressible or flexible articles
8.
PRODUCTS AND METHODS INCORPORATING EXTENSIBLE PAPER
This disclosure includes various uses of extensible papers, for example to improve products typically made with conventional papers or as an alternative to plastic in products typically made with plastic. Examples of such products include bags such as retail shopping bags; primary product packaging; product bundle wraps; shipping products such as envelopes, pallet wrap, blocking, bracing, and cushioning; personal protection equipment (PPE) and medical products; food service products such takeaway wrappers for food; construction and landscape materials; and industrial and agricultural bags. In at least some of the present embodiments and configurations, the extensible paper has a machine direction (MD) extensibility of 10% or greater, and a cross-direction (CD) extensibility of 6% or greater.
B65D 71/06 - Bundles of articles held together by packaging elements for convenience of storage or transport, e.g. portable segregating carrier for plural receptacles such as beer cans or pop bottlesBales of material comprising a plurality of articles completely or mainly held together by packaging elements, e.g. under tension
The present disclosure includes paper bags and methods for forming paper bags. Some of the bags may include a body, a first attachment portion configured to engage an arm of a bag holder, and a second attachment portion configured to engage another arm of the bag holder. In some aspects, the body defines an opening and includes opposing first and second sides, a first section disposed between the first side and the second side, and a second section disposed between the first and second sides, the second section moveable relative to the first section to define a cavity that is in communication with the opening. The first attachment portion may be closer to the first side of the body than the second side and the second attachment portion may be closer to the second side of the body than the first side.
The present disclosure includes paper bags and methods for forming paper bags. Some of the bags may include a body, a first attachment portion configured to engage an arm of a bag holder, and a second attachment portion configured to engage another arm of the bag holder. In some aspects, the body defines an opening and includes opposing first and second sides, a first section disposed between the first side and the second side, and a second section disposed between the first and second sides, the second section moveable relative to the first section to define a cavity that is in communication with the opening. The first attachment portion may be closer to the first side of the body than the second side and the second attachment portion may be closer to the second side of the body than the first side.
In a particular implementation, a system for drying lignin may include a mixer configured to receive lignin and one or more types of desiccant beads and to mix the lignin with the one or more types of desiccant beads. The one or more types of desiccant beads may be configured to reduce a moisture content of the lignin by adsorbing moisture from the lignin into the one or more types of desiccant beads. The system may further include a separator coupled to the mixer and configured to separate the lignin from the one or more types of desiccant beads.
F26B 5/16 - Drying solid materials or objects by processes not involving the application of heat by contact with sorbent bodies, e.g. absorbent mouldDrying solid materials or objects by processes not involving the application of heat by admixture with sorbent materials
B01J 20/08 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group comprising aluminium oxide or hydroxideSolid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group comprising bauxite
B01J 20/28 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof characterised by their form or physical properties
C08L 97/00 - Compositions of lignin-containing materials
16.
CONTAINERBOARD PRODUCTS INCORPORATING SURFACE ENHANCED PULP FIBERS AND MAKING THE SAME
A containerboard can include a plurality of first fibers having a length weighted average fiber length that is greater than 0.5 mm, a plurality of second fibers having a length weighted average fiber length that is less than 2.0 mm, and a plurality of SEPF. The fiber length of the first fibers may be greater than the fiber length of the second fibers. The SEPF may include an average hydrodynamic specific surface area of at least 4.5 square meters per gram (m2/g) and comprise less than 10%, by weight, of the containerboard.
D21H 15/02 - Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution characterised by configuration
D21H 11/00 - Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
17.
CONTAINERBOARD PRODUCTS INCORPORATING SURFACE ENHANCED PULP FIBERS AND MAKING THE SAME
A containerboard can include a plurality of first fibers having a length weighted average fiber length that is greater than 0.5 mm, a plurality of second fibers having a length weighted average fiber length that is less than 2.0 mm, and a plurality of SEPF. The fiber length of the first fibers may be greater than the fiber length of the second fibers. The SEPF may include an average hydrodynamic specific surface area of at least 4.5 square meters per gram (m2/g) and comprise less than 10%, by weight, of the containerboard.
D21H 27/38 - Multi-ply at least one of the sheets having a fibrous composition differing from that of other sheets
D21H 15/02 - Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution characterised by configuration
D21C 9/00 - After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters
18.
Functional paper for electronics printing and methods of making
Provided herein is an uncoated functional paper formed from a slurry comprising about 10 wt % to 90 wt % cellulosic fibers and about 1% to 25% sizing solution per total weight of the fibers. The sizing solution can be applied during papermaking and/or applied in a size press or coater. The paper can be calendered at a temperature greater than 50° C. Methods of making are also provided. Also provided are flexible electronics including a functional paper substrate printed with a conductive ink.
The present invention relates to a method for preparing loaded paper pulp for use in the manufacture of paper or paper board. At least one process stream containing a plurality of unrefined pulp fibers and at least one process stream of at least one filler are combined in a refiner to form a loaded paper pulp composition having a plurality of surface enhanced pulp fibers that are loaded with particles of the at least one filler.
Aspects of the present disclosure provide systems, methods, and computer-readable storage media that leverage image processing to determine fibrillation within pulp. Size and shape analysis, such as adaptive thresholding and binarization, may be performed on an image of pulp to determine a fiber area of fibers included in the image. Edge detection and morphological image processing may be performed on a plurality of sub-images of the pulp to determine a count of edges of fibrils included in the image and a sum of grey levels associated with the fibrils, respectively. A degree of fibrillation of the pulp may be determined based at least partially on the fiber area, the count of edges, and the sum of grey levels. Local statistical analysis and a Hough transform may be used to improve accuracy of the degree of fibrillation or to distinguish fibers from fibril clusters and fibrils within the image.
A paper product having improved printing characteristics and a method of making the paper product. This paper product has a fibrous substrate and top layer of surface enhanced pulp fibers that is integrally coupled to the top surface of the fibrous substrate. The paper product is produced by providing an aqueous slurry formed from a blend of cellulosic fibers and water and at least partially dewatering the aqueous slurry of cellulosic fibers and water to form the fibrous substrate. Subsequently, a surface treatment formed from an aqueous composition of water and surface enhanced pulp fibers is applied to the top surface of the fibrous substrate and thereafter the treated fibrous substrate is dried to form a paper product having enhanced printing characteristics.
D21H 23/28 - Addition before the dryer section, e.g. at the wet end or press section
D21H 11/16 - Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only modified by a particular after-treatment
D21H 11/18 - Highly hydrated, swollen or fibrillatable fibres
D21H 15/02 - Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution characterised by configuration
2/g). In some embodiments, a furnish or a paper product can comprise at least 2% SEPF by dry weight. In some embodiments, a paper product comprising SEPF can be formed from a furnish having a freeness of 650 ml Canadian Standard Freeness (CSF) or less, optionally 600 ml CSF or less.
D21H 11/10 - Mixtures of chemical and mechanical pulp
D21D 1/00 - Methods of beating or refiningBeaters of the Hollander type
D21H 15/02 - Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution characterised by configuration
D21H 25/00 - After-treatment of paper not provided for in groups
D21H 27/00 - Special paper not otherwise provided for, e.g. made by multi-step processes
23.
Molded pulp products incorporating surface enhanced pulp fibers and methods of making the same
A method of making a market pulp can include separating a slurry comprising a plurality of pulp fibers into at least first and second pulp feeds. The first pulp feed can be refined at least by, for each of one or more mechanical refiners, introducing the first pulp feed between two refining elements of the refiner and rotating at least one of the refining elements, each of the refining elements comprising a plurality of bars and a plurality of grooves, where a width of each of the bars is less than or equal to 1.3 mm and a width of each of the grooves is less than or equal to 2.5 mm. The refiner(s) can consume at least 300 kWh per ton of fiber. The refined first pulp feed and second pulp feed, which is not refined, can be combined to produce a third pulp feed that can be dried.
D21H 15/02 - Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution characterised by configuration
Paper products can comprise a first plurality of fibers that are hardwood fibers and a second plurality of fibers that include softwood fibers and surface enhanced pulp fibers (SEPF). The paper product can include one or more first fiber layers that comprise the first fibers, at least one of the first fiber layer(s) defining one of opposing upper and lower surfaces of the paper product, and one or more second fiber layers that comprise the second fibers. When a tissue, by weight, between 50% and 80% of the tissue's fibers can be the first fibers and at least 20% of the tissue's fibers can be the second fibers. The tissue's basis weight can be less than or equal to 21 gsm per ply.
A method of making a paper product can comprise making one or more sheets at least by, for each of the sheet(s), forming a web from one or more furnishes that comprise fibers dispersed in water. The fibers of the furnish(es) can comprise a plurality of first fibers that are hardwood fibers and a plurality of second fibers that include softwood fibers and surface enhanced pulp fibers (SEPF), the SEPF having a length weighted average fiber length of at least 0.20 mm. The method can comprise at least partially dewatering the web to form the sheet. The sheet(s) can be laminated and/or embossed such that a total dry tensile strength of the paper product is less than or equal to 90% of the sum of the total dry tensile strength(s) of the sheet(s).
In a particular implementation, a system for drying lignin includes a mixer configured to receive lignin and one or more types of desiccant beads and to mix the lignin with the one or more types of desiccant beads. The one or more types of desiccant beads are configured to reduce a moisture content of the lignin by adsorbing moisture from the lignin into the one or more types of desiccant beads. The system further includes a separator coupled to the mixer and configured to separate the lignin from the one or more types of desiccant beads.
C08L 97/00 - Compositions of lignin-containing materials
F26B 5/16 - Drying solid materials or objects by processes not involving the application of heat by contact with sorbent bodies, e.g. absorbent mouldDrying solid materials or objects by processes not involving the application of heat by admixture with sorbent materials
F26B 11/12 - Machines or apparatus for drying solid materials or objects with movement which is non-progressive in stationary drums or other mainly-closed receptacles with moving stirring devices
28.
SURFACE ENHANCED PULP FIBERS, METHODS OF MAKING SURFACE ENHANCED PULP FIBERS, PRODUCTS INCORPORATING SURFACE ENHANCED PULP FIBERS, AND METHODS OF MAKING PRODUCTS INCORPORATING SURFACE ENHANCED PULP FIBERS
Various embodiments of the present invention relate to surface enhanced pulp fibers, various products incorporating surface enhanced pulp fibers, and methods and systems for producing surface enhanced pulp fibers. Various embodiments of surface enhanced pulp fibers have significantly increased surface areas compared to conventional refined fibers while advantageously minimizing reductions in length following refinement. The surface enhanced pulp fibers can be incorporated into a number of products that might benefit from such properties including, for example, paper products, paperboard products, fiber cement boards, fiber reinforced plastics, fluff pulps, hydrogels, cellulose acetate products, and carboxymethyl cellulose products. In some embodiments, a plurality of surface enhanced pulp fibers have a length weighted average fiber length of at least about 0.3 millimeters and an average hydrodynamic specific surface area of at least about 10 square meters per gram, wherein the number of surface enhanced pulp fibers is at least 12,000 fibers/milligram on an oven-dry basis.
D21H 11/10 - Mixtures of chemical and mechanical pulp
D21H 11/16 - Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only modified by a particular after-treatment
D02J 3/02 - Modifying the surface by abrading, scraping, scuffing, cutting, or nicking
D21H 15/02 - Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution characterised by configuration
D21H 11/00 - Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
29.
MOLDED PULP PRODUCTS INCORPORATING SURFACE ENHANCED PULP FIBERS AND METHODS OF MAKING THE SAME
In a particular implementation, a method of pulp product manufacture includes spraying a surface enhanced pulp fiber (SEPF) coating on at least a portion of a molded pulp product, the SEPF coating comprising SEPF having a length weighted average fiber length that is at least 0.20 millimeters (mm) and an average hydrodynamic specific surface area that is at least 10 square meters per gram (m2/g).
A method of making a market pulp can include separating a slurry comprising a plurality of pulp fibers into at least first and second pulp feeds. The first pulp feed can be refined at least by, for each of one or more mechanical refiners, introducing the first pulp feed between two refining elements of the refiner and rotating at least one of the refining elements, each of the refining elements comprising a plurality of bars and a plurality of grooves, where a width of each of the bars is less than or equal to 1.3 mm and a width of each of the grooves is less than or equal to 2.5 mm. The refiner(s) can consume at least 300 kWh per ton of fiber. The refined first pulp feed and second pulp feed, which is not refined, can be combined to produce a third pulp feed that can be dried.
D21D 99/00 - Subject matter not provided for in other groups of this subclass
D21H 15/00 - Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution
D21H 15/02 - Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution characterised by configuration
31.
TISSUES AND PAPER TOWELS INCORPORATING SURFACE ENHANCED PULP FIBERS AND METHODS OF MAKING THE SAME
Paper products can comprise a first plurality of fibers that are hardwood fibers and a second plurality of fibers that include softwood fibers and surface enhanced pulp fibers (SEPF). The paper product can include one or more first fiber layers that comprise the first fibers, at least one of the first fiber layer(s) defining one of opposing upper and lower surfaces of the paper product, and one or more second fiber layers that comprise the second fibers. When a tissue, by weight, between 50% and 80% of the tissue's fibers can be the first fibers and at least 20% of the tissue's fibers can be the second fibers. The tissue's basis weight can be less than or equal to 21 gsm per ply.
A method of making a paper product can comprise making one or more sheets at least by, for each of the sheet(s), forming a web from one or more furnishes that comprise fibers dispersed in water. The fibers of the furnish(es) can comprise a plurality of first fibers that are hardwood fibers and a plurality of second fibers that include softwood fibers and surface enhanced pulp fibers (SEPF), the SEPF having a length weighted average fiber length of at least 0.20 mm. The method can comprise at least partially dewatering the web to form the sheet. The sheet(s) can be laminated and/or embossed such that a total dry tensile strength of the paper product is less than or equal to 90% of the sum of the total dry tensile strength(s) of the sheet(s).
D21H 11/18 - Highly hydrated, swollen or fibrillatable fibres
D21D 1/00 - Methods of beating or refiningBeaters of the Hollander type
D21H 15/02 - Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution characterised by configuration
D21H 27/40 - Multi-ply at least one of the sheets being non-planar, e.g. crêped
33.
NONWOVEN SHEETS COMPRISING SURFACE ENHANCED CEDAR PULP FIBERS, SURGICAL GOWNS AND SURGICAL DRAPES INCORPORATING SUCH NONWOVEN SHEETS, AND METHODS OF MAKING THE SAME
A nonwoven sheet can comprise a plurality of cellulosic pulp fibers and a plurality of synthetic polymeric fibers. The cellulosic pulp fibers can include a plurality of cedar pulp fibers that have a length weighted average fiber length of at least 1.0 millimeters (mm), optionally between 1.5 and 2.0 mm, and an average hydrodynamic specific surface area of at least 4.5 square meters per gram (m2/g), optionally at least 5 m2/g. The cellulosic pulp fibers can also include a plurality of softwood pulp fibers that, optionally, are NBSK pulp fibers and do not include cedar pulp fibers. The synthetic polymeric fibers can comprise polyester fibers.
D04H 1/492 - Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres by fluid jet
D21C 9/00 - After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters
A paper product having improved printing characteristics and a method of making the paper product. This paper product has a fibrous substrate and top layer of surface enhanced pulp fibers that is integrally coupled to the top surface of the fibrous substrate. The paper product is produced by providing an aqueous slurry formed from a blend of cellulosic fibers and water and at least partially dewatering the aqueous slurry of cellulosic fibers and water to form the fibrous substrate. Subsequently, a surface treatment formed from an aqueous composition of water and surface enhanced pulp fibers is applied to the top surface of the fibrous substrate and thereafter the treated fibrous substrate is dried to form a paper product having enhanced printing characteristics.
D21H 23/28 - Addition before the dryer section, e.g. at the wet end or press section
D21H 11/16 - Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only modified by a particular after-treatment
D21H 15/02 - Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution characterised by configuration
Methods of making a paper product can comprise forming a substrate from a first furnish that comprises a plurality of pulp fibers, at least partially dewatering the substrate, treating a second furnish that comprises a plurality of surface enhanced pulp fibers (SEPF) at least by adding one or more enzymes to the second furnish, and sizing the dewatered substrate at least by depositing the treated second furnish onto at least one of opposing first and second surfaces of the dewatered substrate. The SEPF can have a length weighted average fiber length that is greater than or equal to 0.20 millimeters (mm) and an average hydrodynamic specific surface area that is greater than or equal to 10 square meters per gram (m2/g).
D21H 11/18 - Highly hydrated, swollen or fibrillatable fibres
D21H 15/04 - Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution characterised by configuration crimped, kinked, curled or twisted fibres
This disclosure includes ice packs (10) that comprise paper and absorbent material (22A, 22), and also includes various methods of adding liquid to, freezing, shipping, and/or using such ice packs (10). Some of the ice packs (10) of this disclosure have a body (14) that includes first and second layers (54, 58) of paper and one or more side panels (66A) coupled thereto such that the body (14) is expandable. The absorbent material (22A, 22) of some of the ice packs (10) of this disclosure comprises a laminate having an inner layer (70A, 70B, 70C, 70) of superabsorbent polymer disposed between first and second outer layers (78), where the first outer layer (74) comprises tissue and the second outer layer (78) comprises at least one of a tissue and a carded nonwoven.
F25D 3/08 - Movable containers portable, i.e. adapted to be carried personally
B32B 3/00 - Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shapeLayered products comprising a layer having particular features of form
38.
METHODS AND PROCESSES FOR LIGNIN ISOLATION/EXTRACTION
Methods of reducing odiferous compounds in lignin, and reduced-odor lignin produced by the present methods. A solvent, for example a polar solvent such as ethanol, may be mixed with lignin in an extruder to remove odiferous compounds such as mercaptans and phenolic compounds. The polar solvent can then be boiled or evaporated out of the mixture to extract the odiferous compounds from the lignin.
B01J 2/00 - Processes or devices for granulating materials, in generalRendering particulate materials free flowing in general, e.g. making them hydrophobic
C07G 1/00 - Low-molecular-weight derivatives of lignin
Methods for propagation of yeast using cellulosic material as a carbon source are disclosed. A propagation medium is provided by combining a nutrient source, a cellulosic material to be used as a carbon source, enzymes that hydrolyze the cellulosic material into monosaccharides that can be taken up and metabolized by yeast, and a first cell mass of yeast. The propagation medium is incubated in a temperature range that allows the enzymes to break down the cellulosic material into monosaccharides at a rate that leads to production of a second cell mass of yeast, while keeping ethanol production low enough that the concentration of ethanol does not exceed 0.1 grams per liter of propagation medium.
C12N 1/22 - Processes using, or culture media containing, cellulose or hydrolysates thereof
C12P 1/02 - Preparation of compounds or compositions, not provided for in groups , by using microorganisms or enzymesGeneral processes for the preparation of compounds or compositions by using microorganisms or enzymes by using fungi
44.
Paper products and pulps with surface enhanced pulp fibers and increased absorbency, and methods of making same
2/g). In some embodiments, a furnish or a paper product can comprise at least 2 % SEPF by dry weight. In some embodiments, a paper product comprising SEPF can be formed from a furnish having a freeness of 650 ml Canadian Standard Freeness (CSF) or less, optionally 600 ml CSF or less.
D21H 11/10 - Mixtures of chemical and mechanical pulp
D21H 27/00 - Special paper not otherwise provided for, e.g. made by multi-step processes
D21H 25/00 - After-treatment of paper not provided for in groups
D21H 15/02 - Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution characterised by configuration
D21D 1/00 - Methods of beating or refiningBeaters of the Hollander type
Methods for production of alcohol, biomolecules, and/or microbial biomass using cellulosic pulp as a feedstock are provided. Cellulosic pulp is contacted with an enzyme composition to produce fermentable sugars, which are used as a carbon source for a microorganism to produce alcohols or biochemicals by fermentation and/or to produce only microbial biomass.
Embodiments of the invention provide methods of treating brown stock from a pulp mill to improve its delignification and/or bleaching response, including treating brown stock with an alkali alcohol/water co-solvent to yield a post-treatment solution, neutralizing the post-treatment solution, and recovering the treated brown stock.
01 - Chemical and biological materials for industrial, scientific and agricultural use
16 - Paper, cardboard and goods made from these materials
37 - Construction and mining; installation and repair services
40 - Treatment of materials; recycling, air and water treatment,
42 - Scientific, technological and industrial services, research and design
Goods & Services
(1) Specially-treated wood fiber sold as an integral component of paper pulp
(2) Specially-treated wood fiber sold as an integral component of paper; specially-treated wood fiber sold as an integral component of packaging comprised primarily of paperboard and packaging comprised primarily of cardboard (1) Installation and maintenance of machines for the special treatment of wood fiber and for the manufacture of products made from and with such specially-treated wood fiber
(2) Technical consultation regarding the operation of machinery for the special treatment of wood fiber and for the manufacture of products made from and with such specially-treated wood fiber; technical consultation relating to the manufacturing of specially-treated wood fiber and products made from and with specially-treated wood fiber
(3) Product design and development for others in the field of products made from and with specially-treated wood fiber; product design and development consultation in the field of products made from and with specially-treated wood fiber
01 - Chemical and biological materials for industrial, scientific and agricultural use
16 - Paper, cardboard and goods made from these materials
37 - Construction and mining; installation and repair services
40 - Treatment of materials; recycling, air and water treatment,
42 - Scientific, technological and industrial services, research and design
Goods & Services
(1) Specially-treated wood fiber sold as an integral component of paper pulp
(2) Specially-treated wood fiber sold as an integral component of paper; specially-treated wood fiber sold as an integral component of packaging comprised primarily of paperboard and packaging comprised primarily of cardboard (1) Installation and maintenance of machines for the special treatment of wood fiber and for the manufacture of products made from and with such specially-treated wood fiber
(2) Technical consultation regarding the operation of machinery for the special treatment of wood fiber and for the manufacture of products made from and with such specially-treated wood fiber; technical consultation relating to the manufacturing of specially-treated wood fiber and products made from and with specially-treated wood fiber
(3) Product design and development for others in the field of products made from and with specially-treated wood fiber; product design and development consultation in the field of products made from and with specially-treated wood fiber
51.
PROPAGATION OF YEAST FOR REMOVAL OF SUGARS FROM SPENT SULFITE LIQUOR
Methods for production of yeast biomass and removal of sugar from red liquor by propagating yeast on sugars in red liquor byproduct of the sulfite pulping process are disclosed. Yeast are propagated using the sugars in red liquor as a carbon source, thereby consuming the sugars and producing a composition of lignosulfonates that has a reduced sugar content. Disclosed methods allow for separation of sugars from lignosulfonates in red liquor without costly ultrafiltration or nanofiltration processes and also produce valuable yeast biomass.
This disclosure includes ice packs that comprise paper and absorbent material, and also includes various methods of making, adding liquid to, freezing, shipping, and/or using such ice packs. This disclosure also includes assemblies that include one or more such ice packs, such as, for example, a container of a plurality of such ice packs in dry, wet, and/or frozen states, or a container that includes an ice pack in a hydrated, frozen state and one or more perishable items.
A method for producing high-purity lignin based aerogels and carbon aerogels having improved physical and operational properties. Such high-purity lignin based carbon aerogels can be formaldehyde free and can be used for a wide range of applications including supercapacitor electrodes for supercapacitor cells.
Absorbent multi-layer laminates with SAP on both sides of a middle substrate that comprises wettable cellulosic fibers. Also absorbent cores including such absorbent laminates. Absorbent articles such as protective underwear, adult briefs, baby diapers and nursing pads including such absorbent cores, and patient-support pads such as underpads and sacral pads including such absorbent laminates and cores.
A61F 13/534 - Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the bodySupporting or fastening means thereforTampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad
A61F 13/535 - Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the bodySupporting or fastening means thereforTampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad inhomogeneous in the plane of the pad, e.g. core absorbent layers being of different sizes
A61F 13/539 - Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the bodySupporting or fastening means thereforTampon applicators characterised by the absorbing medium characterised by the connection of absorbent layers with each other or with the outer layers
A61G 7/057 - Arrangements for preventing bed-sores or for supporting patients with burns, e.g. mattresses specially adapted therefor
A61F 5/44 - Devices worn by the patient for reception of urine, faeces, catamenial or other dischargeColostomy devices
A61F 5/48 - Devices for preventing wetting or pollution of the bed
B32B 5/02 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by structural features of a layer comprising fibres or filaments
B32B 5/08 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by structural features of a layer comprising fibres or filaments the fibres or filaments of a layer being specially arranged or being of different substances
B32B 5/26 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by the presence of two or more layers which comprise fibres, filaments, granules, or powder, or are foamed or specifically porous one layer being a fibrous or filamentary layer another layer also being fibrous or filamentary
B32B 7/12 - Interconnection of layers using interposed adhesives or interposed materials with bonding properties
A61F 13/15 - Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the bodySupporting or fastening means thereforTampon applicators
55.
Surface enhanced pulp fibers at a substrate surface
The present invention relates to a method of making a paper product having Improved printing characteristics. This is achieved by forming a fibrous substrate, and applying a surface treatment which comprises an aqueous composition. Notably, the aqueous composition includes surface enhanced pulp fibers, with the placement of the surface enhanced pulp fibers optimizing their functionality, with surface placement by use of a paper machine size press desirably facilitating a reduction in the typical starch usage. The present method comprising the steps of providing a aqueous slurry comprising a blend of cellulosic fibers and water and dewatering the aqueous slurry of cellulosic fibers and water to form a fibrous substrate. The present method further includes applying a surface treatment to the fibrous substrate, wherein the surface treatment comprises an aqueous composition including surface enhanced pulp fibers, to form a treated fibrous substrate, and thereafter drying the treated fibrous substrate to form a paper product having enhanced printing characteristics.
D21H 11/16 - Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only modified by a particular after-treatment
D21H 15/02 - Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution characterised by configuration
The present invention relates to a method for preparing loaded paper pulp for use in the manufacture of paper or paper board. At least one process stream containing a plurality of unrefined pulp fibers and at least one process stream of at least one filler are combined in a refiner to form a loaded paper pulp composition having a plurality of surface enhanced pulp fibers that are loaded with particles of the at least one filler.
The present invention relates to a method for preparing loaded paper pulp for use in the manufacture of paper or paper board. At least one process stream containing a plurality of unrefined pulp fibers and at least one process stream of at least one filler are combined in a refiner to form a loaded paper pulp composition having a plurality of surface enhanced pulp fibers that are loaded with particles of the at least one filler.
This disclosure includes adhesive compositions comprising lignin, as well as methods of making such adhesive compositions, methods of making glyoxalated lignin or glyoxalating lignin-fiber mixtures, particularly glyoxalated kraft lignin, and methods of making lignocellulosic composite products including the present adhesive compositions.
C09J 161/06 - Condensation polymers of aldehydes or ketones with phenols only of aldehydes with phenols
C08G 8/24 - Condensation polymers of aldehydes or ketones with phenols only of aldehydes of formaldehyde, e.g. of formaldehyde formed in situ with mixtures of two or more phenols which are not covered by only one of the groups
C09J 197/00 - Adhesives based on lignin-containing materials
Lignin pellets comprising fused lignin are described herein. The lignin pellets may further comprise a processing aid, and/or a surfactant, and/or a chemical modifying agent, and/or a compatibilizer and/or a thermoplastic polymer. An extrusion process for producing the lignin pellets and their use in the manufacture of lignin thermoplastic blend products, polyols, polyphenols, polyaromatics and polyurethanes is also disclosed herein. The extruded lignin pellet may be dry-blended with additional thermoplastic and/or additive and then directly processed using processes such as injection molding, compression molding, extrusion, extrusion coating, blowing, thermoforming, stamping, foaming, fiber drawing, calendering or rolling.
A paper product having improved printing characteristics and a method of making the paper product. This paper product has a fibrous substrate and top layer of surface enhanced pulp fibers that is integrally coupled to the top surface of the fibrous substrate. The paper product is produced by providing an aqueous slurry formed from a blend of cellulosic fibers and water and at least partially dewatering the aqueous slurry of cellulosic fibers and water to form the fibrous substrate. Subsequently, a surface treatment formed from an aqueous composition of water and surface enhanced pulp fibers is applied to the top surface of the fibrous substrate and thereafter the treated fibrous substrate is dried to form a paper product having enhanced printing characteristics.
D21H 15/02 - Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution characterised by configuration
This disclosure includes methods utilizing lignin or modified lignin compositions to reduce undesirable effects of unwanted microbial growth in fermentation media or animal feed, including lignin or modified lignin compositions that may be used in or for such methods.
C12P 7/10 - Ethanol, i.e. non-beverage produced as by-product or from waste or cellulosic material substrate substrate containing cellulosic material
A23K 10/37 - Animal feeding-stuffs from material of plant origin, e.g. roots, seeds or hayAnimal feeding-stuffs from material of fungal origin, e.g. mushrooms from waste material
A01N 65/00 - Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts thereof
The present invention relates to a method of making a fiber-reinforced cementitious composite material which finds widespread applicability in a variety of construction and related applications. The composite comprises cellulosic fibrous material in order to provide the composite with the desired performance characteristics. Notably, at least a portion of the cellulosic fibrous material comprises surfaced enhanced pulp fiber, which desirably enhances the processing characteristics of the material, as well enhancing the characteristics of the finished composite product. The method of making a fiber-reinforced cementitious composite comprising the steps of providing a cementitious composition, and providing cellulosic fibrous material. The present method further includes blending the cementitious composition and the cellulosic fibrous material to form the cementitious composite. The surface enhanced pulp fiber preferably comprises approximately 1-10%, by weight, of the cellulosic fibrous material, and the cellulosic fibrous material exhibits an enhanced Bauer-McNett long fiber fraction. The cellulosic fibrous material preferably exhibits at least a 10% increase in length-weighted average fiber length (LWAFL), in comparison to a cellulosic fibrous material which is devoid of surface enhanced pulp fiber. The cellulosic fibrous material requires relatively reduced refining energy, in comparison to a cellulosic fibrous material which is devoid of surface enhanced pulp fiber, to reach a predetermined freeness CSF (Canadian Standard Freeness) value.
C04B 18/24 - Vegetable refuse, e.g. rice husks, maize-ear refuseCellulosic materials, e.g. paper
C04B 28/02 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
The present invention relates to a method of making a paper product having improved printing characteristics. This is achieved by forming a fibrous substrate, and applying a surface treatment which comprises an aqueous composition. Notably, the aqueous composition includes surface enhanced pulp fibers, with the placement of the surface enhanced pulp fibers optimizing their functionality, with surface placement by use of a paper machine size press desirably facilitating a reduction in the typical starch usage. The present method comprising the steps of providing a aqueous slurry comprising a blend of cellulosic fibers and water and dewatering the aqueous slurry of cellulosic fibers and water to form a fibrous substrate. The present method further includes applying a surface treatment to the fibrous substrate, wherein the surface treatment comprises an aqueous composition including surface enhanced pulp fibers, to form a treated fibrous substrate, and thereafter drying the treated fibrous substrate to form a paper product having enhanced printing characteristics.
D21H 15/02 - Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution characterised by configuration
16 - Paper, cardboard and goods made from these materials
Goods & Services
Polyester film that may or may not be perforated or scored, for use as a paper substitute for dry toner xerographic imaging, namely, laser printing, color copier printing, dry toner printing, screen printing, and offset printing
68.
Surface enhanced pulp fibers, methods of making surface enhanced pulp fibers, products incorporating surface enhanced pulp fibers, and methods of making products incorporating surface enhanced pulp fibers
Various embodiments of the present invention relate to surface enhanced pulp fibers, various products incorporating surface enhanced pulp fibers, and methods and systems for producing surface enhanced pulp fibers. Various embodiments of surface enhanced pulp fibers have significantly increased surface areas compared to conventional refined fibers while advantageously minimizing reductions in length following refinement. The surface enhanced pulp fibers can be incorporated into a number of products that might benefit from such properties including, for example, paper products, paperboard products, fiber cement boards, fiber reinforced plastics, fluff pulps, hydrogels, cellulose acetate products, and carboxymethyl cellulose products. In some embodiments, a plurality of surface enhanced pulp fibers have a length weighted average fiber length of at least about 0.3 millimeters and an average hydrodynamic specific surface area of at least about 10 square meters per gram, wherein the number of surface enhanced pulp fibers is at least 12,000 fibers/milligram on an oven-dry basis.
D21H 11/10 - Mixtures of chemical and mechanical pulp
D21H 11/16 - Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only modified by a particular after-treatment
D02J 3/02 - Modifying the surface by abrading, scraping, scuffing, cutting, or nicking
D21H 15/02 - Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution characterised by configuration
D21H 11/00 - Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
69.
Surface enhanced pulp fibers, methods of making surface enhanced pulp fibers, products incorporating surface enhanced pulp fibers, and methods of making products incorporating surface enhanced pulp fibers
Various embodiments of the present invention relate to surface enhanced pulp fibers, various products incorporating surface enhanced pulp fibers, and methods and systems for producing surface enhanced pulp fibers. Various embodiments of surface enhanced pulp fibers have significantly increased surface areas compared to conventional refined fibers while advantageously minimizing reductions in length following refinement. The surface enhanced pulp fibers can be incorporated into a number of products that might benefit from such properties including, for example, paper products, paperboard products, fiber cement boards, fiber reinforced plastics, fluff pulps, hydrogels, cellulose acetate products, and carboxymethyl cellulose products. In some embodiments, a plurality of surface enhanced pulp fibers have a length weighted average fiber length of at least about 0.3 millimeters and an average hydrodynamic specific surface area of at least about 10 square meters per gram, wherein the number of surface enhanced pulp fibers is at least 12,000 fibers/milligram on an oven-dry basis.
D21H 15/02 - Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution characterised by configuration
D01B 9/00 - Other mechanical treatment of natural fibrous or filamentary material to obtain fibres or filaments
D21B 1/04 - Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
The present invention relates to a method of making a fiber-reinforced cementitious composite material which finds widespread applicability in a variety of construction and related applications. The composite comprises cellulosic fibrous material in order to provide the composite with the desired performance characteristics. Notably, at least a portion of the cellulosic fibrous material comprises surfaced enhanced pulp fiber, which desirably enhances the processing characteristics of the material, as well enhancing the characteristics of the finished composite product. The method of making a fiber-reinforced cementitious composite comprising the steps of providing a cementitious composition, and providing cellulosic fibrous material. The present method further includes blending the cementitious composition and the cellulosic fibrous material to form the cementitious composite.
The present invention relates to a method of making a paper product having improved printing characteristics. This is achieved by forming a fibrous substrate, and applying a surface treatment which comprises an aqueous composition. Notably, the aqueous composition includes surface enhanced pulp fibers, with the placement of the surface enhanced pulp fibers optimizing their functionality, with surface placement by use of a paper machine size press desirably facilitating a reduction in the typical starch usage. The present method comprising the steps of providing a aqueous slurry comprising a blend of cellulosic fibers and water and dewatering the aqueous slurry of cellulosic fibers and water to form a fibrous substrate.
16 - Paper, cardboard and goods made from these materials
Goods & Services
(1) Paper goods, namely, business return cards, posters, company annual reports and brochures, company identity campaigns, namely folders, envelopes, single sheets, multipage books/pieces; newsletters, catalogues, presentation folders and books; direct mail paper, namely, postcards, multi-page mailers, bi-fold, tri-fold, and saddle stitched multipage mailers
09 - Scientific and electric apparatus and instruments
16 - Paper, cardboard and goods made from these materials
17 - Rubber and plastic; packing and insulating materials
Goods & Services
[ Pre-perforated magnetically-stripped card stock for use in the further manufacture of identification cards; magnets capable of being printed and used in advertising, signage, and business cards ] Printing paper [ ; plastic transparencies; digital printing paper, namely, paper specially designed for photo display applications; labels designed for digital printing made of paper; tab dividers made of paper or card stock having either a plain edge or three-hole punched edge with tabs along the opposing edge; perforated coated cover and coated one-side paper board forms designed for digital printing; coated and uncoated paper board and card stock; multi-pocket folders made of coated paper board designed for digital printing applications; envelopes; identification cards that are not magnetically-stripped and are adhered to or part of a carrier sheet of paper, capable of being detached and imaged on both sides with variable information, said card made of paper; identification cards that are not magnetically-stripped and are adhered to or part of a carrier sheet of paper, capable of being detached and imaged on both sides with variable information, said card made of polyester ] [ Synthetic polyester film for digital printing; perforated plastic sheeting for making identification cards; labels designed for digital printing made of polyester or vinyl ]
76.
Surface enhanced pulp fibers, methods of making surface enhanced pulp fibers, products incorporating surface enhanced pulp fibers, and methods of making products incorporating surface enhanced pulp fibers
Various embodiments of the present invention relate to surface enhanced pulp fibers, various products incorporating surface enhanced pulp fibers, and methods and systems for producing surface enhanced pulp fibers. Various embodiments of surface enhanced pulp fibers have significantly increased surface areas compared to conventional refined fibers while advantageously minimizing reductions in length following refinement. The surface enhanced pulp fibers can be incorporated into a number of products that might benefit from such properties including, for example, paper products, paperboard products, fiber cement boards, fiber reinforced plastics, fluff pulps, hydrogels, cellulose acetate products, and carboxymethyl cellulose products. In some embodiments, a plurality of surface enhanced pulp fibers have a length weighted average fiber length of at least about 0.3 millimeters and an average hydrodynamic specific surface area of at least about 10 square meters per gram, wherein the number of surface enhanced pulp fibers is at least 12,000 fibers/milligram on an oven-dry basis.
D21H 15/02 - Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution characterised by configuration
D01B 9/00 - Other mechanical treatment of natural fibrous or filamentary material to obtain fibres or filaments
D02J 3/02 - Modifying the surface by abrading, scraping, scuffing, cutting, or nicking
D21C 9/00 - After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters
Various embodiments of the present invention relate to surface enhanced pulp fibers, various products incorporating surface enhanced pulp fibers, and methods and systems for producing surface enhanced pulp fibers. Various embodiments of surface enhanced pulp fibers have significantly increased surface areas compared to conventional refined fibers while advantageously minimizing reductions in length following refinement. The surface enhanced pulp fibers can be incorporated into a number of products that might benefit from such properties including, for example, paper products, paperboard products, fiber cement boards, fiber reinforced plastics, fluff pulps, hydrogels, cellulose acetate products, and carboxymethyl cellulose products. In some embodiments, a plurality of surface enhanced pulp fibers have a length weighted average fiber length of at least about 0.3 millimeters and an average hydrodynamic specific surface area of at least about 10 square meters per gram, wherein the number of surface enhanced pulp fibers is at least 12,000 fibers/milligram on an oven-dry basis.
D21H 11/10 - Mixtures of chemical and mechanical pulp
D21H 11/16 - Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only modified by a particular after-treatment
D21H 15/02 - Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution characterised by configuration
39 - Transport, packaging, storage and travel services
40 - Treatment of materials; recycling, air and water treatment,
Goods & Services
(1) Manufacturing, packaging, sale, distribution and printing of paper; Manufacturing, packaging, sale and distribution of pulp and paper products; providing information on a website in the field of paper products.
39 - Transport, packaging, storage and travel services
40 - Treatment of materials; recycling, air and water treatment,
Goods & Services
(1) Manufacturing, packaging, sale, distribution and printing of paper; Manufacturing, packaging, sale and distribution of pulp and paper products; providing information on a website in the field of paper products.
40 - Treatment of materials; recycling, air and water treatment,
41 - Education, entertainment, sporting and cultural services
Goods & Services
Wholesale ordering services featuring paper, pulp and paper products; distributorship services featuring paper, pulp and paper products Custom manufacturing of paper, pulp and paper products [ Providing online newsletters in the field of paper products ]
40 - Treatment of materials; recycling, air and water treatment,
41 - Education, entertainment, sporting and cultural services
Goods & Services
Wholesale ordering services featuring paper, pulp and paper products; distributorship services featuring paper, pulp and paper products Custom manufacturing of paper, pulp and paper products [ Providing online newsletters in the field of paper products ]
