The present invention relates to reactive hotmelt adhesive compositions comprising, based on the total weight of the composition, a) 3 wt % to 49 wt % of at least one alpha-silane-terminated organic polymer; b) 1 wt % to less than 20 wt %, preferably 1 wt % to 10 wt %, of at least one acrylate resin-based polymer; c) 1 wt % to 20 wt %, preferably 1 wt % to 10 wt %, of at least one chemical compound which is liquid at least at 100° C. and in which at least at 150° C. the at least one acrylate resin-based polymer dissolves; d) 0.001 wt % to 5 wt %, preferably 0.001 wt % to 2 wt %, of at least one oligomeric silane comprising one or more amino groups. The invention additionally relates to processes for producing them and to a process for surface lamination using the composition.
C09J 5/06 - Adhesive processes in generalAdhesive processes not provided for elsewhere, e.g. relating to primers involving heating of the applied adhesive
C09J 133/08 - Homopolymers or copolymers of acrylic acid esters
C09J 133/12 - Homopolymers or copolymers of methyl methacrylate
2.
THERMALLY ACCELERATED ADHESIVE COMPOSITIONS BASED ON SILANE-TERMINATED POLYMERS
The invention relates to a reactive single-component adhesive composition which is liquid at room temperature and which has 3 wt. % to 90 wt. % of at least one alpha-silane-terminated organic polymer, 0 wt. % to 80 wt. % of at least one silicone resin, 0.1 wt. % to 5 wt. % of at least one thermal accelerator, 0.001 wt. % to 5 wt. % of at least one low-molecular silane which has a primary or secondary amino group or a blocked amino group that is hydrogenated in order to form the primary or secondary amino group, and 0 wt. % to 85 wt. % of at least one filler. The invention additionally relates to a method for adhering two substrates using the aforementioned adhesive composition and to a system adhered in such a manner.
The present invention relates to reactive hot-melt adhesive compositions containing, based on the total weight of the composition, a) 3 wt.% to 49 wt.% of at least one alpha-silane-terminated organic polymer; b) 1 wt.% to less than 20 wt.%, preferably 1 wt.% to 10 wt.%, of at least one acrylate resin-based polymer; c) 1 wt.% to 20 wt.%, preferably 1 wt.% to 10 wt.%, of at least one chemical compound which is liquid at least at 100 °C and in which the at least one acrylate resin-based polymer dissolves at least at 150 °C; d) 0.001 wt.% to 5 wt.%, preferably 0.001 wt.% to 2 wt.%, of at least one oligomeric silane containing one or more amino groups. The invention also relates to processes for their preparation and to a process for laminating surfaces using the composition.
C08L 101/10 - Compositions of unspecified macromolecular compounds characterised by the presence of specified groups containing hydrolysable silane groups
C09J 201/10 - Adhesives based on unspecified macromolecular compounds characterised by the presence of specified groups containing hydrolysable silane groups
4.
THERMALLY ACCELERATED ADHESIVE COMPOSITIONS BASED ON SILANE-TERMINATED POLYMERS
The invention relates to a reactive single-component adhesive composition which is liquid at room temperature and which has 3 wt.% to 90 wt.% of at least one alpha-silane-terminated organic polymer, 0 wt.% to 80 wt.% of at least one silicone resin, 0.1 wt.% to 5 wt.% of at least one thermal accelerator, 0.001 wt.% to 5 wt.% of at least one low-molecular silane which has a primary or secondary amino group or a blocked amino group that is hydrogenated in order to form the primary or secondary amino group, and 0 wt.% to 85 wt.% of at least one filler. The invention additionally relates to a method for adhering two substrates using the aforementioned adhesive composition and to a system adhered in such a manner.
The invention relates to a method for producing a composite film with a polyurethane-based reactive hot-melt layer using a coating facility, having the steps of a) optionally applying a primer onto a support material; b) applying the polyurethane-based reactive hot-melt layer onto the primer or directly onto the support material; c) applying a lacquer layer onto the polyurethane-based reactive hot-melt layer in order to produce the composite film on the support material; d) optionally embossing the composite film on the support material; and e) separating the composite film from the support material. The invention additionally relates to a composite film which can be obtained by such a method and to the use thereof.
B29C 41/28 - Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped articleApparatus therefor for making articles of indefinite length by depositing flowable material on an endless belt
B29C 41/32 - Making multilayered or multicoloured articles
6.
REACTIVE HOT-MELT ADHESIVE COMPOSITION BASED ON ALPHA-SILANE-TERMINATED ORGANIC POLYMERS
The invention relates to reactive hot-melt adhesive compositions containing, based on the total weight of the composition, a) 3 wt.% to 49 wt.% of at least one alpha-silane-terminated organic polymer; b) 1 wt.% to less than 20 wt.%, preferably 1 wt.% to 10 wt.%, of at least one acrylate resin-based polymer; c) 1 wt.% 20 wt.%, preferably 1 wt.% to 10 wt.%, of at least one chemical compound which is liquid at least at 100 °C and in which the at least one acrylate resin-based polymer dissolves at least at 150 °C; and d) 0.001 wt.% to 5 wt.%, preferably 0.001 wt.% to 1 wt.%, of at least one low molecular silane which has a primary or secondary amino group or a blocked amino group which is hydrolyzed in order to form the primary or secondary amino group. The invention additionally relates to a production method and to a method for laminating bottles using the composition.
C08L 101/10 - Compositions of unspecified macromolecular compounds characterised by the presence of specified groups containing hydrolysable silane groups
C09J 201/10 - Adhesives based on unspecified macromolecular compounds characterised by the presence of specified groups containing hydrolysable silane groups
7.
Blister pack containing a shaped adhesive, coating material or sealant article
The present invention relates to a blister pack (1) filled with a shaped adhesive, coating or sealant article that is solid at room temperature, said pack (1) having a shaped plastic film part (2), which has at least one cavity (3), and a lidding film (4), wherein the at least one cavity (3) has a filling volume with adhesive, coating material or sealant in the range from 5 ml to 500 ml, and the lidding film (4) closes the cavity (3). The invention further relates to a method for producing the blister pack.
B65D 75/36 - Articles or materials enclosed between two opposed sheets or blanks having their margins united, e.g. by pressure-sensitive adhesive, crimping, heat-sealing, or welding one or both sheets or blanks being recessed to accommodate contents one sheet or blank being recessed and the other formed of relatively stiff flat sheet material, e.g. blister packages
C09J 133/08 - Homopolymers or copolymers of acrylic acid esters
B65B 1/04 - Methods of, or means for, filling the material into the containers or receptacles
B65B 7/28 - Closing semi-rigid or rigid containers or receptacles not deformed by, or not taking-up shape of, contents, e.g. boxes or cartons by applying separate preformed closures, e.g. lids, covers
B65D 75/32 - Articles or materials enclosed between two opposed sheets or blanks having their margins united, e.g. by pressure-sensitive adhesive, crimping, heat-sealing, or welding one or both sheets or blanks being recessed to accommodate contents
C09D 133/08 - Homopolymers or copolymers of acrylic acid esters
The invention relates to a device (1) for melting a hot-melt adhesive (3), comprising a heating plate (5), a plunger (7), the plunger (7) comprising a plunger end face (9), and a mounting (11), wherein the mounting (11) is suitable for receiving a storage container (13), which has a rigid lateral wall (15) and two opposite side faces (17, 19) and contains the hot-melt adhesive (3), in such a manner that the hot-melt adhesive (3) is arranged between the plunger (7) and the to heating plate (5), and the plunger end face (9) and the heating plate (5) are arranged opposite one another, wherein the heating plate (5), the plunger (7) and the mounting (11) are so dimensioned that the storage container (13) having an inner volume (21) of more than 50 L can be received. The invention relates further to a method for melting a hot-melt adhesive.
B29B 13/02 - Conditioning or physical treatment of the material to be shaped by heating
B05C 17/005 - Hand tools or apparatus using hand-held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material through an outlet orifice by pressure
B05C 11/10 - Storage, supply or control of liquid or other fluent materialRecovery of excess liquid or other fluent material
B29K 105/00 - Condition, form or state of moulded material
B32B 37/12 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
9.
BLISTER PACK CONTAINING A SHAPED ADHESIVE, COATING MATERIAL OR SEALANT ARTICLE
The present invention relates to a blister pack (1) which is filled with a shaped adhesive, coating material or sealant article that is solid at room temperature, said blister pack having a shaped plastic film part (2), which has at least one cavity (3), and a cover film (4), wherein the at least one cavity (3) has a filling volume of adhesive, coating material or sealant in the range from 5 ml to 500 ml, and the cover film (4) closes the cavity (3). The invention further relates to a method for producing the blister pack.
B65D 75/32 - Articles or materials enclosed between two opposed sheets or blanks having their margins united, e.g. by pressure-sensitive adhesive, crimping, heat-sealing, or welding one or both sheets or blanks being recessed to accommodate contents
The present invention relates to a process for producing high-gloss surfaces on at least one portion of a substrate area, where the steps comprise (a) applying a layer made of a melt to at least one portion of the substrate area; (b) polishing of the applied layer of melt; (c) applying at least one lacquer layer to the polished layer of melt by means of a curtain-coating process; and (d) hardening the layer structure applied. The invention further relates to articles obtainable by this type of process.
B05D 1/30 - Processes for applying liquids or other fluent materials performed by gravity only, i.e. flow coating
B05D 1/40 - Distributing applied liquids or other fluent materials by members moving relatively to surface
B05D 5/06 - Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain multicolour or other optical effects
B05D 7/06 - Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to wood
B05D 7/00 - Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
B05D 1/02 - Processes for applying liquids or other fluent materials performed by spraying
B05D 1/28 - Processes for applying liquids or other fluent materials performed by transfer from the surfaces of elements carrying the liquid or other fluent material, e.g. brushes, pads, rollers
The present invention relates to a method for producing structured surfaces by applying a reactive melt layer and then embossing the surface, and to an article produced in such a way.
B05D 1/40 - Distributing applied liquids or other fluent materials by members moving relatively to surface
B05D 1/42 - Distributing applied liquids or other fluent materials by members moving relatively to surface by non-rotary members
B05D 7/00 - Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
The present invention relates to a process for producing high-gloss surfaces on at least one portion of a substrate area, where the steps comprise (a) applying a layer made of a melt to at least one portion of the substrate area; (b) polishing of the applied layer of melt; (c) applying at least one lacquer layer to the polished layer of melt by means of a curtain-coating process; and (d) hardening the layer structure applied. The invention further relates to articles obtainable by this type of process.
B05D 1/30 - Processes for applying liquids or other fluent materials performed by gravity only, i.e. flow coating
B05D 1/40 - Distributing applied liquids or other fluent materials by members moving relatively to surface
B05D 5/06 - Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain multicolour or other optical effects
C09D 5/00 - Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects producedFilling pastes
B05D 7/00 - Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
B05D 7/06 - Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to wood
The present invention relates to methods for producing a reactive polyurethane composition, by preparing in a first method step a monomer-free thermoplastic polyurethane having isocyanate-reactive groups from an isocyanate-reactive polymer or from a mixture of isocyanate-reactive polymers having a fraction of at least 90 wt% of linear molecules, by reaction with a polyisocyanate having a molecular weight < 500 g/mol, in a molar deficit of the isocyanate groups of the polyisocyanate relative to the isocyanate-reactive end groups of the polymer or of the mixture of polymers, and in a second method step reacting said thermoplastic polyurethane with a low-monomer-content, isocyanate-terminal prepolymer having a residual monomer content of not greater than 0.5 wt%, in a molar ratio of the isocyanate-reactive end groups of the thermoplastic polyurethane to the isocyanate groups of the prepolymer of 1:1.1 to 1:5, to give the polyurethane composition containing reactive isocyanate groups, where the method takes place with addition of an inorganic filler component and optionally of auxiliaries and the filler component comprises particles of at least one filler which have a Mohs hardness of at least 6. The present invention further relates to reactive polyurethane compositions obtainable from such methods, to the use thereof as coating material, and to articles featuring such compositions as their surface.
C08G 18/10 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
C08G 18/12 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
The invention relates to a method for generating high-gloss surfaces on at least a part of a carrier surface, comprising the following steps: (a) applying a layer made of a molten mass to at least a part of the carrier surface; (b) smoothing the applied molten mass layer; (c) applying at least one paint layer to the smoothed molten mass layer by means of curtain coating methods; and (d) curing the applied layer composition. The invention further relates to objects which can be obtained according to such a method.
B05D 1/30 - Processes for applying liquids or other fluent materials performed by gravity only, i.e. flow coating
B05D 1/40 - Distributing applied liquids or other fluent materials by members moving relatively to surface
B05D 5/06 - Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain multicolour or other optical effects
B05D 7/06 - Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to wood
15.
Surface covering which is hardened in several stages
(b) irradiating the melt layer.
The invention further relates to article surfaces sealed in this way, and also to the use of the abovementioned melt for surface sealing.
The present invention relates to an article whose surface has been at least partly sealed and to methods of its sealing, the sealing layer comprising a reactive melt layer and a coating layer. The invention provides a method of sealing at least part of the surface of an article, comprising the steps of: (a) applying a reactive melt layer based on polyurethane to at least one part of the surface of the article; (b) smoothing the reactive melt layer; and (c) applying a coating material to form a coating layer on the reactive melt layer, the coating layer being applied before the full curing of the reactive melt layer.
B05D 7/08 - Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to wood using synthetic lacquers or varnishes
B05D 7/00 - Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
C08G 18/10 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
17.
Method for producing reactive polyurethane compositions
in a second process stage is reacted with a low-monomer-content, isocyanate-terminal prepolymer, in a molar ratio of the isocyanate-reactive end groups of the thermoplastic polyurethane to the isocyanate groups of the prepolymer of 1:1.1 to 1:5, to give the isocyanate-reactive polyurethane composition.
The invention relates to a method of sealing at least part of the surface of an article, comprising the steps of(a) applying a layer of a radiation-curable melt based on a moisture-crosslinking polyurethane to atleast part of the surface of the article, and(b) irradiating the melt layer.The invention further relates to article surfaces sealed in this way, and also to the use of the abovementioned melt for surface sealing.
B05D 3/06 - Pretreatment of surfaces to which liquids or other fluent materials are to be appliedAfter-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to radiation
The present invention relates to an article whose surface has been at least partly sealed and to methods of its sealing, the sealing layer comprising a reactive melt layer and a coating layer.
B05D 7/08 - Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to wood using synthetic lacquers or varnishes
D21H 19/24 - Coatings without pigments applied in a form other than the aqueous solution defined in group comprising macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
20.
PROCESS FOR PREPARING REACTIVE POLYURETHANE COMPOSITIONS
The invention relates to a method for producing a reactive polyurethane composition. Said method is characterised by a first step wherein a monomer-free thermoplastic polyurethane is produced from an isocyanate reactive polymer or a mixture of isocyanate reactive polymers having a proportion of at least 90wt. %, preferably at least 95 wt. %, more particularly at least 99 wt. % of linear molecules by reacting it with a polyisocyanate having a molecular weight of < 500 in a molar deficiency of the isocyanate groups of the polyisocyanate in relation to the isocyanate reactive end groups of the polymer or the mixture of polymers. In a second step, the monomer-free thermoplastic polyurethane is converted into an isocyanate reactive polyurethane composition, with an isocyanate terminal prepolymer which has a low monomer content according to a mol ratio of the isocyanate reactive end groups of the thermoplastic polyurethane in relation to the isocyanate groups of the prepolymer from 1: 1,1 to 1: 5.
C08G 18/12 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
C08G 18/42 - Polycondensates having carboxylic or carbonic ester groups in the main chain
C08G 18/76 - Polyisocyanates or polyisothiocyanates cyclic aromatic
patents
