C09J187/00

Materials for use as adhesive and for surface sealing

Materials from the group consisting of a) one or more hybrid materials containing an organic polymer from the group of the polyamides, polyimides and epoxy resins and an inorganic oligo- or polymer from the group of the oligo- and polysiloxanes and heterocondensates of Si with Ti, Zr and/or Al, wherein the organic and the inorganic component are covalently bound to one another, in combination with one or more inorganic sols based on silyl alkoxylates and/or titanium alkoxylates, wherein hybrid material and inorganic sol are crosslinked, b) one or more hybrid materials containing an organic polymer from the group of the polyamides, polyimides and epoxy resins and an inorganic oligo- or polymer from the group of the oligo- and polysiloxanes and heterocondensates of Si with Ti, Zr and/or Al, wherein the organic and the inorganic component are covalently bound to one another, c) one or more inorganic sols based on silyl alkoxylates and/or titanium alkoxylates and d) one or more polyamides, polyimides and/or epoxy resins mixed with oxidic and/or non-oxidic metal and/or metalloid particles, preferably from the group of the oxides, nitrides, carbides and mixtures thereof,
are suitable as adhesive for the bonding of metals, plastics, concrete and/or ceramics.

Materials for use as adhesive and for surface sealing

Materials from the group consisting of a) one or more hybrid materials containing an organic polymer from the group of the polyamides, polyimides and epoxy resins and an inorganic oligo- or polymer from the group of the oligo- and polysiloxanes and heterocondensates of Si with Ti, Zr and/or Al, wherein the organic and the inorganic component are covalently bound to one another, in combination with one or more inorganic sols based on silyl alkoxylates and/or titanium alkoxylates, wherein hybrid material and inorganic sol are crosslinked, b) one or more hybrid materials containing an organic polymer from the group of the polyamides, polyimides and epoxy resins and an inorganic oligo- or polymer from the group of the oligo- and polysiloxanes and heterocondensates of Si with Ti, Zr and/or Al, wherein the organic and the inorganic component are covalently bound to one another, c) one or more inorganic sols based on silyl alkoxylates and/or titanium alkoxylates and d) one or more polyamides, polyimides and/or epoxy resins mixed with oxidic and/or non-oxidic metal and/or metalloid particles, preferably from the group of the oxides, nitrides, carbides and mixtures thereof,
are suitable as adhesive for the bonding of metals, plastics, concrete and/or ceramics.

Adhesive composition, cured product, and bonded body
11466183 · 2022-10-11 · ·

An adhesive composition which is excellent in adhesion to various hardly adhesive materials such as polyethylene terephthalate, polyethylene, polypropylene, modified polyphenylene ether, polyphenylene sulfide, and a cycloolefin polymer. Further, an adhesive composition containing the following components (A) to (C) may be described Component (A): (Meth) acrylic triblock elastomer having a weight average molecular weight of 80,000 or more, Component (B): (Meth) acrylate monomer having no hydroxyl group and having a phenoxy group, and Component (C): Radical initiator.

Metal particle-containing composition and electrically conductive adhesive film

The present disclosure relates to a metal particle-containing composition contains at least one thermosetting resin (R), a hardening agent (H), and at least three types of metal particles (P) different from one another. The metal particles (P) contain a solder alloy particle (P1) containing a tin alloy containing at least one metal (A), wherein the metal (A) is a metal that forms a eutectic crystal with tin at a eutectic temperature of 200° C. or lower, at least one metal particle (P2) containing a metal (B) having a melting point exceeding 420° C. in a bulk, the metal particle (P2) having a melting point higher than a solidus temperature of the solder alloy particle (P1), and at least one metal particle (P3) containing a metal (C) that forms an intermetallic compound with a metal contained in the solder alloy particle (P1).

Adhesive compositions based on grafted resins

A curable adhesive that is particularly well suited for use in an injection or compression molding operation. The adhesive is based on polymeric resins having carboxylic acid and acrylate ester functionality, such as grafted phenoxy resin, and further constituents such as organic carbonates, blocked isocyanates, catalysts, maleimide compounds, hydride sources, and a carrier fluid. The curable adhesives are particularly well suited for bonding liquid injectable substrates such as liquid silicone rubber, or polyamides to rigid substrates, such as aluminum, stainless steel, or glass.

METAL PARTICLE-CONTAINING COMPOSITION AND ELECTRICALLY CONDUCTIVE ADHESIVE FILM

The present disclosure relates to a metal particle-containing composition contains at least one thermosetting resin (R), a hardening agent (H), and at least three types of metal particles (P) different from one another. The metal particles (P) contain a solder alloy particle (P1) containing a tin alloy containing at least one metal (A), wherein the metal (A) is a metal that forms a eutectic crystal with tin at a eutectic temperature of 200° C. or lower, at least one metal particle (P2) containing a metal (B) having a melting point exceeding 420° C. in a bulk, the metal particle (P2) having a melting point higher than a solidus temperature of the solder alloy particle (P1), and at least one metal particle (P3) containing a metal (C) that forms an intermetallic compound with a metal contained in the solder alloy particle (P1).

Thermally vulcanizable adhesive tape with shear strength during the heating and curing phase

A thermally vulcanizable pressure-sensitive adhesive comprising a chemically precrosslinked, pressure-sensitively adhesive polybutadiene-polyurethane and ground sulfur, which during the heating phase remains pressure-sensitively adhesive, does not liquefy and hence in this phase, in which the vulcanization has not yet started and the curing has not yet commenced, has shear strength at least under load to moderate low, is able to transmit forces and hence to perform holding, a process for producing it, an adhesive tape comprising this pressure-sensitive adhesive, and a process for producing the adhesive tape.

HEAT-CURABLE RESIN COMPOSITION, AND ADHESIVE AGENT, FILM, PREPREG, LAMINATE, CIRCUIT BOARD AND PRINTED-WIRING BOARD USING SAME

Provided are a heat-curable resin composition capable of being turned into a cured product having a high glass-transition temperature, a low dielectric tangent and a superior adhesion to a metal foil; and an adhesive agent, film, prepreg, laminate, circuit board as well as printed-wiring board using such heat-curable resin composition. The heat-curable resin composition contains: (A) a polyphenylene ether resin having reactive double bonds at molecular chain ends; (B) a (meth)acrylic acid ester compound; (C) a cyclic imide compound containing, in one molecule, at least one dimer acid backbone, at least one linear alkylene group having not less than 6 carbon atoms, and at least two cyclic imide groups; and (D) a reaction initiator.

Aqueous resin dispersion, paint, adhesive, and laminate
10800890 · 2020-10-13 · ·

An aqueous resin dispersion wherein a polymer (C) obtained by bonding a polyolefin (A) to a polyether resin (B) is dispersed in water; and the polyether resin (B) contains a polyether resin (B1) having an HLB of less than 8 and a polyether resin (B2) having an HLB of 8 to 20 according to calculation by the Griffin method.

Aqueous resin dispersion, paint, adhesive, and laminate
10800890 · 2020-10-13 · ·

An aqueous resin dispersion wherein a polymer (C) obtained by bonding a polyolefin (A) to a polyether resin (B) is dispersed in water; and the polyether resin (B) contains a polyether resin (B1) having an HLB of less than 8 and a polyether resin (B2) having an HLB of 8 to 20 according to calculation by the Griffin method.