Abstract: The present invention relates to a contact adhesive composition based on chloroprene rubber, to a preparation method of the contact adhesive composition and to a method of bonding substrate by using the contact adhesive composition. In particular, the present invention relates to a contact adhesive composition comprising a fast-crystallizing chloroprene rubber and a slowly-crystallizing chloroprene rubber.

Abstract: The present invention relates to a water absorbing, electrically conductive composition comprising a) a water soluble and/or water swellable and/or water absorbing resin; b) an electrically conductive filler; and c) a solvent. The water absorbing, electrically conductive composition according to according to the present invention can be used as a sensor for erosion and/or corrosion monitoring.

Abstract: The present invention is directed to a two-component (2K) anhydrous composition comprising a first component (1) comprising calcium aluminate cement; Ground Granulated Blast Furnace Slag (GGBS); and fumed silica; and a second component (2) comprising calcined bauxite; and fused zirconia mullite.

Abstract: The present invention provides a two-component (2K) curable composition comprising: (A) a first component comprising: i) at least one cyanoacrylate monomer represented by Formula 1: H2C?C(CN)—COOR??(1) wherein: R is selected from C1-C18 alkyl, C3-C18 cycloalkyl, C2-C15 alkenyl, C6-C18 aryl, C7-C15 aralkyl and C3-C15 allyl; and, ii) peroxide catalyst; and, iii) at least one cure accelerator for said at least one cyanoacrylate monomer i); (B) a second component comprising: i) at least one free radically curable compound; and, ii) at least one transition metal compound, wherein, when said components are mixed together the peroxide catalyst initiates cure of said free radically curable compound(s) and the transition metal compound(s) initiates cure of the cyanoacrylate monomer(s), and further wherein said at least one free radically curable compound comprises at least one unsaturated polyester polymer containing at least two cycloolefinic double bonds.

Abstract: The present invention provides an one-component (1K) anaerobic curable composition comprising, based on the weight of the composition: from 15 to 35 wt. % of a1) at least one (meth)acrylate monomer represented by Formula I: H2C?CGCO2R1 ??(I) wherein: G is hydrogen, halogen or a C1-C4 alkyl group; and, R1 is selected from C1-C30 alkyl, C3-C30 cycloalkyl, C2-C20 alkenyl and C2-C12 alkynyl; from 5 to 25 wt. % of a2) at least one (meth)acrylate monomer represented by Formula II: H2C?CQCO2R2 ??(II) wherein: Q may be hydrogen, halogen or a C1-C4 alkyl group; and, R2 may be selected from C6-C18 aryl, alkaryl and aralkyl; from 35 to 75 wt. % of a3) at least one (meth)acrylate-functionalized oligomer; from 0.1 to 10 wt. % of b) at least one cure initiator; from 0.1 to 5 wt. % of c) at least one cure accelerator; from 1 to 5 wt. % of d) at least one cellulose mixed ester of which all of said ester groups are selected from C1-C6 ester groups; and, from 1 to 5 wt. % of e) fumed silica.

Abstract: The present invention is directed to a one-component (1K) moisture curable composition comprising: (a) at least one polyorganosiloxane which has at least one alkoxy group bound to a silicon atom, (b) at least one alkoxy-containing aminofunctional silicone resin, (c) at least one adhesion promoter different from said alkoxy-containing aminofunctional silicone resin (b), and (d) at least one curing catalyst. The invention also relates to coatings, sealants, or adhesives comprising said composition, cured products obtained from said composition, use of the composition.

Abstract: The present invention is directed to a two component (2K) composition comprising: (A) a first component comprising: a) at least one epoxy resin different from said resin b); and, b) at least one elastomer modified epoxy resin; (B) a second component comprising: c) a curative which consists of at least one compound possessing at least two epoxide reactive groups per molecule, said curative being characterized by comprising at least one alkoxy-containing aminofunctional silicone resin, wherein said composition is characterized in that it is free of catalysts.

Abstract: The present invention relates to two-part cyanoacrylate adhesive comprising a) a first part comprising a cyanoacrylate component; a peroxide catalyst; a stabilizer and a thickener; and b) a second part comprising a (meth)acrylate component; a graphene oxide; an adhesion promoter; a metal salt; and a fumed silica. Adhesive according to the present invention provides good performance as structural adhesive, good adhesion strength, good open and fix times, good tensile lap shear strength and good peel strength.

Abstract: Two-part cyanoacrylate/cationically curable adhesive systems are provided.

Abstract: Two-part cyanoacrylate/cationically curable adhesive systems are provided.

Abstract: A wear resistant substrate including a metal substrate having a surface, a reinforcing support attached to the surface and cured reaction products of an inorganic curable composition disposed over and through the reinforcing support and bonded to the surface. Also a method of enhancing the wear resistance of a metal surface by attaching a reinforcing support to the surface; disposing an inorganic curable composition over and through the reinforcing support and into contact with the surface; and curing the composition.

Abstract: A wear resistant substrate including a metal substrate having a surface, a reinforcing support attached to the surface and cured reaction products of an inorganic curable composition disposed over and through the reinforcing support and bonded to the surface. Also a method of enhancing the wear resistance of a metal surface by attaching a reinforcing support to the surface; disposing an inorganic curable composition over and through the reinforcing support and into contact with the surface; and curing the composition.

Abstract: Disclosed is a composite laminate made from unsaturated polyester resin that can be bonded using polyurethane adhesive without secondary treatment of the composite laminate and with improved bond strength and failure mode. Also disclosed are methods of making such composite laminates.

Abstract: The present invention concerns adhesive compositions that provide corrosion-preventative properties and improved adhesive bonding on corrodible surfaces, such as may be found in electronic components. These compositions provide the substrates with greatly increased resistance to corrosion, especially during long term exposure to high temperatures and/or high humidity. When used on conductive substrates, the compositions also maintain good initial and ongoing electrical conductivity.

Abstract: A curable underfill encapsulant composition which is especially useful in the no-flow underfill encapsulation process. The composition contains an epoxy resin, a fluxing agent, a linear polyanhydride, a core shell polymer and a catalyst. In an alternative embodiment, the composition also contains a linear anhydride. Various additives, such as surfactants and coupling agents may also be added to the composition.

Abstract: A curable underfill encapsulant composition which is especially useful in the no-flow underfill encapsulation process. The composition contains an epoxy resin, a fluxing agent, a linear polyanhydride, a core shell polymer and a catalyst. In an alternative embodiment, the composition also contains a linear anhydride. Various additives, such as surfactants and coupling agents may also be added to the composition.