The present disclosure provides to a novel flame retardant resin, wherein the resin is a reaction product of an epoxy material, a curing agent, and a partially esterified tannic acid of formula I,

##STR00001## wherein TA represents a tannic acid moiety, R.sup.1 represents an optionally substituted C.sub.1-C.sub.6 straight or branched alkyl, an optionally substituted C.sub.3-C.sub.6 cyclic ring, an optionally substituted phenyl group, or any combination thereof, and n is 2-10.

This invention relates to a two-part epoxy based composition, comprising a first part comprising at least one epoxy resin; a second part comprising at least one epoxy resin curing agent, and at least one acrylamide compound containing a hydrogen atom bound to the nitrogen atom in the acrylamide structure. The two-part epoxy based composition according to the present invention exhibits excellent adhesion strength to low surface tension substrates, such as stainless steel and PVC.

This invention relates to a two-part epoxy based composition, comprising a first part comprising at least one epoxy resin; a second part comprising at least one epoxy resin curing agent, and at least one acrylamide compound containing a hydrogen atom bound to the nitrogen atom in the acrylamide structure. The two-part epoxy based composition according to the present invention exhibits excellent adhesion strength to low surface tension substrates, such as stainless steel and PVC.

This invention relates to a two-part adhesive composition, comprising a first part comprising at least one ethylenically unsaturated monomer, at least one non-polar styrenic block copolymer, and at least one curing promoter; and a second part comprising at least one initiator. The two-part adhesive composition exhibits excellent adhering strength to both metal substrate and plastic substrate.

This invention relates to a two-part adhesive composition, comprising a first part comprising at least one ethylenically unsaturated monomer, at least one non-polar styrenic block copolymer, and at least one curing promoter; and a second part comprising at least one initiator. The two-part adhesive composition exhibits excellent adhering strength to both metal substrate and plastic substrate.

This invention provides a polymer, which is preferably a polyether polymer. The polymer may be uses in coating compositions. Containers and other articles comprising the polymer and methods of making such containers and other articles are also provided. The invention further provides compositions including the polymer (e.g., powder coatings), which have utility in a variety of coating end uses, including, for example, valve and pipe coatings.

This invention provides a polymer, which is preferably a polyether polymer. The polymer may be uses in coating compositions. Containers and other articles comprising the polymer and methods of making such containers and other articles are also provided. The invention further provides compositions including the polymer (e.g., powder coatings), which have utility in a variety of coating end uses, including, for example, valve and pipe coatings.

A two-component adhesive composition includes: (i) a first part of a (meth)acrylate-based monomer mixture including components (a1) to (a3) below: (a1) an alkyl (meth)acrylate compound, and any one or more of a (meth)acrylate compound having an alkoxysilyl group, and a (meth)acrylate compound having an unsaturated functional group except for an acryloyl group, (a2) 50 to 100 parts by weight of an adhesive reinforcing agent relative to the 100 parts by weight of the (meth)acrylate-based monomer mixture, and (a3) 1 to 10 parts by weight of a filler relative to the 100 parts by weight of the (meth)acrylate-based monomer mixture; and (ii) a second part including components (b1) and (b2) below with a weight ratio of 1:1 to 20:1, where (b1) 100 parts by weight of an epoxy resin, and (b2) 50 to 150 parts by weight of an initiator with respect to (b1).

A two-component adhesive composition includes: (i) a first part of a (meth)acrylate-based monomer mixture including components (a1) to (a3) below: (a1) an alkyl (meth)acrylate compound, and any one or more of a (meth)acrylate compound having an alkoxysilyl group, and a (meth)acrylate compound having an unsaturated functional group except for an acryloyl group, (a2) 50 to 100 parts by weight of an adhesive reinforcing agent relative to the 100 parts by weight of the (meth)acrylate-based monomer mixture, and (a3) 1 to 10 parts by weight of a filler relative to the 100 parts by weight of the (meth)acrylate-based monomer mixture; and (ii) a second part including components (b1) and (b2) below with a weight ratio of 1:1 to 20:1, where (b1) 100 parts by weight of an epoxy resin, and (b2) 50 to 150 parts by weight of an initiator with respect to (b1).

According to one aspect, the present disclosure relates to a curable precursor of a structural adhesive composition, comprising: a) a thermally curable resin; b) a thermal curing initiator for the thermally curable resin; c) a radiation self-polymerizable multi-functional compound comprising a polyether oligomeric backbone and at least one free-radical (co)polymerizable reactive group at each terminal position of the oligomer backbone; and d) a free-radical polymerization initiator for the radiation self-polymerizable multi-functional compound; wherein the free-radical polymerization initiator is activated by visible light.