Interpenetrating polymer networks (IPNs) for a forming polishing pad for a semiconductor fabrication operation are disclosed. Techniques for forming the polishing pads are provided. In an exemplary embodiment, a polishing pad includes an interpenetrating polymer network formed from a free-radically polymerized material and a cationically polymerized material.

Interpenetrating polymer networks (IPNs) for a forming polishing pad for a semiconductor fabrication operation are disclosed. Techniques for forming the polishing pads are provided. In an exemplary embodiment, a polishing pad includes an interpenetrating polymer network formed from a free-radically polymerized material and a cationically polymerized material.

A polishing pad for a semiconductor fabrication operation includes a polishing region and a window region, wherein both regions are made of an interpenetrating polymer network formed from a free-radically polymerized material and a cationically polymerized material.

A polishing pad for a semiconductor fabrication operation includes a polishing region and a window region, wherein both regions are made of an interpenetrating polymer network formed from a free-radically polymerized material and a cationically polymerized material.

Provided is a novel photoinitiator in the form of a hybrid nanoparticle constructed of a semiconductor and metallic regions, and uses thereof.

Provided is a novel photoinitiator in the form of a hybrid nanoparticle constructed of a semiconductor and metallic regions, and uses thereof.

A curable composition containing a magenta pigment; a polymerizable compound; and a polymer including an amino group, where the polymer including the amino group has a weight average molecular weight of 1,000 or more, wherein the polymer including the amino group is at least one selected from the group consisting of hydroxyl group-including carboxylate ester, salts of a long-chain polyamino amide and acid ester having a high molecular weight, salts of polycarboxylic acid having a high molecular weight, salts of long-chain polyaminoamide and polar acid ester, unsaturated acid esters having a high molecular weight, modified polyurethanes, modified polyacrylates, polyether ester anionic surfactants, salts of naphthalenesulfonic acid formalin condensates, polyoxyethylene alkyl phosphoric acid ester, polyoxyethylene nonylphenylether, polyester polyamine, and stearylamine acetate.

A curable composition containing a magenta pigment; a polymerizable compound; and a polymer including an amino group, where the polymer including the amino group has a weight average molecular weight of 1,000 or more, wherein the polymer including the amino group is at least one selected from the group consisting of hydroxyl group-including carboxylate ester, salts of a long-chain polyamino amide and acid ester having a high molecular weight, salts of polycarboxylic acid having a high molecular weight, salts of long-chain polyaminoamide and polar acid ester, unsaturated acid esters having a high molecular weight, modified polyurethanes, modified polyacrylates, polyether ester anionic surfactants, salts of naphthalenesulfonic acid formalin condensates, polyoxyethylene alkyl phosphoric acid ester, polyoxyethylene nonylphenylether, polyester polyamine, and stearylamine acetate.

A radiation curable ink composition that includes (A) a mono-ethylenically unsaturated oligomer, (B) a mono-ethylenically unsaturated monomer, and (C) an acrylate ester of a carboxylic acid ester and which is substantially free of a photoinitiator. A printed article including the radiation curable ink composition in cured form, and a method of forming an image with the radiation curable ink composition are also provided.

A radiation curable ink composition that includes (A) a mono-ethylenically unsaturated oligomer, (B) a mono-ethylenically unsaturated monomer, and (C) an acrylate ester of a carboxylic acid ester and which is substantially free of a photoinitiator. A printed article including the radiation curable ink composition in cured form, and a method of forming an image with the radiation curable ink composition are also provided.