A release composition comprising a waterborne latex polymer particles comprising the polymerization reaction product of: i) a first monomer having an alkyl group with 12 to 24 carbon atoms, a nitrogen-containing or ester linking group, and a free-radically polymerizable (meth)acryl group; ii) a second free-radically polymerizable monomer having less than 12 carbon atoms; and iii) a free-radically polymerizable surfactant; and an aqueous carrier liquid. Also described is a method of making a release coated article and articles.

A release composition comprising a waterborne latex polymer particles comprising the polymerization reaction product of: i) a first monomer having an alkyl group with 12 to 24 carbon atoms, a nitrogen-containing or ester linking group, and a free-radically polymerizable (meth)acryl group; ii) a second free-radically polymerizable monomer having less than 12 carbon atoms; and iii) a free-radically polymerizable surfactant; and an aqueous carrier liquid. Also described is a method of making a release coated article and articles.

The present invention provides a polymer electrolyte membrane having excellent strength, a small dimensional change, and a low membrane resistance. The polymer electrolyte membrane includes a porous film and a polymer electrolyte. The porous film has a fibril/node area ratio of 90/10 to 75/25.

Fluorinated ionomers (i.e., ion conducting polymers) that include a fluorinated polymer backbone with covalently bound pendent groups that include heteropolyacid (HP A) groups, or salts thereof, and perfluorosulfonic acid (PF SA) groups, or salts thereof, as well as polymer electrolyte membranes, fuel cells, and methods.

Fluorinated ionomers (i.e., ion conducting polymers) that include a fluorinated polymer backbone with covalently bound pendent groups that include heteropolyacid (HP A) groups, or salts thereof, and perfluorosulfonic acid (PF SA) groups, or salts thereof, as well as polymer electrolyte membranes, fuel cells, and methods.

The present invention provides a polymer electrolyte membrane having excellent strength, a small dimensional change, and a low membrane resistance. The polymer electrolyte membrane includes a porous film and a polymer electrolyte. The porous film has a fibril/node area ratio of 90/10 to 75/25.

According to one embodiment, a composition including a compound is provided. The compound includes a linking group containing 2 to 18 carbon atoms, a polymerizable functional group bonded to the linking group, a first reactive group bonded to the linking group, and a second reactive group bonded to the linking group. The polymerizable functional group includes at least one of a (meth)acryloyl group or a vinyl group. The first reactive group includes at least one selected from the group consisting of a thiol group, a disulfide group, and a thiocyanate group. The second reactive group includes at least one selected from the group consisting of an alkoxysilane group, a chlorosilane group, and a hydroxyl group.