DEFINITION

Carbomer 1342 is a high molecular weight copolymer of acrylic acid and a long-chain alkyl methacrylate cross-linked with allyl ethers of pentaerythritol. Carbomer 1342, contains NLT 52.0% and NMT 62.0% of carboxylic acid (–COOH) groups calculated on the dried basis. The viscosity of a neutralized 1.0% aqueous dispersion of Carbomer 1342 is between 9,500 and 26,500 mPa·s.