C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
402/349, 402/513
C08F 2/10 (2006.01) C08F 20/04 (2006.01) C08F 220/06 (2006.01)
Patent
CA 1132298
ABSTRACT OF THE DISCLOSURE A continuous process for the preparation of water-soluble copolymers of vinyl carboxylic acids and lower alkyl acrylates is disclosed. The pro- cess employs a tubular reactor and polymerizes the monomers in aqueous solution in the presence of a free radical catalyst. Molecular weights of from 3,000-300,000 and preferably from about 5,000-25,000 are obtained utilizing this process.
340619
Goretta Louis A.
Otremba Robert R.
Nalco Chemical Company
Smart & Biggar
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