C - Chemistry – Metallurgy – 09 – K
Patent
C - Chemistry, Metallurgy
09
K
C09K 3/00 (2006.01) C08F 2/00 (2006.01)
Patent
CA 2079064
ABSTRACT OF DISCLOSURE Polymer scale preventive agent, Polymerization vessel effective in preventing polymer scale deposition, and Process of producing polymer using said vessel A polymer scale preventive agent for use in polymerization of a monomer having an ethylenically unsaturated double bond, comprising: (A) at least one compound selected from the group consisting of diaminobenzenes and diaminonaphthalenes, (B) a hydroxynaphthoquinone, and (C) an acid. The polymerization vessel having a coating comprising the polymer scale preventive agent on its inner wall, etc. is effective in preventing deposition of polymer scale, and the polymeric product has a high whiteness and is of high quality.
Ueno Susumu
Usuki Masahiro
Marks & Clerk
Shin-Etsu Chemical Co. Ltd.
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