04500693 is referenced by 66 patents and cites 2 patents.

A water-soluble copolymer useful for scale inhibitor and pigment dispersant, comprising 50 to 99.5 mol % of repeating units represented by the general formula I: ##STR1## wherein, R.sup.1 denotes a hydrogen atom or methyl group and X a hydrogen atom, alkali metal atom, alkaline earth metal atom, ammonium group, or organic amine group and 50 to 0.5 mol % of repeating units represented by the general formula II: ##STR2## wherein, p denotes an integer of the value of 1 to 4, q and r independently denote 0 or an integer of the value of 0 to 100, R.sup.2 and R.sup.3 independently denote an alkylene group of 2 to 4 carbon atoms, and Y and Z independently denote a hydroxyl group, an alkoxy group of 1 to 4 carbon atoms, a monovalent phosphoric acid group or an alkali metal salt, alkaline earth metal salt, ammonium salt, or organic amine salt thereof or a mono- or di-ester thereof with an alkyl of 1 to 4 carbon atoms, a monovalent sulfonic acid group or an alkali metal salt, alkaline earth metal salt, ammonium salt, or organic amine salt thereof or an ester thereof with an alkyl of 1 to 4 carbon atoms.

Title
Water soluble copolymer method for manufacture therefore and use thereof
Application Number
395883
Publication Number
4500693
Application Date
May 25, 1984
Publication Date
February 19, 1985
Inventor
Yohichi Nakagawa
Himeji
JP
Shorbu Shioji
Himeji
JP
Hidetoshi Takehara
Tatsuno
JP
Agent
Omri M Behr
Assignee
Nippon Shokubai Kagaku Kogyo
JP
IPC
C08F 220/04
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