Inventor

SHIOJI SHORBU

JP9 patents

Patents

9 patents

US5135677AAug 4, 1992

Process for producing acid-type maleic acid polymer and water-treating agent and detergent additive containing said polymer

NIPPON CATALYTIC CHEM IND106 citations96

US5064563ANov 12, 1991

Process for producing and use of maleic acid (co-) polymer salt improved in biodegradability

NIPPON CATALYTIC CHEM IND54 citations95

US6297336B1Oct 2, 2001

Detergent builder, production process therefor, and poly(meth)acrylic acid (or salt) polymer and use thereof

NIPPON CATALYTIC CHEM IND27 citations92

US6037431AMar 14, 2000

Surfactant absorbing agent and method and surfactant carrying material

NIPPON CATALYTIC CHEM IND26 citations91

US4500693AFeb 19, 1985

Water soluble copolymer method for manufacture therefore and use thereof

NIPPON CATALYTIC CHEM IND88 citations89

US7230061B2Jun 12, 2007

Process for production of water-soluble (meth)acrylic polymers, water-soluble (meth)acrylic polymers, and use thereof

NIPPON CATALYTIC CHEM IND7 citations73

US6794473B2Sep 21, 2004

Acrylic acid (salt) polymer, its production process and uses

NIPPON CATALYTIC CHEM IND9 citations73

US5403821AApr 4, 1995

Drilling fluid additives

NIPPON CATALYTIC CHEM IND11 citations73

US6521721B1Feb 18, 2003

Polymer production process

NIPPON CATALYTIC CHEM IND5 citations62