P

Inventor

KLEINSTUECK ROLAND

DE12 patents

Patents

12 patents
US5525257AJun 11, 1996

Composition for water treatment containing polyaspartic acidora derivative thereof and a polcarboxylic acid and methods of using the composition

BAYER AG52 citations95
US5523023AJun 4, 1996

Water treatment/cleaning composition comprising polyaspartic acid or derivatives thereof and phosphonic acid

BAYER AG77 citations95
US6743372B1Jun 1, 2004

Media for water treatment

BAYER AG12 citations73
US5726280AMar 10, 1998

Sulfonic acid group-containing polyaspartic acid derivatives, use thereof and prepartion thereof

BAYER AG15 citations73
US5506335AApr 9, 1996

Sulfonic acid group-containing polyaspartic acid derivatives, use thereof and preparation thereof

BAYER AG14 citations73
US4246103AJan 20, 1981

Propane-1,3-diphosphonic acids for conditioning water

BAYER AG17 citations72
US4968431ANov 6, 1990

Process for treating cooling water

BAYER AG10 citations70
US4931586AJun 5, 1990

Process for the continuous production of 2-phosphone-butane-1,2,4-tricarboxylic acid and alkali metal salts thereof

BAYER AG10 citations65
US4623672ANov 18, 1986

Isocyanate addition products and a process for their production

BAYER AG4 citations62
US5639909AJun 17, 1997

Production of 2-phosphonobutane-1,2,4-tricarboxylic acid and the alkali metal salts thereof

BAYER AG4 citations60
US5091562AFeb 25, 1992

Process for eliminating 1-carboxy-1-phosphonocyclopentan-3-one from, or reducing its content in, technical 2-phosphonobutane-1,2,4-tricarboxylic acid using bleaching liquor

BAYER AG3 citations60
US5233088AAug 3, 1993

Process for the preparation of alkali metal salts of 2-phosphonobutane-1,2,4-tricarboxylic acid

BAYER AG1 citations51