A phosphorus-containing polymer is provided comprising the reaction product of a chain-transfer agent having at least one pH bond with an unsaturated carboxylic, phosphonic or sulphonic acid. The invention also provides the aforementioned phosphorus-containing polymer further comprising phosphorus-containing end-caps. The polymers have a biodegradability of at least 20% per 28 days (as determined by OECD 306).
申请公布号
CA2510749(C)
申请公布日期
2012.04.24
申请号
CA20032510749
申请日期
2003.12.19
申请人
RHODIA CONSUMER SPECIALTIES LIMITED
发明人
WOODWARD, GARY;OTTER, GRAHAM PHILIP;DAVIS, KEITH PHILIP;HUAN, KIM