The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 08, 2007
Filed:
Dec. 19, 2002
Michael Douglas Eason, Merseyside, GB;
Ezat Khoshdel, Merseyside, GB;
Susanne Henning Rogers, Merseyside, GB;
Michael Stephen White, Merseyside, GB;
Michael Douglas Eason, Merseyside, GB;
Ezat Khoshdel, Merseyside, GB;
Susanne Henning Rogers, Merseyside, GB;
Michael Stephen White, Merseyside, GB;
Unilever Home & Personal Care USA, Division of Conopco, Inc., Greenwich, CT (US);
Abstract
The present invention relates to the use of polymers comprising a block copolymer containing at least one group A and at least one group B in which each group A is a polymeric block built up from an ethylenically unsaturated polymerisable monomer and each group B is a polymeric block built up from an alkylene oxide, alkylene glycol or cyclic ether monomer or a mixture thereof for promoting soil release during laundering of a textile fabric and processes for their preparation. Laundry cleaning compositions comprising such polymers, a method of promoting soil release during laundering of a textile fabric and the use of such polymers in the manufacture of a laundry cleaning composition for effecting soil release from a laundry item form other aspects of the invention.