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:
Apr. 07, 2009
Filed:
Jun. 24, 2002
Harold Russell Motson, Stockton on Tees, GB;
Derek John Irvine, Stockton on Tees, GB;
Eric Appelman, Dordrecht, NL;
Harold Russell Motson, Stockton on Tees, GB;
Derek John Irvine, Stockton on Tees, GB;
Eric Appelman, Dordrecht, NL;
Croda International PLC, East Yorkshire, GB;
Abstract
Detergent or micelle free cleaning media based on detergent free and/or micelle free liquid COand including from 0.01 to 5% by weight of the formulation of a cleaning additive which is at least one multi-ester having a molecular weight of not more than 750 can be used in dry cleaning of textiles. Desirable cleaning additives are of the formula (1): R(XR)where X, R, R, and n have defined meanings, particularly to be esters of multi-carboxylic acids and mono-hydroxy alcohols or esters of mono-carboxylic acids and multi-hydroxy alcohols.