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:
Aug. 27, 2002
Filed:
Mar. 29, 2001
Marie-Odile Lafon, Paris, FR;
Rhodia Chimie, Cedex, FR;
Abstract
The invention concerns a liquid de-inking composition comprising at least a surfactant of polyalkoxylated terpenic origin of formula: Z—X—W—[CH—(R )CH(R )-O] —A wherein: Z is a bicycloheptenyl or bicycloheptyl radical, preferably substituted by methyl radicals; X is preferably a —CH —CH —O— or —O—CH —CH —O— radical; W is a polysequence, preferably polyoxypropylene and polyoxyethylne sequence; [CH(R )—CH(R )—O] is a sequence different from a polyoxyethylene, preferably polyoxypropylene sequence; A is a hydrogen atom, a hydrocarbon or functional group. Said composition can be used for de-inking paper.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile