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.:

US 6680290 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 20, 2004

Filed:

Dec. 04, 2001
Applicant:
Inventor:

Pierre Marie Lenoir, Richterswil, CH;

Assignee:

Dow Europe S.A., Horgen, CH;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C11D 1/722 ;
U.S. Cl.
CPC ...
C11D 1/722 ;
Abstract

The present invention relates to softening formulations, and especially fabric softening formulations, which remain clear at relatively low temperatures and at relatively low concentrations of the active fabric softening ingredients. The formulations comprise an active fabric softening composition and an additive corresponding to the formula: R —Q—(AO) —R , where R is C alkyl; Q is O, C(O)0, or NR ; A is CH CHR ; R and R are independently at each occurrence H or C alkyl; and n is 2 to 13; with the proviso that at least one R is H and at least one R is not H. The formulations preferably also contain water and a solvent which can be aliphatic alcohols having 1 to 6 carbon atoms, aryl alkyl alcohols; aliphatic polyalcohols and their alkoxylates, aliphatic ethers, aliphatic esters, or alkylene carbonates and mixtures thereof.


Find Patent Forward Citations

Lenoir, Pierre. (2004). Clear softening formulations including alkoxylated additives (U.S. Patent No. 6680290). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6680290

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