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. 10, 1990
Filed:
Oct. 27, 1988
Applicant:
Inventors:
Werner Amati, Hersberg, CH;
Jose Canela, Therwil, CH;
Assignee:
Sandoz Ltd., Basel, CH;
Primary Examiner:
Int. Cl.
CPC ...
C08F / ; C08F / ; D06L / ; D21C / ;
U.S. Cl.
CPC ...
524401 ; 524456 ; 524558 ; 526229 ; 526240 ; 52629295 ; 5263183 ;
Abstract
The invention relates to the stabilization of alkaline solutions of peroxide bleaching compounds using, as stabilizing agent, a water-soluble poly-.alpha.-hydroxyacrylic acid salt which in the sodium salt form has an average molecular weight Mw from 2000 to 10,000 and to the preparation of such a salt.
Amati, Werner. (1990). Stable solutions of poly-.alpha.-hydroxyacrylic acid salts (U.S. Patent No. 4916178). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4916178
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile