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:
Jun. 01, 1993
Filed:
Mar. 16, 1992
Applicant:
Inventors:
Geoffrey J Wilkins, London, GB;
Frank Fusiak, Bayonne, NJ (US);
Assignee:
ISP Investments Inc., Wilmington, DE (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C09D / ; C23D / ; C11D / ; C11D / ;
U.S. Cl.
CPC ...
252100 ; 134-2 ; 134-3 ; 134 38 ; 252102 ; 252104 ; 252143 ; 252148 ; 252153 ; 252162 ; 252170 ; 252171 ; 252173 ; 252542 ; 252558 ; 252559 ; 252D / ;
Abstract
This invention is directed to an environmentally safe, water soluble stripping composition which contains a solution of water, a water soluble ester containing from 4 to 10 carbon atoms and an amount of hydrogen peroxide or compounds which generate hydrogen peroxide in situ; which peroxide concentration is not in excess of 30 wt. % of the water/ester composition. The invention also concerns the use of this biodegradable composition in a process for stripping organic coatings such as paints and resins from substrates.