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:
Jan. 20, 1981
Filed:
Jun. 21, 1979
Applicant:
Inventor:
Robert W Koch, Norristown, PA (US);
Assignee:
Amchem Products, Inc., Ambler, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C11D / ;
U.S. Cl.
CPC ...
252143 ; 252 791 ; 252 794 ; 134 38 ;
Abstract
A method and composition are disclosed for the stripping of polymer coatings from coated metal surfaces. The composition comprises methylene chloride, formic acid, chlorinated acetic acid and a surfactant selected from the class consisting of sulfonated castor oil and alkylbenzene sulfonic acid and salts thereof, wherein the alkyl group has from about 10 to about 14 carbon atoms.