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:
Dec. 15, 1981
Filed:
Jan. 30, 1980
Applicant:
Inventors:
Assignee:
Th. Goldschmidt AG, Essen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
528 26 ; 20415913 ; 428447 ; 528 21 ; 528 38 ; 556437 ; 556439 ; 556440 ; 556441 ;
Abstract
A method for the manufacture of organopolysiloxanes for use in abhesive coating materials wherein organopolysiloxanes having the formula ##STR1## in which R.sup.1 is an alkyl group with 1 to 4 carbon atoms, a vinyl group and/or a phenyl group, with the proviso that at least 90 mole percent of the R.sup.1 groups are methyl groups,