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:
Nov. 30, 1999
Filed:
Aug. 18, 1998
Applicant:
Inventors:
Tammo Boinowitz, Essen, DE;
Helmut Lammerting, Herbede, DE;
Assignee:
Th. Goldschmidt AG, Essen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B28B / ; B28B / ;
U.S. Cl.
CPC ...
106 3822 ; 106 382 ; 10628723 ; 10628726 ;
Abstract
The invention relates to a release agent and lubricant for rubber moldings, especially radiator hoses, which comprises a polyether which is liquid at room temperature, has a viscosity from 400 to 2000 mPas and is obtained by addition reaction of ethylene oxide with oligo- and polyglycerols, individually or in a mixture as initial alcohols, in which reaction from 3 to 15 mol of ethylene oxide are added on per hydroxyl group.