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. 28, 1993
Filed:
Jul. 23, 1992
Kirkor Sirinyan, Bergisch Gladbach, DE;
Reinhold Dederichs, Leverkusen, DE;
John L Williams, Pittsburgh, PA (US);
Bayer Aktiengesellschaft, Leverkusen, DE;
Miles Inc., Pittsburgh, PA (US);
Abstract
The present invention relates to a coating composition which contains a one- or two-component binder and, in addition, an adhesion promoter which is based on a chemically modified, amorphous polyolefin having an average molecular weight M.sub.w (weight average) in the range from 10,000 to 100,000 g/mol, a non-uniformity U.sub.n of 1.0 to 6.5, a chlorine content of about 2.5 to 50% by weight and a total content of nitrogen, oxygen, sulfur and silicon, in the form of chemically incorporated functional groups, of about 2.5 to 15.0% by weight. The present invention also relates to a process for coating plastic substrates with this coating composition and to the coated plastic substrates obtained in accordance with this process.