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:
Feb. 24, 2009
Filed:
Dec. 15, 2004
Ziyan Wu, Farmington Hills, MI (US);
Harry W. Hsieh, Troy, MI (US);
Daniel P. Heberer, Rochester Hills, MI (US);
Dominic J. Allam, Canton, MI (US);
Ziyan Wu, Farmington Hills, MI (US);
Harry W. Hsieh, Troy, MI (US);
Daniel P. Heberer, Rochester Hills, MI (US);
Dominic J. Allam, Canton, MI (US);
Dow Global Technologies, Inc., Midland, MI (US);
Abstract
The invention is a composition comprising a) one or more organotitanates or zirconates having four ligands wherein the ligands are hydrocarbyl, optionally containing one or more functional groups having one or more heteroatoms selected from the group comprising oxygen, nitrogen, phosphorus and sulfur wherein two or more of the ligands may form a cyclic structure with the proviso that one of the ligands has an acidic moiety; one or more strong organic acids or a mixture thereof; b) one or more alkoxysilanes; c) optionally one or more high molecular weight resins; and d) a solvent which dissolves the components of the composition. This composition is referred to as a clear primer hereinafter. Preferably, the composition comprises both an organotitanate or zirconate and a strong acid.