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.

Date of Patent:
Oct. 26, 2010

Filed:

Feb. 16, 2007
Applicants:

Harry W. Hsieh, Troy, MI (US);

Dominic J. Allam, Canton, MI (US);

Ziyan Wu, Farmington, MI (US);

Inventors:

Harry W. Hsieh, Troy, MI (US);

Dominic J. Allam, Canton, MI (US);

Ziyan Wu, Farmington, MI (US);

Assignee:

Dow Global Technologies Inc., Midland, MI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09J 5/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

The invention is a composition comprising a) one or more organotitanates 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; b) one or more mercaptosilanes; c) one or more polyaminosilanes; d) one or more secondary aminosilanes; and e) a solvent which dissolves the components of the composition. The composition also includes an organotin compound f). This composition is referred to as a clear primer hereinafter. In another embodiment the invention is a system for bonding glass to a substrate which comprises a clear primer according to the invention; and an adhesive comprising an isocyanate functional prepolymer and a catalyst for the cure of the isocyanate functional prepolymer.


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