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:
Apr. 03, 2007
Filed:
May. 28, 2003
Takahide Okuyama, Yamagata, JP;
Takeshi Koyama, Tokyo, JP;
Takahide Okuyama, Yamagata, JP;
Takeshi Koyama, Tokyo, JP;
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
There is provided a primer composition capable of effectively enhancing anti-plasticizer property and water resistance even without curing of the primer layer, and a bonded structure. A primer composition forms a primer layer, containing a polymer, of a paint film formed by painting and drying on a surface to be painted; and a bonded structure includes: a base material, a primer layer containing a polymer sticking fast to the base material, and an adhesive sheet having an adhesive layer stuck fast to the primer layer. The polymer contains a polycarbonate polyurethane having a repeated unit derived from polycarbonate polyol in a molecule thereof.