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. 19, 2002
Filed:
Aug. 20, 1999
Applicant:
Inventors:
Yoshihiro Nakata, Takatsuki, JP;
Shinji Ochi, Takatsuki, JP;
Assignee:
Sunstar Giken Kabushiki Kaisha, Takatsuki, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09J 5/02 ;
U.S. Cl.
CPC ...
C09J 5/02 ;
Abstract
A polyolefin material can be adhered to other material with good adhesion durability by 1) applying a first primer which contains i) a resin comprising a backbone of hydrocarbon chains and/or polybutadiene chains, and ii) a polyisocyanate compound or an alkoxysilane compound, to the surface of a polyolefin material, 2) applying a second primer which contains a polyisocyanate compound or an alkoxysilane compounds, onto the layer of the first primer, and 3) adhering the surface of the polyolefin material to which the first and second primers are applied to other material using a moisture-curing polyurethane adhesive.