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. 27, 2001
Filed:
Oct. 20, 1998
Toyo Boseki Kabushiki Kaisha, Osaka, JP;
Abstract
An adhesive resin composition comprising polyester polyurethane having a number average molecular weight of 8,000-100,000 and an epoxy resin having two or more epoxy groups per molecule, said polyester polyurethane having an acid value of 100-1,000 equivalent/10,g and the proportion of polyester polyurethane having a molecular weight of not more than 5,000 is not more than 20 wt % and an adhesive film obtained from the adhesive resin composition. The adhesive resin composition and the adhesive film of the present invention have a longer working life and are superior in adhesive property, heat resistance and water resistance.
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