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:
Jan. 10, 1995
Filed:
Mar. 04, 1994
Teijin Limited, Osaka, JP;
Abstract
A water-dispersible aromatic polyester comprising a dicarboxylic acid component and a glycol component, wherein (A) at least 95 mol% of the dicarboxylic acid component is composed of an aromatic dicarboxylic acid component containing 30 to 99.5 mol% of a 2,6-naphthalenedicarboxylic acid component and at least 0.005 mol% to less than 5 mol% of an aromatic dicarboxylic acid component having a sulfonic acid salt group, and (B) at least 95 mol% of the glycol component is composed of an ethylene glycol component and a component from a propylene oxide adduce of bisphenol A, the molar ratio of the ethylene glycol component:the component of a propylene oxide adduct of bisphenol A being 40-99:60-1; and a fast-adhesion polyester film comprising a polyester film and a coating which contains the above water-dispersible aromatic polyester and is formed on at least one surface of the polyester film.