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:
Sep. 11, 1984
Filed:
Mar. 24, 1983
Applicant:
Inventors:
Assignee:
DSM Resins B.V., Zwolle, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ;
U.S. Cl.
CPC ...
528272 ; 528302 ; 528308 ; 5283086 ; 5283087 ; 525438 ; 525440 ; 525444 ; 525448 ;
Abstract
An improved carboxyl-group-containing polyester resin composition as described of an aromatic carboxylic acid and an aliphatic diol having the following combination of properties: (a) an acid number between 10 and 26 mg KOH/g, (b) a hydroxyl number that is smaller than 15 mg KOH/g, (c) a theoretical number-average molecular weight between 4,500 and 12,500 and (d) a glass transition temperature between 40 and 85.degree. C.