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:
Aug. 03, 1993
Filed:
Mar. 21, 1991
Applicant:
Inventors:
Reginald T Agger, Queniborough, GB;
Joginder S Johl, Leicester, GB;
Assignee:
Bostik, Inc., Middleton, MA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ;
U.S. Cl.
CPC ...
528272 ; 528271 ;
Abstract
High-molecular weight synthetic resins of polyhexamethylene adipates are disclosed with molecular weights greater than about 10,000, preferably greater than about 30,000, and a viscosity at 100.degree. C. of at least about 300 poise, preferably exceeding 6000. The polymerization is carried out with a ratio of diol/acid in the range 0.990 to about 1.03, preferably in the range of about 1.001 to about 1.01.