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:
May. 22, 1979
Filed:
Oct. 25, 1977
Applicant:
Inventors:
Vincent J Gajewski, Jackson, NJ (US);
Gabriel Karoly, Springfield, NJ (US);
Elliot Eisenbach, New York, NY (US);
Assignee:
M&T Chemicals Inc., Stamford, CT (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08K / ; C08G / ; C08K / ; C08K / ;
U.S. Cl.
CPC ...
260 / ; 252182 ; 260 / ; 260 / ; 260 / ; 528 48 ; 528 79 ; 528906 ;
Abstract
The maximum concentration of specified sulfur-containing diamines that can be dissolved in polyols employed to prepare elastomeric urethane/urea block copolymers is significantly increased by the addition to said polyols of from 1 to 10% by weight of specified aprotic organic solvents containing oxygen, sulfur or both of these elements.