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. 23, 1988
Filed:
Jan. 21, 1986
Applicant:
Inventors:
Josef Pedain, Cologne, DE;
Bernd Riberi, Cologne, DE;
Michael Sonntag, Odenthal, DE;
Klaus Konig, Leverkusen, DE;
Jurg Frohlich, Burscheid, DE;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C08G / ; C08G / ;
U.S. Cl.
CPC ...
528 45 ; 524872 ; 524873 ; 528 65 ; 528 66 ; 560158 ;
Abstract
The present invention is directed to a process for the preparation of a diisocyanate by reacting a diisocyanate with 2,2,4-trimethyl-pentanediol-(1,3) or reaction products of this diol which contain either ether or ester groups and optionally other diols or triols. The present invention is additionally directed to the diisocyanates produced by this process and to their use in one-component and two-component coating compositions.