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:
Nov. 10, 1992
Filed:
Aug. 07, 1990
Applicant:
Inventors:
Harald Pielartzik, Krefeld, DE;
Kurt P Meurer, Koenigswinter, DE;
Rolf-Volker Meyer, Krefeld, DE;
Joseph W Witte, deceased, late of Cologne, DE;
by Klaus Witte, heir, Berlin, DE;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ; C08G / ; C08G / ;
U.S. Cl.
CPC ...
525 66 ; 525 67 ; 525 68 ; 525132 ; 525146 ; 525184 ;
Abstract
The thermoplastic block copolymers according to the invention of optionally substituted vinyl or vinylidene polymer segments and segments of liquid crystalline polymers are suitable for use as compatibility improvers or dispersing agents in otherwise incompatible or poorly compatible thermoplastic polymer mixtures and may be used for the production of moulded articles, filaments, fibres and films.