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. 31, 1983
Filed:
Mar. 02, 1981
Applicant:
Inventors:
Fritz Bremer, Leverkusen, DE;
Michael Kressner, Leichlingen, DE;
Karlheinz Wolf, Leverkusen, DE;
Konrad Nonn, Leverkusen, DE;
Reinhold Hornle, Cologne, DE;
Georg Pape, Leverkusen, DE;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K / ; C08G / ; C08K / ;
U.S. Cl.
CPC ...
528 73 ; 528 75 ; 528 85 ; 528 53 ; 528 55 ; 524715 ; 524871 ; 8552 ; 8557 ; 521 53 ; 521157 ; 521166 ;
Abstract
Dyestuff preparations which are capable of flow and contain (a) at least one dyestuff which is sparingly soluble or insoluble in water, (b) at least one polyester of phthalic acid and a polyalcohol and optionally a monohydric alcohol with 1-18 C atoms and (c) optionally further auxiliaries, and their use for dyeing plastics, in particular polyurethane plastics.