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:
Sep. 26, 2000
Filed:
Sep. 18, 1995
Applicant:
Inventors:
Helen M Chobert, North Wales, PA (US);
Robert A Lindner, North Wales, PA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K / ;
U.S. Cl.
CPC ...
523333 ; 106410 ; 106412 ; 106413 ; 106499 ; 106504 ; 523351 ; 264117 ; 524 88 ; 524310 ; 524313 ;
Abstract
A system providing desirable properties for introducing a pigment to a polar polymer such as polyvinylchloride resin is disclosed. The system also is valuable in that pigments are conveniently dissolved or dispersed and blended in an a polyester component which is otherwise useful for polar polymer processing. Also disclosed is the mixing of the polyester component, phthalocyanine compounds, and the polyvinylchloride resins. Stronger color development is obtained by using the system of the present invention.