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. 15, 1994
Filed:
Jun. 01, 1992
Applicant:
Inventor:
Michael A Drzewinski, Princeton Junction, NJ (US);
Assignee:
Enichem S.p.A., Milan, IT;
Primary Examiner:
Int. Cl.
CPC ...
C08L / ; C08L / ;
U.S. Cl.
CPC ...
525147 ; 525146 ;
Abstract
Bisphenol A polycarbonate containing at least 15 mole % of 2,2-bis-(4-hydroxyphenyl)hexafluoropropane (6F-Bisphenol A) can be blended with polyvinyl chloride (PVC) to form a thermodynamically miscible, transparent, single phase blend at all compositions. Such blends are flame resistant as well as resistant to attack by acids, bases and many organic solvents.