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:
Dec. 07, 1999
Filed:
Jan. 22, 1998
Applicant:
Inventors:
Assignee:
Elf Atochem S.A., Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
525178 ; 528170 ; 528310 ; 528323 ; 528328 ; 525 66 ; 525179 ; 525183 ; 525408 ; 525420 ; 525430 ; 525432 ;
Abstract
The present invention relates to a mixture of polymers (A) having polyamide blocks and copolymers (B) comprising vinylaromatic units and unsaturated carboxylic anhydride units, the quantity of (B) being sufficient for the melt index (or melt flow index, MFI) of the mixture of (A) and (B) to be less than the melt index of (A) alone. It also relates to masterbatches of (A) and (B).
Melot, Denis. (1999). Mixtures of polymer having polyamide blocks and copolymers having (U.S. Patent No. 5998545). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5998545
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile