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. 17, 1998
Filed:
Jan. 30, 1997
Applicant:
Inventors:
Giandomenico Vita, Como, IT;
Massimo Pozzoli, Monza, IT;
Assignee:
Ausimont S.p.A., Milan, IT;
Primary Examiner:
Int. Cl.
CPC ...
B29C / ;
U.S. Cl.
CPC ...
264 50 ; 264D / ; 521 85 ;
Abstract
The invention relates to a process for preparing expanded articles based on ethylene-chlorotrifluoroethylene copolymers having high dielectric characteristics consisting in mixing the copolymer with 0.5-2% by weight of boron nitride, extruding the blend at 260.degree.-300.degree. C., injecting into the molten blend nitrogen at 50-150 atmospheres and lowering the pressure for obtaining the expanded article.
Vita, Giandomenico. (1998). Process for preparing expanded articles based on chlorotrifluoroethylene (U.S. Patent No. 5837173). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5837173
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile