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. 17, 1996
Filed:
Nov. 30, 1994
Ali Afzali-Ardakani, Yorktown Heights, NY (US);
Juan Ayala-Esquilin, San Jose, CA (US);
Bodil E Braren, Hartsdale, NY (US);
Shahrokh Daijavad, Peekskill, NY (US);
Elizabeth Foster, Friendsville, PA (US);
James L Hedrick, Jr, Oakland, CA (US);
Jeffrey C Hedrick, Peekskill, NY (US);
Rodney T Hodgson, Ossining, NY (US);
Ashit A Mehta, Vestal, NY (US);
Steven E Molis, Brewster, NY (US);
Jane M Shaw, Ridgefield, CT (US);
Stephen L Tisdale, Vestal, NY (US);
Alfred Viehbeck, Fishkill, NY (US);
International Business Machines Corporation, Armonk, NY (US);
Abstract
Disclosed is a process of effecting a change in the dielectric constant and coefficient of thermal expansion of a polyimide material, by forming a composite based on a dispersion of 2-60 wt. % of fluorinated particulate carbon material and a polyimide or polyimide precursor, and heating the dispersion to about 400.degree. C. at 65.degree.-200.degree. C./second.