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.

Date of Patent:
Feb. 03, 2009

Filed:

Apr. 06, 2006
Applicants:

John M. Cotte, New Fairfield, CT (US);

Kenneth John Mccullough, Fishkill, NY (US);

Wayne Martin Moreau, Wappinger, NY (US);

Kevin Petrarca, Newburgh, NY (US);

John P. Simons, Wappingers Falls, NY (US);

Charles J. Taft, Wappingers Falls, NY (US);

Richard Volant, New Fairfield, CT (US);

Inventors:

John M. Cotte, New Fairfield, CT (US);

Kenneth John McCullough, Fishkill, NY (US);

Wayne Martin Moreau, Wappinger, NY (US);

Kevin Petrarca, Newburgh, NY (US);

John P. Simons, Wappingers Falls, NY (US);

Charles J. Taft, Wappingers Falls, NY (US);

Richard Volant, New Fairfield, CT (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/48 (2006.01); H01L 23/52 (2006.01); H01L 29/40 (2006.01);
U.S. Cl.
CPC ...
Abstract

A dielectric material formed by contacting a low dielectric constant polymer with liquid or supercritical carbon dioxide, under thermodynamic conditions which maintain the carbon dioxide in the liquid or supercritical state, wherein a porous product is formed. Thereupon, thermodynamic conditions are changed to ambient wherein carbon dioxide escapes from the pores and is replaced with air.


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