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:
May. 22, 2007
Filed:
May. 28, 2004
Applicants:
Akira Udagawa, Takasaki, JP;
Akihiro Oshima, Takasaki, JP;
Inventors:
Akira Udagawa, Takasaki, JP;
Akihiro Oshima, Takasaki, JP;
Assignee:
Japan Atomic Energy Research Institute, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 27/18 (2006.01); C08F 14/18 (2006.01); C08J 3/28 (2006.01);
U.S. Cl.
CPC ...
Abstract
Unsintered poly(tetrafluoroethylene) resin feeds are treated with ionizing radiation in an absorbed dose of no more than 1,000 Gy at room temperature in air so that only the melting temperature of the resin feeds is shifted toward the lower end without changing the quantities of heat of fusion and crystallization.