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:
Apr. 03, 2007

Filed:

Mar. 27, 2002
Applicants:

Naomitsu Nishihata, Fukushima, JP;

Masahito Tada, Fukushima, JP;

Inventors:

Naomitsu Nishihata, Fukushima, JP;

Masahito Tada, Fukushima, JP;

Assignee:

Kureha Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01B 1/24 (2006.01); H01R 12/14 (2006.01); H05K 7/14 (2006.01);
U.S. Cl.
CPC ...
Abstract

The invention provides an IC socket of synthetic resin, whose surface resistivity is strictly controlled to the desired level and which is much more improved in terms of electrical insulation properties, mechanical properties, heat resistance, chemical resistance, dimensional stability, etc. The IC socket is obtained by molding or otherwise forming a thermoplastic resin composition comprising 40 to 94% by mass of a thermoplastic resin, 5 to 30% by mass of a carbon precursor having a volume resistivity of 10to 10Ω·cm and 1 to 30% by mass of an electrical conductive filler having a volume resistivity of less than 10Ω·cm.


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