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. 06, 2003
Filed:
Nov. 17, 1999
Hiroyoshi Ueno, Nakatsugawa, JP;
Yoshihisa Kato, Nakatsugawa, JP;
Isao Ichioka, Nakatsugawa, JP;
Takekazu Adachi, Nakatsugawa, JP;
Mamoru Murata, Nakatsugawa, JP;
Hirokazu Hiraoka, Hikone, JP;
Manabu Ochida, Hikone, JP;
Masayuki Noda, Hikone, JP;
Other;
Abstract
The present invention is to provide a base material for a laminate having a high strength, reduced thickness, and light weight. In the present invention, a base material is prepared by incorporating a thermosetting resin binder into a non-woven fabric of para-aramid fibers prepared by a wet type paper making, and then heating a plurality of the resultant non-woven fabric sheets under pressure. The non-woven fabric sheet comprises 95 to 70 mass % of the para-aramid fibers and 5 to 30 mass % of the thermosetting resin binder.