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:
Feb. 11, 2003
Filed:
Apr. 10, 2002
Applicant:
Inventor:
Taiju Terakawa, Yasa-gun, JP;
Assignee:
Chisso Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D01F 8/00 ; D01D 5/00 ; D01D 5/12 ; D04H 1/00 ;
U.S. Cl.
CPC ...
D01F 8/00 ; D01D 5/00 ; D01D 5/12 ; D04H 1/00 ;
Abstract
A continuous fiber nonwoven comprising composite continuous fibers having the spiral crimps obtained by compositely spinning two thermoplastic resins having the difference in the melting points of 15° C. or more is provided, and it is characterized in that the contact points of the fibers are adhered one another by fusing of the thermoplastic resin having a low melting point and located on the outside of the spiral crimps.