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:
Dec. 09, 1997
Filed:
Sep. 19, 1995
Applicant:
Inventors:
Tadashi Sakuma, Tochigi-ken, JP;
Keizo Takahashi, Tochigi-ken, JP;
Zenbei Meiwa, Wakayama-ken, JP;
Hiroshi Ikeda, Tochigi-ken, JP;
Mami Murata, Tochigi-ken, JP;
Assignee:
Kao Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; G41B / ;
U.S. Cl.
CPC ...
442164 ; 360133 ; 4273899 ; 442165 ;
Abstract
A nonwoven fabric for a liner of a floppy disk is characterized by a binder which is applied to the fibers of the nonwoven fabric. The binder comprises (a) an emulsion obtainable from a polymerizable unsaturated monomer having a functional group and other polymerizable unsaturated monomers capable of undergoing copolymerization with said polymerizable unsaturated monomer, and (b) a melamine compound having a methylol group.