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:
Jan. 29, 1991
Filed:
Aug. 30, 1989
Applicant:
Inventors:
Assignee:
Takemoto Yushi Kabushiki Kaisha, Aichi, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D06M / ; D06M / ; D06M / ; D06M / ;
U.S. Cl.
CPC ...
252-88 ; 252-87 ; 252-875 ; 252-86 ; 252547 ; 252135 ;
Abstract
A fluid-permeable agent for providing fluid-permeability to non-woven sheets of polyolefin fibers contains 50 wt % or more of aliphatic diethanol amide shown by the formula: ##STR1## where R is alkyl or alkenyl group with 11-17 carbon atoms. The agent may additionally contain non-ionic surfactants and salt of certain specified kinds and is applied at a rate of 0.1-0.5 wt % with respect to the fibers for good results.