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. 26, 1999
Filed:
Aug. 25, 1997
Applicant:
Inventors:
Assignee:
China Textile Institute, Taipei Hsien, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J / ; C08K / ; C08L / ;
U.S. Cl.
CPC ...
524839 ; 524539 ; 524591 ; 524840 ;
Abstract
A blocked hydrophilic polyurethane with molecular weight of 500.about.40,000, 5.about.70% solid content and 5.about.200 milliequivalent per 100 g polymer of sulfonic acid salt, can be prepared from following reactants: