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. 25, 1993
Filed:
Jun. 03, 1991
Applicant:
Inventors:
Yean-Rong Hwu, Hsin-Chu, TW;
Chi-Chung Bai, Hsin-Chu, TW;
Li-Chang Tao, Hsin-Chu, TW;
Der-Guey Luo, Hsin-Chu, TW;
Andrew T Hu, Hsin-Chu, TW;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D01F / ;
U.S. Cl.
CPC ...
264 78 ; 8497 ; 264211 ; 524 89 ; 524 92 ; 524 95 ; 524110 ;
Abstract
Synthetic textiles containing a photochromic pigment. The pigments are prepared by encapsulating a photochromic pigment in a thermoplastic polymer having a high melt flow index, mixed with a primary thermoplastic resin, and extruded at a temperature of less than 250.degree. C. through a spinnerette having a diameter of at least 0.3 ml.