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:
Nov. 14, 2017
Filed:
Feb. 10, 2012
Applicants:
Michael Labrot, Aachen, DE;
Monique Elmer, Emsdetten, DE;
Jean Sablayrolles, Crouy en Thelle, FR;
Frederic Clabau, Paris, FR;
Inventors:
Michael Labrot, Aachen, DE;
Monique Elmer, Emsdetten, DE;
Jean Sablayrolles, Crouy en Thelle, FR;
Frederic Clabau, Paris, FR;
Assignee:
SEKISUI CHEMICAL CO., LTD., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 11/06 (2006.01); G02B 27/01 (2006.01); B32B 17/10 (2006.01); C09K 9/02 (2006.01); B29C 47/78 (2006.01); B29C 47/80 (2006.01); B29C 47/82 (2006.01);
U.S. Cl.
CPC ...
C09K 11/06 (2013.01); B29C 47/786 (2013.01); B29C 47/802 (2013.01); B29C 47/827 (2013.01); B32B 17/10669 (2013.01); B32B 17/10779 (2013.01); C09K 9/02 (2013.01); G02B 27/0101 (2013.01); B32B 2457/20 (2013.01); B32B 2551/00 (2013.01); C09K 2211/1007 (2013.01); C09K 2211/1014 (2013.01); G02B 2027/0112 (2013.01); Y10T 428/31616 (2015.04);
Abstract
A method for producing a film having luminescent particles is described. The method has steps a) mixing a thermoplastic and a luminescent pigment containing a hydroxyalkyl terephthalate of the formulate: R—COO—P(OH)x-COO—Rand obtaining a thermoplastic mixture; and b) homogenizing the thermoplastic mixture to 150° C. to 200° C. in an extruder, by way of an extrusion nozzle, and obtaining a thermoplastic film.