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:
Oct. 27, 2020
Filed:
Sep. 16, 2016
Applicant:
Colormatrix Holdings, Inc., Wilmington, DE (US);
Inventors:
Andrew Overend, Bolton, GB;
David Loftus, Formby, GB;
Philip Winrow, Ormskirk, GB;
Chun Yee Lew, Liverpool, GB;
Assignee:
COLORMATRIX HOLDINGS, INC., Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J 3/20 (2006.01); C08J 3/205 (2006.01); D01F 1/10 (2006.01); C08K 5/12 (2006.01); C08L 67/04 (2006.01); C08L 77/02 (2006.01); D01F 6/62 (2006.01); C08K 3/04 (2006.01); C08K 5/3412 (2006.01);
U.S. Cl.
CPC ...
C08J 3/2056 (2013.01); C08K 5/12 (2013.01); C08L 67/04 (2013.01); C08L 77/02 (2013.01); D01F 1/10 (2013.01); C08J 2367/02 (2013.01); C08K 3/04 (2013.01); C08K 5/3412 (2013.01); C08L 2203/12 (2013.01); D01F 6/62 (2013.01);
Abstract
A liquid formulation for addition to a polymeric material comprises a vehicle, an additive (e.g. a colourant) and carbonyl bis (1-caprolactan)). The liquid formulation may be used to colour melt spun fibre (e.g. PET or polyamide).