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:
Aug. 28, 2018
Filed:
Sep. 22, 2015
Applicant:
Akzo Nobel Chemicals International B.v., Arnhem, NL;
Inventor:
Geesje Klasina Spijkerman, Deventer, NL;
Assignee:
AKZO NOBEL CHEMICALS INTERNATIONAL B.V., Arnhem, NL;
Primary Examiner:
Int. Cl.
CPC ...
C08J 3/20 (2006.01); C08J 3/22 (2006.01);
U.S. Cl.
CPC ...
C08J 3/226 (2013.01); C08J 3/203 (2013.01); C08J 2323/06 (2013.01); C08J 2323/12 (2013.01); C08J 2325/06 (2013.01); C08J 2333/20 (2013.01);
Abstract
Process for preparing a masterbatch comprising 20-90 wt % of a polymer additive dispersed in 10-80 wt % of a thermoplastic polymer, said process comprising the steps of: —providing the additive in liquid form, —optionally heating the additive, —adding solid particles of the thermoplastic polymer to the liquid additive, —heating the resulting mixture to a temperature in or above the melting temperature of the polymer, —treating the mixture with shaping equipment to form solid particles.