Title:
MASTERBATCH, RESIN MOLDING MATERIAL, MOLDED BODY, PRODUCTION METHOD OF THESE, AND MASTERBATCH EVALUATION METHOD
Document Type and Number:
WIPO Patent Application WO/2017/130608
Kind Code:
A1
Abstract:
This masterbatch contains a black pigment and a masterbatch thermoplastic resin, and satisfies the following condition.
(condition) For 3 parts by weight of the aforementioned masterbatch, 100 parts by weight of a polypropylene are admixed that has a 30g/10min melt flow rate (JIS K 7210:1999) and a density of 0.9 g/cm3 (JIS K7112:1999), and, when a mold polished with an abrasive cloth paper having grain size #800 (JIS R 6001:1998) is used to create a resin plate by injection molding, the a* value and the b* value in the L*a*b* color system on the surface of the resin plate satisfy a specific condition.
Inventors:
INOUE ATSUSHI (JP)
Application Number:
PCT/JP2016/087922
Publication Date:
August 03, 2017
Filing Date:
December 20, 2016
Export Citation:
Assignee:
TOKYO PRINTING INK MFG CO LTD (JP)
International Classes:
C08J3/22; B29C45/00; C08K3/04; C08L23/00; C08L33/12; C08L67/00; C08L69/00; C08L77/00; C08L101/00
Foreign References:
| JPH05194825A | 1993-08-03 | |||
| JPH0995592A | 1997-04-08 | |||
| JP2013209494A | 2013-10-10 | |||
| JP2013526624A | 2013-06-24 | |||
| JP2015505745A | 2015-02-26 | |||
| JP2007333726A | 2007-12-27 | |||
| JP2016210984A | 2016-12-15 |
Other References:
See also references of EP 3409710A4
Attorney, Agent or Firm:
HAYAMI Shinji (JP)
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