Title:
ポリアセタール樹脂組成物、その製造方法及び成形体
Document Type and Number:
Japanese Patent JP5596782
Kind Code:
B2
Abstract:
A polyacetal resin composition and molded article having a high metallic gloss, small change in a color tone according to the viewing angle, high weld performance, and high mechanical properties can be provided in which the amount of formaldehyde to be produced in molding and recycle is suppressed, the mold deposit is improved, and the repeated impact resistance after aging is high. A polyacetal resin composition comprising:
(A) 100 parts by mass of a polyacetal copolymer resin, and
(B) 0.1 to 10 parts by mass of an aluminum pigment, the aluminum pigment having a coin-like or flake-like flat shape, a volume average particle size D 50 of 15 to 50 µm, an average surface roughness Ra of 20 to 50 nm, and an average height Rc of depressions and projections in a surface roughness curve of 80 to 200 nm.
Inventors:
Mitsuhiro Horio
Shuichi Kudo
Seizaburo Asai
Shuichi Kudo
Seizaburo Asai
Application Number:
JP2012510719A
Publication Date:
September 24, 2014
Filing Date:
April 15, 2011
Export Citation:
Assignee:
Asahi Chemical Chemicals, Inc.
International Classes:
C08L59/04; C08J5/00; C08K3/08; C08K5/21; C08K5/25; C08K5/3435; C08K5/3492; C08K7/00
Domestic Patent References:
| JPS6220574A | 1987-01-29 | |||
| JP2009120705A | 2009-06-04 | |||
| JP2010065210A | 2010-03-25 | |||
| JP2006111874A | 2006-04-27 | |||
| JPS6220574A | 1987-01-29 | |||
| JP2009120705A | 2009-06-04 |
Foreign References:
| WO1999054074A1 | 1999-10-28 |
Attorney, Agent or Firm:
Yoshiyuki Inaba
Toshifumi Onuki
Kazuhiko Naito
Toshifumi Onuki
Kazuhiko Naito