Title:
POLYACETAL RESIN COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2022/137671
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a polyacetal resin composition that can give molded articles which are inhibited from being deteriorated by contact with acidic detergents and in which the portions that have contacted with the detergents are inhibited from being deteriorated by light. The purpose was accomplished with a polyacetal resin composition comprising 100 parts by mass of a polyacetal polymer (A), 0.1-2.0 parts by mass of a hindered-phenol-based antioxidant (B), 2.0-20 parts, excluding 2.0 parts, by mass of at least one oxide (C) selected from between magnesium oxide and zinc oxide, 0.5-3.0 parts by mass of a polyalkylene glycol (D), 0.2-1.5 parts by mass of a hindered amine compound (E), and 0.2-1.5 parts by mass of an ultraviolet absorber (F).
Inventors:
HOSOI YUHEI (JP)
TAMAOKA AKIHIRO (JP)
ARAI HIROKI (JP)
MONMA TOMOHIRO (JP)
TAMAOKA AKIHIRO (JP)
ARAI HIROKI (JP)
MONMA TOMOHIRO (JP)
Application Number:
PCT/JP2021/033857
Publication Date:
June 30, 2022
Filing Date:
September 15, 2021
Export Citation:
Assignee:
POLYPLASTICS CO (JP)
International Classes:
C08L59/00; C08K3/22; C08K5/13; C08K5/17; C08K5/3435; C08L71/02
Domestic Patent References:
| WO2004058875A1 | 2004-07-15 | |||
| WO2004058884A1 | 2004-07-15 | |||
| WO2018180078A1 | 2018-10-04 | |||
| WO2019244477A1 | 2019-12-26 |
Foreign References:
| CN104371267A | 2015-02-25 | |||
| CN104419112A | 2015-03-18 | |||
| CN103102640A | 2013-05-15 | |||
| CN103571153A | 2014-02-12 | |||
| JP2006321880A | 2006-11-30 | |||
| JP2007070574A | 2007-03-22 | |||
| JP2007070575A | 2007-03-22 | |||
| JP2020518708A | 2020-06-25 |
Attorney, Agent or Firm:
SHOBAYASHI Masayuki et al. (JP)
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