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Title:
UNSATURATED POLYESTER RESIN COMPOSITION, MOLDED ARTICLE CONTAINING CURED PRODUCT THEREOF, AND LAMP REFLECTOR INCLUDING SAID MOLDED ARTICLE
Document Type and Number:
WIPO Patent Application WO/2019/116691
Kind Code:
A1
Abstract:
Provided is an unsaturated polyester resin composition which ensures good resin flowability and from which a molded article having excellent surface smoothness as well as dimensional accuracy and mechanical properties is provided. This unsaturated polyester resin composition comprises (a) an unsaturated polyester resin, (b) an inorganic filler, (c) a metal soap, (d) a low shrinking agent, (e) a fiber reinforcing material, and (f) a curing agent, wherein (b) the inorganic filler is 250-600 parts by mass with respect to 100 parts by mass of (a) the unsaturated polyester resin, and (b) the inorganic filler contains (b1) an inorganic filler having an average particle size of 0.5-5.0 μm and (b2) an inorganic filler having an average particle diameter of 8.0-50.0 μm at a mass ratio of (b1):(b2)=25:75-75:25.

Inventors:
TAMURA AKIFUMI (JP)
ITAMI SHOTARO (JP)
ISHIUCHI RYUJIN (JP)
CHUJO KAZUMASA (JP)
Application Number:
JP2018/037262
Publication Date:
June 20, 2019
Filing Date:
October 04, 2018
Export Citation:
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Assignee:
SHOWA DENKO KK (JP)
International Classes:
C08L67/06; B32B15/08; B32B27/36; C08F283/01; C08K3/26; C08K5/098; C08K7/02; F21V7/28; G02B1/04; G02B5/08
Domestic Patent References:
WO2016035516A12016-03-10
WO2013151151A12013-10-10
Foreign References:
JPH08199004A1996-08-06
JP2011006542A2011-01-13
JPS63243121A1988-10-11
JP2001114999A2001-04-24
JPH1135813A1999-02-09
Attorney, Agent or Firm:
AOKI, Atsushi et al. (JP)
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