Title:
METHOD FOR PRODUCING POLYMER PARTICLE AND POLYMER PARTICLE
Document Type and Number:
Japanese Patent JP2020066709
Kind Code:
A
Abstract:
To provide a polymer particle that suppresses decomposition and yellow discoloration when exposed to high temperature, and is excellent in heat resistance (heat decomposition resistance and heat yellowing resistance), and a method for producing a polymer particle that makes it possible to produce the polymer particle.SOLUTION: A method for producing a polymer particle includes polymerizing a monomer component containing a styrenic monomer, in the presence of an antioxidant and thio sulfate.SELECTED DRAWING: None
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Inventors:
YAMAMOTO SATOSHI
Application Number:
JP2018201694A
Publication Date:
April 30, 2020
Filing Date:
October 26, 2018
Export Citation:
Assignee:
SOKEN KAGAKU KK
International Classes:
C08F2/44; C08F12/08; C08K3/30; C08K5/49; C08L25/04
Domestic Patent References:
| JP2008106216A | 2008-05-08 | |||
| JPH0517513A | 1993-01-26 | |||
| JP2011213768A | 2011-10-27 | |||
| JPH1149810A | 1999-02-23 | |||
| JPS62212464A | 1987-09-18 |
Foreign References:
| WO2017038731A1 | 2017-03-09 | |||
| WO2006075646A1 | 2006-07-20 |
Attorney, Agent or Firm:
Patent corporation ssinpat