US 12,065,548 B2
Generally spherical resin particles formed of thermoplastic resin, method for producing same and use of same
Kaori Kuwagaki, Nara (JP); and Akiyoshi Kusaka, Nara (JP)
Assigned to SEKISUI PLASTICS CO., LTD., Osaka (JP)
Filed by SEKISUI PLASTICS CO., LTD., Osaka (JP)
Filed on Jun. 15, 2021, as Appl. No. 17/347,864.
Application 17/347,864 is a continuation of application No. 16/318,808, granted, now 11,078,338, previously published as PCT/JP2016/071636, filed on Jul. 22, 2016.
Prior Publication US 2021/0309811 A1, Oct. 7, 2021
Int. Cl. C08J 3/16 (2006.01); A61K 8/02 (2006.01); A61K 8/85 (2006.01); A61Q 19/00 (2006.01); C08G 63/06 (2006.01); C08G 63/08 (2006.01); C08G 63/16 (2006.01); C08J 3/11 (2006.01); C08J 3/12 (2006.01); C09D 5/03 (2006.01); C09D 167/02 (2006.01); C09D 167/04 (2006.01)
CPC C08J 3/16 (2013.01) [A61K 8/025 (2013.01); A61K 8/85 (2013.01); A61Q 19/00 (2013.01); C08G 63/06 (2013.01); C08G 63/08 (2013.01); C08G 63/16 (2013.01); C08J 3/11 (2013.01); C08J 3/12 (2013.01); C09D 5/031 (2013.01); C09D 167/02 (2013.01); C09D 167/04 (2013.01); A61K 2800/26 (2013.01); C08G 2230/00 (2013.01); C08J 2367/02 (2013.01); C08J 2367/04 (2013.01)] 11 Claims
 
1. Resin particles formed of a thermoplastic resin, wherein the resin particles have a sphericity of 0.90 to 1.00, a light scattering index of 0.5 to 1.0 and a linseed oil absorption of 80 to 150 mL/100 g, and wherein the thermoplastic resin is not polybutylene succinate or polyhydroxyalkanoate.