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PRODUCING METHOD OF WATER DISPERSION OF POLYESTER RESIN PARTICLES, RESIN COMPOSITION, PRODUCING ME 发明申请

2023-10-28 4510 1353K 0

专利信息

申请日期 2025-06-26 申请号 US12964782
公开(公告)号 US20110143275A1 公开(公告)日 2011-06-16
公开国别 US 申请人省市代码 全国
申请人 Hiroaki OBATA; Mikio KOUYAMA; Kenji HAYASHI; Yukio HOSOYA; Koji SHIBATA
简介 A method of producing a water dispersion of polyester resin particles containing the steps of : emulsifying and dispersing at least a diol, a dicarboxylic acid and at least one polycondensation catalyst selected from a surfactant catalyst and a rare earth metal catalyst in water to form an emulsified dispersion liquid; and irradiating the emulsified dispersion liquid with a microwave to conduct a polycondensation reaction, whereby polyester resin particles are produced.


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