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Title:
ORGANIC/INORGANIC HYBRID JANUS PARTICLE AND PREPARATION METHOD AND MODIFICATION METHOD, AND MODIFIED JANUS PARTICLE AND USE THEREOF
Document Type and Number:
WIPO Patent Application WO/2016/026464
Kind Code:
A1
Abstract:
Disclosed are an organic/inorganic hybrid Janus particle and a preparation method and a modification method therefor, and a modified Janus particle and use thereof. The method for preparing the organic/inorganic hybrid Janus particle comprises the following steps: 1) the polymer microspheres are dispersed in water to obtain a seed emulsion; 2) a silane coupling agent emulsion is added to the seed emulsion, and then subjected to a polymerization reaction under mechanical stirring, followed by phase separation to obtain a Janus particle emulsion; the silane coupling agent emulsion comprises a silane coupling agent monomer and a polymerization initiator; 3) the Janus particle emulsion obtained in step 2) is dried by a spray drying method or a freeze drying method to obtain a Janus particle having separated organic and inorganic portions.

Inventors:
YANG, Zhenzhong (Zhongguancun North First Street 2, Haidian District, Beijing 0, 100190, CN)
YU, Xiaotian (Zhongguancun North First Street 2, Haidian District, Beijing 0, 100190, CN)
SUN, Yijing (Zhongguancun North First Street 2, Haidian District, Beijing 0, 100190, CN)
LIANG, Fuxin (Zhongguancun North First Street 2, Haidian District, Beijing 0, 100190, CN)
ZHANG, Chengliang (Zhongguancun North First Street 2, Haidian District, Beijing 0, 100190, CN)
Application Number:
CN2015/087800
Publication Date:
February 25, 2016
Filing Date:
August 21, 2015
Export Citation:
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Assignee:
INSTITUTE OF CHEMISTRY, CHINESE ACADEMY OF SCIENCES (Zhongguancun North First Street 2, Haidian District, Beijing 0, 100190, CN)
International Classes:
C08F257/02; B01F17/52; C08F2/26; C08F8/12; C08F212/36; C08F222/16; C08F230/08; C08F285/00
Foreign References:
CN103204508A2013-07-17
CN101885813A2010-11-17
CN102439049A2012-05-02
EP2902103A12015-08-05
US20110213066A12011-09-01
Attorney, Agent or Firm:
DRAGON INTELLECTUAL PROPERTY LAW FIRM (10F Bldg. 2, Maples International CenterNo. 32 Xizhimen North Street, Haidian District, Beijing 2, 100082, CN)
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