Title:
RE-DISPERSIBLE POLYUREA MICROCAPSULES AND METHOD OF PREPARING RE-DISPERSIBLE POLYUREA MICROCAPSULES
Document Type and Number:
WIPO Patent Application WO/2020/013180
Kind Code:
A1
Abstract:
A polyurea microcapsules prepared by a method including mixing a surfactant and a cross-linking agent to make a first mixture, adding an active ingredient and an isocyanate compound to a solvent to make a second mixture, combining the first mixture with the second mixture to make a third mixture, emulsifying the third mixture, curing the emulsified third mixture, filtering the cured third mixture, and drying the filtered third mixture.
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Inventors:
MALWADKAR SACHINSHIVAJI (SG)
Application Number:
PCT/JP2019/027146
Publication Date:
January 16, 2020
Filing Date:
July 09, 2019
Export Citation:
Assignee:
MITSUI CHEMICALS INC (JP)
International Classes:
B01J13/14; A01N25/04; A01N25/28; A01N31/06; A01N31/14; A01P17/00; C08G18/32; C08G18/76
Domestic Patent References:
| WO2004098767A1 | 2004-11-18 | |||
| WO2017102812A1 | 2017-06-22 | |||
| WO2007094000A2 | 2007-08-23 |
Foreign References:
| US4309213A | 1982-01-05 | |||
| US4938797A | 1990-07-03 |
Attorney, Agent or Firm:
HAYAMI Shinji (JP)
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