Title:
POLYALKYLENE OXIDE PARTICLES AND PRODUCTION METHOD FOR SAME
Document Type and Number:
WIPO Patent Application WO/2012/165198
Kind Code:
A1
Abstract:
The present invention pertains to a production method for polyalkylene oxide particles, comprising a step in which alkylene oxide is polymerized in a polymerization solution including a polymerization solvent and a catalyst dispersed in said polymerization solvent, and polyalkylene oxide particles are generated. The average particle diameter of the catalyst is no more than 25 µm.
Inventors:
KATO MAKOTO (JP)
IDO TORU (JP)
HACHIKEN SHIZUKA (JP)
IDO TORU (JP)
HACHIKEN SHIZUKA (JP)
Application Number:
PCT/JP2012/062958
Publication Date:
December 06, 2012
Filing Date:
May 21, 2012
Export Citation:
Assignee:
SUMITOMO SEIKA CHEMICALS (JP)
KATO MAKOTO (JP)
IDO TORU (JP)
HACHIKEN SHIZUKA (JP)
KATO MAKOTO (JP)
IDO TORU (JP)
HACHIKEN SHIZUKA (JP)
International Classes:
C08G65/02; C08G65/12
Domestic Patent References:
| WO1999051610A1 | 1999-10-14 |
Foreign References:
| JP2002105195A | 2002-04-10 | |||
| JP2002105196A | 2002-04-10 | |||
| JPS62232433A | 1987-10-12 | |||
| JP2002121276A | 2002-04-23 | |||
| JPS5327319A | 1978-03-14 | |||
| JPH0517566A | 1993-01-26 | |||
| JPH0517566A | 1993-01-26 |
Other References:
See also references of EP 2716681A4
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
Yoshiki Hasegawa (JP)
Yoshiki Hasegawa (JP)
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