Title:
CATALYST SOLUTION FOR USE IN PRODUCTION OF POLYESTER, AND METHOD FOR PRODUCING POLYESTER RESIN USING SAME
Document Type and Number:
WIPO Patent Application WO/2012/157258
Kind Code:
A1
Abstract:
A catalyst solution for use in the production of a polyester, comprising a titanium compound (A) and an organic solvent (B), wherein the particle diameters of particles contained in the solution are 200 nm or less as measured by a dynamic light scattering method and determined by a cumullant analysis method.
Inventors:
MAKINO MASATAKA (JP)
TOJO YUSUKE (JP)
KUMAZAWA SADANORI (JP)
TOJO YUSUKE (JP)
KUMAZAWA SADANORI (JP)
Application Number:
PCT/JP2012/003168
Publication Date:
November 22, 2012
Filing Date:
May 15, 2012
Export Citation:
Assignee:
TORAY INDUSTRIES (JP)
MAKINO MASATAKA (JP)
TOJO YUSUKE (JP)
KUMAZAWA SADANORI (JP)
MAKINO MASATAKA (JP)
TOJO YUSUKE (JP)
KUMAZAWA SADANORI (JP)
International Classes:
C08G63/85
Domestic Patent References:
| WO2004111105A1 | 2004-12-23 |
Foreign References:
| JP2010126614A | 2010-06-10 | |||
| JP2009235288A | 2009-10-15 | |||
| JP2010132930A | 2010-06-17 | |||
| JP2010195934A | 2010-09-09 | |||
| JP2006002068A | 2006-01-05 | |||
| JP2011168635A | 2011-09-01 | |||
| JP2002308973A | 2002-10-23 | |||
| JP2002284869A | 2002-10-03 | |||
| JP2004189962A | 2004-07-08 | |||
| JP2008195845A | 2008-08-28 | |||
| JP2004292803A | 2004-10-21 | |||
| JP2001168635A | 2001-06-22 |
Other References:
See also references of EP 2711383A4
Attorney, Agent or Firm:
TOKKYO GYOMUHOJIN MEISEI INTERNATIONAL PATENT FIRM (JP)
Patent business corporation Akinari international patent firm (JP)
Patent business corporation Akinari international patent firm (JP)
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Claims: