Title:
PRODUCTION METHOD OF MODIFIED POLYTETRAFLUOROETHYLENE AND COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2020/105651
Kind Code:
A1
Abstract:
A production method of modified polytetrafluoroethylene is provided which is characterized by involving a polymerization step for obtaining modified polytetrafluoroethylene by polymerizing tetrafluoroethylene and a modified monomer in an aqueous medium in the presence of a polymer (I) which includes a polymerization unit (I) based on the monomer represented in general formula (I). (I) CX1X3 = CX2R(-CZ1Z2-A0)m (In the formula, X1 and X3 are independently F, Cl, H or CF3; X2 is H, F, an alkyl group or a fluorine-containing alkyl group; A0 is an anionic group; R is a linking group; Z1 and Z2 are independently H, F, an alkyl group or a fluorine-containing alkyl group; and m is an integer greater than or equal to 1.)
Inventors:
NANBA YOSHINORI (JP)
ICHIKAWA KENJI (JP)
FUJIMOTO YOHEI (JP)
YOSHIDA HIROTOSHI (JP)
SATO HIROYUKI (JP)
KATO TAKETO (JP)
ITO KENGO (JP)
YAMANAKA TAKU (JP)
ICHIKAWA KENJI (JP)
FUJIMOTO YOHEI (JP)
YOSHIDA HIROTOSHI (JP)
SATO HIROYUKI (JP)
KATO TAKETO (JP)
ITO KENGO (JP)
YAMANAKA TAKU (JP)
Application Number:
PCT/JP2019/045335
Publication Date:
May 28, 2020
Filing Date:
November 19, 2019
Export Citation:
Assignee:
DAIKIN IND LTD (JP)
International Classes:
C08F2/44; C08F214/18; C08F259/08
Domestic Patent References:
WO2019168183A1 | 2019-09-06 | |||
WO2011014715A2 | 2011-02-03 | |||
WO2013146950A1 | 2013-10-03 | |||
WO2013146947A1 | 2013-10-03 | |||
WO2005042593A1 | 2005-05-12 | |||
WO2008060461A1 | 2008-05-22 | |||
WO2007046377A1 | 2007-04-26 | |||
WO2007119526A1 | 2007-10-25 | |||
WO2007046482A1 | 2007-04-26 | |||
WO2007046345A1 | 2007-04-26 | |||
WO2013189824A1 | 2013-12-27 | |||
WO2013189826A1 | 2013-12-27 | |||
WO2007004250A1 | 2007-01-11 | |||
WO2007000812A1 | 2007-01-04 | |||
WO2014099453A1 | 2014-06-26 | |||
WO2010075497A1 | 2010-07-01 | |||
WO2010075496A1 | 2010-07-01 | |||
WO2011008381A1 | 2011-01-20 | |||
WO2009055521A1 | 2009-04-30 | |||
WO1987007619A1 | 1987-12-17 | |||
WO2010075494A1 | 2010-07-01 | |||
WO2010075359A1 | 2010-07-01 | |||
WO2012082454A1 | 2012-06-21 | |||
WO2006119224A1 | 2006-11-09 | |||
WO2013085864A2 | 2013-06-13 | |||
WO2012082707A1 | 2012-06-21 | |||
WO2012082703A2 | 2012-06-21 | |||
WO2012082451A2 | 2012-06-21 | |||
WO2006135825A1 | 2006-12-21 | |||
WO2004067588A1 | 2004-08-12 | |||
WO2009068528A1 | 2009-06-04 | |||
WO1992017635A1 | 1992-10-15 | |||
WO2014069165A1 | 2014-05-08 |
Foreign References:
JP2008545873A | 2008-12-18 | |||
JPH0867795A | 1996-03-12 | |||
JPH11246607A | 1999-09-14 | |||
JPH01153705A | 1989-06-15 | |||
JPH11181009A | 1999-07-06 | |||
JP2012513532W | ||||
JP2012513530W | ||||
US6841594B2 | 2005-01-11 | |||
US3391099A | 1968-07-02 | |||
US6841616B2 | 2005-01-11 | |||
US20070015864A1 | 2007-01-18 | |||
US20070015865A1 | 2007-01-18 | |||
US20070015866A1 | 2007-01-18 | |||
US20070276103A1 | 2007-11-29 | |||
US20070117914A1 | 2007-05-24 | |||
US20070142541A1 | 2007-06-21 | |||
US20080015319A1 | 2008-01-17 | |||
US3250808A | 1966-05-10 | |||
US3271341A | 1966-09-06 | |||
JP2003119204A | 2003-04-23 | |||
US20140228531A1 | 2014-08-14 | |||
JP2827152B2 | 1998-11-18 | |||
JP2538783B2 | 1996-10-02 | |||
JPS61293476A | 1986-12-24 | |||
JP2004075978A | 2004-03-11 | |||
JP2001226436A | 2001-08-21 | |||
JP2002201217A | 2002-07-19 | |||
US4576869A | 1986-03-18 |
Other References:
KASAI, J. APPL. POLYMER SCI., vol. 57, 1995, pages 797
ROMPP: "Lexikon Chemie", 1999, GEORG THIEME VERLAG
R.S. M. HILL: "Silicone Surfactants", MARCEL DEKKER, INC.
See also references of EP 3885372A4
ROMPP: "Lexikon Chemie", 1999, GEORG THIEME VERLAG
R.S. M. HILL: "Silicone Surfactants", MARCEL DEKKER, INC.
See also references of EP 3885372A4
Attorney, Agent or Firm:
TOKOSHIE PATENT FIRM (JP)
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