Title:
PERFLUOROPOLYETHER PHOSPHATE ESTER, PRODUCTION METHOD FOR SAME, AND SURFACE TREATMENT AGENT CONTAINING SAME AS ACTIVE INGREDIENT
Document Type and Number:
WIPO Patent Application WO/2019/239927
Kind Code:
A1
Abstract:
This perfluoropolyether phosphate ester is represented by the general formula [C3F7O{CF(CF3)CF2O}nCF(CF3)CH2O]2PO(OH) (where n is an integer of 1-20). This compound is produced by reacting a perfluoropolyether alcohol represented by the general formula C3F7O{CF(CF3)CF2O}nCF(CF3)CH2OH with phosphorus oxychloride, and hydrolyzing the resulting compound represented by the general formula [C3F7O{CF(CF3)CF2O}nCF(CF3)CH2O]2POCl. This perfluoropolyether phosphate ester or a salt thereof forms a surface treatment agent containing the same as an active ingredient.
Inventors:
URATA KIMIHIKO (JP)
ODA YUICHIRO (JP)
KONDO TAKUYA (JP)
KANEUMI YOSHIYAMA (JP)
ODA YUICHIRO (JP)
KONDO TAKUYA (JP)
KANEUMI YOSHIYAMA (JP)
Application Number:
PCT/JP2019/021819
Publication Date:
December 19, 2019
Filing Date:
May 31, 2019
Export Citation:
Assignee:
UNIMATEC CO LTD (JP)
International Classes:
C08G65/327; B29C33/60; C09K3/00; C09K3/18
Domestic Patent References:
| WO2016043118A1 | 2016-03-24 | |||
| WO2007080949A1 | 2007-07-19 | |||
| WO2007080949A1 | 2007-07-19 |
Foreign References:
| US3492374A | 1970-01-27 | |||
| US3306855A | 1967-02-28 | |||
| JP2002510697A | 2002-04-09 | |||
| JP2012201709A | 2012-10-22 | |||
| JPH05222070A | 1993-08-31 | |||
| JPS5323270B2 | 1978-07-13 | |||
| JPS5323271B2 | 1978-07-13 | |||
| JPS5748035B2 | 1982-10-13 | |||
| JP2012201709A | 2012-10-22 |
Other References:
See also references of EP 3808791A4
Attorney, Agent or Firm:
YOSHIDA Toshio et al. (JP)
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