Title:
OIL-RESISTANT AGENT FOR PAPER
Document Type and Number:
WIPO Patent Application WO/2020/054856
Kind Code:
A1
Abstract:
The present invention provides an oil-resistant agent which is capable of imparting paper with excellent oil resistance and water resistance. The present invention discloses an oil-resistant agent for paper, which contains a non-fluorine copolymer that has a repeating unit formed from (a) an acrylic monomer having a long-chain hydrocarbon group with 7-40 carbon atoms and a repeating unit formed from (b) an acrylic monomer having a hydrophilic group. This oil-resistant agent for paper also contains a liquid medium that is composed of water and/or an organic solvent, preferably of water or a mixture (aqueous medium) of water and an organic solvent. It is preferable that the non-fluorine copolymer has a repeating unit formed from (c) a monomer having an ion donor group in addition to the repeating units formed from the monomers (a) and (b).
Inventors:
YAMAMOTO YUUKI (JP)
MATSUDA MICHIO (JP)
UEHARA TETSUYA (JP)
SAKASHITA HIROTOSHI (JP)
MATSUDA MICHIO (JP)
UEHARA TETSUYA (JP)
SAKASHITA HIROTOSHI (JP)
Application Number:
PCT/JP2019/036157
Publication Date:
March 19, 2020
Filing Date:
September 13, 2019
Export Citation:
Assignee:
DAIKIN IND LTD (JP)
International Classes:
D21H17/37; D21H19/20; D21H21/14
Domestic Patent References:
| WO2013008938A1 | 2013-01-17 |
Foreign References:
| JP2000154493A | 2000-06-06 | |||
| JP2015155582A | 2015-08-27 | |||
| JPS51104485A | 1976-09-16 | |||
| JP2014070313A | 2014-04-21 | |||
| JPH11124791A | 1999-05-11 | |||
| JP2013237941A | 2013-11-28 | |||
| JP2006028697A | 2006-02-02 |
Other References:
See also references of EP 3851578A4
Attorney, Agent or Firm:
YAMAO, Norihito et al. (JP)
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