(19)
(11) EP 4 230 667 A8

(12) CORRECTED EUROPEAN PATENT APPLICATION
published in accordance with Art. 153(4) EPC

(15) Correction information:
Corrected version no 1 (W1 A1)

(48) Corrigendum issued on:
11.10.2023 Bulletin 2023/41

(43) Date of publication:
23.08.2023 Bulletin 2023/34

(21) Application number: 21880199.1

(22) Date of filing: 14.10.2021
(51) International Patent Classification (IPC): 
C08F 220/00(2006.01)
C08L 29/04(2006.01)
C08L 101/00(2006.01)
C09D 133/00(2006.01)
D21H 21/14(2006.01)
C09D 7/65(2018.01)
 C08L 3/00(2006.01)
C08L 33/00(2006.01)
C09D 103/00(2006.01)
C09D 201/00(2006.01)
C09D 7/63(2018.01)
(52) Cooperative Patent Classification (CPC):
C08F 220/36; C08K 5/1545; C08L 33/04; C09D 7/65; C08L 33/00; C09D 7/63; C09D 133/00; C08F 220/00; D21H 21/16; D21H 17/72; D21H 17/24; D21H 17/28; D21H 17/36; D21H 27/10; B65D 65/42; C08L 3/04
 
C-Sets:
  1. C08L 3/04, C08L 33/08;
  2. C08L 3/04, C08L 33/10;
(86) International application number:
PCT/JP2021/038108
(87) International publication number:
WO 2022/080464 (21.04.2022 Gazette 2022/16)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 15.10.2020 JP 2020174147
01.09.2021 JP 2021142572

(71) Applicant: DAIKIN INDUSTRIES, LTD.
Osaka-shi, Osaka 530-0001 (JP)

(72) Inventors:
  • MATSUDA, Michio
    Osaka-shi, Osaka 530-8323 (JP)
  • SAKASHITA, Hirotoshi
    Osaka-shi, Osaka 530-8323 (JP)
  • YAMAGUCHI, Nozomi
    Osaka-shi, Osaka 530-8323 (JP)
  • UEHARA, Tetsuya
    Osaka-shi, Osaka 530-8323 (JP)
  • NOGUCHI, Daisuke
    Osaka-shi, Osaka 530-8323 (JP)
  • SHIBATA, Shun
    Osaka-shi, Osaka 530-8323 (JP)

(74) Representative: Hoffmann Eitle 
Patent- und Rechtsanwälte PartmbB Arabellastraße 30
81925 München
81925 München (DE)

   


(54) OIL-RESISTANT AGENT AND OIL-RESISTANT COMPOSITION


(57) Provided are an oil-resistant agent and an oil-resistant composition, which are capable of imparting excellent oil-resistance to paper. The oil-resistant composition contains a polysaccharide (1) and an oil-resistant polymer (2). The polysaccharide (1) is preferably starch. The oil-resistant polymer (2) preferably has (a) a repeating unit formed from an acrylic monomer that has a long-chain hydrocarbon group having 7-40 carbon atoms, and (b) a repeating unit formed from an acrylic monomer that has a hydrophilic group. A polyvinyl alcohol or glucose may be present as an additive.