(19)
(11) EP 3 891 213 A1

(12)

(43) Date of publication:
13.10.2021 Bulletin 2021/41

(21) Application number: 19835334.4

(22) Date of filing: 03.12.2019
(51) International Patent Classification (IPC): 
C08J 5/18(2006.01)
C08F 216/06(2006.01)
C08K 5/1535(2006.01)
B65D 65/46(2006.01)
C08K 5/053(2006.01)
(52) Cooperative Patent Classification (CPC):
C08J 2329/04; B65D 65/46; C08J 5/18; C08K 5/053; C08K 5/06; C08F 216/06; Y02W 90/10
 
C-Sets:
  1. C08F 216/06, C08F 218/08, C08F 226/10;
  2. C08K 5/053, C08L 29/04;
  3. C08K 5/06, C08L 29/04;

(86) International application number:
PCT/US2019/064199
(87) International publication number:
WO 2020/117777 (11.06.2020 Gazette 2020/24)
(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: 03.12.2018 US 201816208298

(71) Applicant: Sekisui Specialty Chemicals America, LLC
Dallas, TX 75234 (US)

(72) Inventors:
  • CARRIER, Paula
    Houston, TX 77058 (US)
  • NGUYEN, Vinh
    Houston, TX 77058 (US)
  • POLLOCK, Regan
    Houston, TX 77058 (US)
  • VICARI, Richard
    Houston, TX 77058 (US)

(74) Representative: Osha Liang 
2, rue de la Paix
75002 Paris
75002 Paris (FR)

   


(54) PVP COPOLYMER FOR HARSH CHEMICAL PACKAGING