(12) International Application Status Report

Received at International Bureau: 10 December 2018 (10.12.2018)

Information valid as of: 11 May 2020 (11.05.2020)

Report generated on: 21 September 2020 (21.09.2020)

(10) Publication number: (43) Publication date: (26) Publication language:
WO 2020/11336611 June 2020 (11.06.2020) English (EN)

(21) Application number: (22) Filing date: (25) Filing language:
PCT/CN2018/11889403 December 2018 (03.12.2018) English (EN)


(51) International Patent Classification:
C09D 163/00 (2006.01)

(71) Applicant(s):
DOW GLOBAL TECHNOLOGIES LLC [US/US]; 2040 Dow Center Midland, Michigan 48674 (US) (for all designated states)
YANG, Weijun [CN/CN]; No. 936 Zhang Heng Road, Shanghai Pilot Free Trade Zone Shanghai 201203 (CN) (SC only)
LI, Hu [CN/CN]; No. 936 Zhang Heng Road, Shanghai Pilot Free Trade Zone Shanghai 201203 (CN) (SC only)
CUI, Longlan [CN/CN]; No. 936 Zhang Heng Road, Shanghai Pilot Free Trade Zone Shanghai 201203 (CN) (SC only)

(72) Inventor(s):
YANG, Weijun; No. 936 Zhang Heng Road, Shanghai Pilot Free Trade Zone Shanghai 201203 (CN)
LI, Hu; No. 936 Zhang Heng Road, Shanghai Pilot Free Trade Zone Shanghai 201203 (CN)
CUI, Longlan; No. 936 Zhang Heng Road, Shanghai Pilot Free Trade Zone Shanghai 201203 (CN)

(74) Agent(s):
SHANGHAI PATENT & TRADEMARK LAW OFFICE, LLC; 435 Guiping Road Shanghai 200233 (CN)

(54) Title (EN): DISPERSANT AND WATERBORNE EPOXY COATING COMPOSITION
(54) Title (FR): COMPOSITION DE REVÊTEMENT ÉPOXYDIQUE À L'EAU

(57) Abstract:
(EN): A polymeric dispersant and a stable two-component epoxy coating composition comprising an epoxy component A comprising: a waterborne epoxy resin, the polymeric dispersant, and pigments and/or extenders; and a component B comprising a curing agent; providing coatings made therefrom with improved anti-corrosion properties; and a method of preparing the coating composition.
(FR): L'invention concerne une composition de revêtement à l'eau à deux composants stable comprenant un composant époxyde A comprenant une résine époxyde à l'eau, un dispersant polymère, et des pigments et/ou des allongeurs ; et un composant B comprenant un agent de durcissement; donnant des revêtements fabriqués à partir de celle-ci présentant des propriétés anti-corrosion améliorées ; et un procédé de préparation de la composition de revêtement.

International search report:
Received at International Bureau: 21 August 2019 (21.08.2019) [CN]

International Report on Patentability (IPRP) Chapter II of the PCT:
Not available

(81) Designated States:
AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW
European Patent Office (EPO) : AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR
African Intellectual Property Organization (OAPI) : BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG
African Regional Intellectual Property Organization (ARIPO) : BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW
Eurasian Patent Organization (EAPO) : AM, AZ, BY, KG, KZ, RU, TJ, TM