Patent SG-11201810533X-A (SG)
Title: Solventborne binder for an intumescent coating
Inventor: VENKATESHWARLU KALSANI
IPC: C08F218/08
Filed: 2017-06-07
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property 1111111011110111011111111010111110011111111111111111111111111111111111111111111111 Organization International Bureau (10) International Publication Number (43) International Publication Date ......0\"\" WO 2017/211852 Al 14 December 2017 (14.12.2017) WIP0 I PCT (51) International Patent Classification: C08F 218/08 (2006.01) C09D 5/18 (2006.01) Published: C09D 131/04 (2006.01) — with international search report (Art 21(3)) — before the expiration of the time limit for amending the (21) International Application Number: claims and to be republished in the event of receipt of PCT/EP2017/063755 amendments (Rule 48.2(h)) (22) International Filing Date: 07 June 2017 (07.06.2017) (25) Filing Language: English (26) Publication Language: English (30) Priority Data: 15/178,582 10 June 2016 (10.06.2016) US (71) Applicant: PPG COATINGS EUROPE B.V. [NL/NL]; Oceanenweg 2, NL-1047 BB Amsterdam (NL). (72) Inventors: VENKATESHWARLU, Kalsani; 403 Min- glewood Drive, Gibsonia, Pennsylvania 15044 (US). — PESKENS, Ronnie; 2835 Buckingham Court, Apt. 1421, Allison Park, PA 15101 (US). LUTZ, Kelly; 7580 W. WH Negley Road, Henderson, Kentucky 42420 (US). COCA, — Simion; 109 Lehr Avenue, Pittsburgh, Pennsylvania 15223 = (US). = Agent: APPLEYARD LEES IP LLP; 15 Clare Road, Hal- (74) - ifax Yorkshire HX1 2HY (GB). = (81) Designated States (unless otherwise indicated, for every kind of national protection available): 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, 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. Designated States (unless otherwise indicated, for every (84) = kind of regional protection available): ARIPO (BW, GH, = GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, = UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, — TM), European (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), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, — 1-1 ei ir) KM, ML, MR, NE, SN, TD, TG). GC Il ,-1 (54) Title: SOLVENTBORNE BINDER FOR AN INTUMESCENT COATING ei ---- (57) : Solventbome binder composition which include a copolymer obtained by reacting a mixture of monomers in the presence IN , 1 of an organic solvent, wherein the monomer mixture includes an ethylenically unsaturated monomer and a vinyl ester monomer having 0 a formula CH2CH-X-C(=O)-R, where R is a branched alkyl group having 2 to 18 carbon atoms, an aromatic group having 6 to 12 carbon ei atoms, and X is 0. Intumescent coatings containing the solventbome binder compositions, and substrates coated with the intumescent 0 coatings are also disclosed.