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1. (WO2018015149) THIN FILMS COMPRISING PLASTICIZER-FREE POLYVINYL-CO-ACETAL
Latest bibliographic data on file with the International Bureau    Submit observation

Pub. No.:    WO/2018/015149    International Application No.:    PCT/EP2017/066719
Publication Date: 25.01.2018 International Filing Date: 05.07.2017
IPC:
C08J 5/18 (2006.01), B32B 27/00 (2006.01), C08J 5/22 (2006.01)
Applicants: KURARAY EUROPE GMBH [DE/DE]; Phillip-Reis-Straße 4 65795 Hattersheim (DE)
Inventors: FRANK, Michael; (DE).
STEINBACH, Niklas; (DE)
Agent: KISTERS, Michael; (DE)
Priority Data:
16180250.9 19.07.2016 EP
Title (EN) THIN FILMS COMPRISING PLASTICIZER-FREE POLYVINYL-CO-ACETAL
(FR) FILMS MINCES COMPRENANT DU CO-ACÉTAL POLYVINYLIQUE EXEMPTS DE PLASTIFIANT
Abstract: front page image
(EN)The invention is directed to a film comprising polyvinyl-co-acetal characterized in a thickness of 1 µm to 1000 µm, less than 10 whgt% of at least one plasticizer wherein the polyvinyl-co-acetal is obtained by reacting at least one polyvinyl alcohol with at least two different aliphatic keto compounds each containing 2 to 10 carbon atoms
(FR)L'invention concerne un film comprenant du co-acétal polyvinylique caractérisé par une épaisseur de 1 µm à 1000 µm, moins de 10% en poids d'au moins un plastifiant, le co-acétal-polyvinylique étant obtenu par réaction d'au moins un alcool polyvinylique avec au moins deux composés céto-aliphatiques différents contenant chacun de 2 à 10 atomes de carbone.
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.
African Regional Intellectual Property Organization (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, RU, TJ, TM)
European Patent Office (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 (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG).
Publication Language: English (EN)
Filing Language: English (EN)