WIPO logo
Mobile | Deutsch | Español | Français | 日本語 | 한국어 | Português | Русский | 中文 | العربية |

Search International and National Patent Collections
World Intellectual Property Organization
Machine translation
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2011/147825    International Application No.:    PCT/EP2011/058463
Publication Date: 01.12.2011 International Filing Date: 24.05.2011
Chapter 2 Demand Filed:    14.03.2012    
D21H 11/18 (2006.01)
Applicants: AKZO NOBEL CHEMICALS INTERNATIONAL B.V. [NL/NL]; Stationsstraat 77 NL-3811 MH Amersfoort (NL) (For All Designated States Except US).
SANDSTRÖM, John [SE/SE]; (SE) (For US Only).
HEIJNESSON-HULTÉN, Anette Monica [SE/SE]; (SE) (For US Only).
MALMBORG, Kerstin [SE/SE]; (SE) (For US Only)
Inventors: SANDSTRÖM, John; (SE).
MALMBORG, Kerstin; (SE)
Agent: ALFERINK, Petrus Johannes Theodorus; Akzo Nobel N.V. Legal, IP & Compliance P.O. Box 9300 NL-6800 SB Arnhem (NL).
DE VRIES, Adriaan Jacobus c. s.; Akzo Nobel N.V. Legal, IP & Compliance P.O. Box 9300 NL-6800 SB Arnhem (NL)
Priority Data:
10164094.4 27.05.2010 EP
61/348,848 27.05.2010 US
Abstract: front page image
(EN)A composition is provided comprising a) cellulose fibres having a number average length of from 0.001 to 0.5 mm and a specific surface area of from 1 to 100 m2/g and b) an at least partially hydrolysed vinyl acetate polymer. The composition is useful in providing self-supporting films or coating layers for providing barriers to permeable substrates.
(FR)La présente invention concerne une composition comprenant a) des fibres de cellulose présentant une longueur moyenne en nombre allant de 0,001 à 0,5 mm et une surface spécifique allant de 1 à 100 m2/g et b) un polymère acétate de vinyle au moins en partie hydrolysé. La composition sert à fournir des films autoportants ou des couches de revêtement permettant de fournir des barrières aux substrats perméables.
Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IS, JP, KE, KG, KM, KN, KP, KR, KZ, LA, LC, LK, LR, LS, LT, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PE, PG, PH, PL, PT, RO, RS, RU, 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, SD, SL, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, MD, 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, ML, MR, NE, SN, TD, TG).
Publication Language: English (EN)
Filing Language: English (EN)