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1. (WO2010147799) MULTI-LAYER MICROPOROUS FILM
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2010/147799    International Application No.:    PCT/US2010/037758
Publication Date: 23.12.2010 International Filing Date: 08.06.2010
IPC:
B32B 27/08 (2006.01), B32B 5/18 (2006.01), C08J 5/18 (2006.01), H01M 2/14 (2006.01)
Applicants: TORAY TONEN SPECIALTY SEPARATOR GODO KAISHA [JP/JP]; 8-15 Kohnan, 1-chome Minato-ku, Tokyo, 108-8005 (JP) (For All Designated States Except US).
ISHIHARA, Takeshi [JP/JP]; (JP) (For US Only).
MIYAOKA, Satoshi [JP/JP]; (JP) (For US Only).
KONO, Koichi [JP/JP]; (JP) (For US Only).
BRANT, Patrick [US/US]; (US) (For US Only)
Inventors: ISHIHARA, Takeshi; (JP).
MIYAOKA, Satoshi; (JP).
KONO, Koichi; (JP).
BRANT, Patrick; (US)
Priority Data:
61/298,756 27.01.2010 US
61/218,720 19.06.2009 US
61/351,380 04.06.2010 US
61/298,752 27.01.2010 US
61/346,675 20.05.2010 US
Title (EN) MULTI-LAYER MICROPOROUS FILM
(FR) FILM MICROPOREUX MULTICOUCHE
Abstract: front page image
(EN)Embodiments of the invention relate to microporous membranes that include first and second layers. The first layer includes ≤ 20.0 wt.% polymethylpentene and the second layer includes a compatibilizer. The invention also relates to methods for making such membranes and the use of such membranes as battery separator film.
(FR)La présente invention concerne, dans des modes de réalisation, des membranes microporeuses comprenant une première et une seconde couche. La première couche comprend plus de 20,0 % en poids de polyméthylpentène et la seconde couche comprend un agent de compatibilité. L'invention concerne également des procédés de fabrication de ces membranes et leur utilisation comme film séparateur de batterie.
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, 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)