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

Search International and National Patent Collections
World Intellectual Property Organization
Search
 
Browse
 
Translate
 
Options
 
News
 
Login
 
Help
 
Machine translation
1. (WO1999010172) MULTI-LAYER FILMS WITH SYNDIOTACTIC BARRIER LAYER CONTAINING A WAX
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/1999/010172    International Application No.:    PCT/US1998/014820
Publication Date: 04.03.1999 International Filing Date: 17.07.1998
Chapter 2 Demand Filed:    24.02.1999    
IPC:
B32B 27/32 (2006.01), C08L 23/06 (2006.01), C08L 23/12 (2006.01), C08L 91/06 (2006.01)
Applicants: MOBIL OIL CORPORATION [US/US]; 3225 Gallows Road Fairfax, VA 22037 (US)
Inventors: CHU, Shaw-Chang; (US).
HEFFELFINGER, Michael, Thomas; (US).
KEUNG, Jay, Kin; (JP).
PEET, Robert, Guthrie; (US)
Agent: ALEXANDER, David, J.; ExxonMobil Chemical Company P.O. Box 2149 Baytown, TX 77522-2149 (US)
Priority Data:
08/918,172 25.08.1997 US
Title (EN) MULTI-LAYER FILMS WITH SYNDIOTACTIC BARRIER LAYER CONTAINING A WAX
(FR) FILMS MULTICOUCHES A COUCHE BARRIERE SYNDIOTACTIQUE CONTENANT DE LA CIRE
Abstract: front page image
(EN)An oriented multilayer film which comprises: (a) at least one layer comprising an olefin polymer such as isotactic polypropylene, and (b) a barrier layer adjacent layer (a) comprising a syndiotactic polypropylene homopolymer and at least 10% of a wax material such as polyethylene wax having a molecular weight in the range of 300-800 and a melting point between 52-72 deg. C.
(FR)L'invention porte sur un film multicouche orienté comprenant: (a) au moins une couche constituée d'un polymère oléfinique tel qu'un polypropylène isotactique, et (b) une couche (a) adjacente à la couche barrière et comprenant un homopolymère de polypropylène syndiotactique et au moins 10 % de cire telle que la cire de polyéthylène dont le poids moléculaire est compris entre 300 et 800 et le point de fusion entre 52 et 72 °C.
Designated States: AU, BR, CA, CN, ID, JP, KR, SG, VN.
European Patent Office (AT, BE, CH, CY, DE, DK, ES, FI, FR, GB, GR, IE, IT, LU, MC, NL, PT, SE).
Publication Language: English (EN)
Filing Language: English (EN)