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1. (WO1998032596) SEALABLE FILM
Latest bibliographic data on file with the International Bureau   

Pub. No.: WO/1998/032596 International Application No.: PCT/US1998/000842
Publication Date: 30.07.1998 International Filing Date: 19.01.1998
Chapter 2 Demand Filed: 02.04.1998
IPC:
B32B 27/08 (2006.01)
B PERFORMING OPERATIONS; TRANSPORTING
32
LAYERED PRODUCTS
B
LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
27
Layered products essentially comprising synthetic resin
06
as the main or only constituent of a layer next to another layer of a specific substance
08
of synthetic resin of a different kind
Applicants:
MOBIL OIL CORPORATION [US/US]; 3225 Gallows Road Fairfax, VA 22037, US
Inventors:
CAPUTO, Michael, Joseph; US
KONG, Dan-Cheng; US
LIU, Leland, Li-Jen; SG
PEET, Robert, Guthrie; US
Agent:
SINNOTT, Jessica, M. ; Mobil Oil Corporation 3225 Gallows Road Fairfax, VA 22037, US
Priority Data:
08/788,55124.01.1997US
Title (EN) SEALABLE FILM
(FR) FILM POUVANT ETRE RENDU ETANCHE
Abstract:
(EN) A sealable film comprising: (a) an inner layer comprising an olefin polymer; (b) a sealing layer; and (c) a separable layer positioned between the inner layer and the sealing layer, the separable layer comprising (1) ethylene-propylene block copolymer or (2) a blend of polyethylene and another olefin which is incompatible with the polyethylene, specifically either (i) polypropylene homopolymer or (ii) ethylene-propylene block copolymer. Methods of making the sealable film are described.
(FR) L'invention concerne un film pouvant être rendu étanche qui comprend a) une couche interne composée d'un polymère oléfinique; b) une couche d'étanchéité; et c) une couche séparable placée entre la couche interne et la couche d'étanchéité et contenant 1) un copolymère séquencé d'éthylène-propylène ou 2) un mélange de polyéthylène et d'une autre oléfine incompatible avec le polyéthylène, à savoir i) un homopolymère de propylène ou ii) un copolymère séquencé d'éthylène-propylène. L'invention concerne également des procédés de fabrication dudit film étanche.
Designated States: AU, BR, CA, CN, ID, JP, KR, SG, VN
European Patent Office (EPO) (AT, BE, CH, DE, DK, ES, FI, FR, GB, GR, IE, IT, LU, MC, NL, PT, SE)
Publication Language: English (EN)
Filing Language: English (EN)