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MX167982B - COMPOSITE FILM AND PROCEDURE FOR ITS PREPARATION - Google Patents

COMPOSITE FILM AND PROCEDURE FOR ITS PREPARATION

Info

Publication number
MX167982B
MX167982B MX177486A MX177486A MX167982B MX 167982 B MX167982 B MX 167982B MX 177486 A MX177486 A MX 177486A MX 177486 A MX177486 A MX 177486A MX 167982 B MX167982 B MX 167982B
Authority
MX
Mexico
Prior art keywords
component
component film
film
procedure
preparation
Prior art date
Application number
MX177486A
Other languages
Spanish (es)
Inventor
Walter Berndt Mueller
Henry George Schirmer
Original Assignee
Grace W R & Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Grace W R & Co filed Critical Grace W R & Co
Publication of MX167982B publication Critical patent/MX167982B/en

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Abstract

La presente invención se refiere a una película compuesta, termoplástica, que comprende a) una primera película componente que incluye una capa resistente al abuso b) una segunda película componente adherida a una superficie de la primera película componente; c) una tercera película componente adherida a la superficie de la segunda película componente opuesta a la primera película componente y d) una cuarta película componente adherida a una superficie de una tercera película componente opuesta, a la segunda película componente y que comprende una capa térmicamente sellable, en donde una de la segunda y tercera películas componentes comprenden un copolímero de cloruro de vinilideno individualmente extruido y la otra de la segunda y tercera películas componentes comprende un copolímero de alcohol y etilen vinilo.The present invention relates to a thermoplastic composite film, comprising a) a first component film including an abuse resistant layer b) a second component film adhered to a surface of the first component film; c) a third component film adhered to the surface of the second component film opposite the first component film and d) a fourth component film adhered to a surface of a third component film opposite the second component film and comprising a heat sealable layer , wherein one of the second and third component films comprises an individually extruded vinylidene chloride copolymer and the other of the second and third component films comprises a copolymer of alcohol and ethylene vinyl.

MX177486A 1986-01-15 1986-03-06 COMPOSITE FILM AND PROCEDURE FOR ITS PREPARATION MX167982B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US81944586A 1986-01-15 1986-01-15

Publications (1)

Publication Number Publication Date
MX167982B true MX167982B (en) 1993-04-27

Family

ID=25228187

Family Applications (1)

Application Number Title Priority Date Filing Date
MX177486A MX167982B (en) 1986-01-15 1986-03-06 COMPOSITE FILM AND PROCEDURE FOR ITS PREPARATION

Country Status (1)

Country Link
MX (1) MX167982B (en)

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