Breathable, heat-sealable composite polymeric film
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United States of America Patent
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Jan 20, 2015
Issued Date -
N/A
app pub date -
Mar 18, 2013
filing date -
Jan 17, 2005
priority date (Note) -
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Abstract
A breathable, heat-sealable composite film comprising first and second layers of polymeric material wherein (i) the polymeric material of the first layer comprises copolyester comprising monomeric units derived from one or more diol(s); one or more dicarboxylic acid(s); and one or more poly(alkylene oxide)glycol(s); and (ii) the second layer is a heat-sealable polymeric layer, and a process for the production thereof.
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International Classification(s)
- C09J:ADHESIVES; ADHESIVE PROCESSES IN GENERAL
- C08G:MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN B....
- B29C:SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTAN....
- B29K:INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, ....
- B65D:CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR....
- A47G:HOUSEHOLD OR TABLE EQUIPMENT
- B32B:LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA....
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