B - Operations – Transporting – 32 – B
Patent
B - Operations, Transporting
32
B
B32B 27/34 (2006.01) C08J 5/18 (2006.01) C08K 3/00 (2006.01)
Patent
CA 2409656
Book covers and a substantially transparent, coextruded matte, bilayer nylon film which is contact transparent to a paper stock to form a soft book cover having high scratch, abrasion and mar resistance, a soft feel and good moisture curl properties. A substantially transparent, coextruded film which has a first nylon layer attached adjacent to a second nylon layer, the first nylon layer has from about 20 weight percent to about 70 weight percent of a refractory filler based on the weight of the first nylon layer.
Cette invention se rapporte à des couvertures de livre et à un film de Nylon bicouche essentiellement transparent, coextrudé mat, qui est transparent au contact avec le papier d'impression du corps du livre, afin de former une couverture de livre souple ayant une grande résistance aux rayures, à l'abrasion et aux altérations, une sensation douce au toucher et de bonnes propriétés de bouclage à l'humidité. Un tel film coextrudé essentiellement transparent possède une première couche de Nylon fixée adjacente à une seconde couche de Nylon, la première couche de Nylon contenant environ 20 à environ 70 % en poids d'une charge réfractaire, calculée sur la base du poids de la première couche de Nylon.
Altizer Lance R.
Moulton Jeffrey D.
Porter Simon J.
Gowling Lafleur Henderson Llp
Honeywell International Inc.
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