MODIFIED FILMS ON THE ETHYLENE BASIS FOR THE PURPOSES OF PROMOTING CHEMICAL REACTIONS BETWEEN ISOCIANATES ARISING IN POLYURETHANE ADHESION MATERIALS FOR LAMINATION Russian patent published in 2018 - IPC B32B27/32 B32B27/40 C08J5/18 C08L23/04 

Abstract RU 2645490 C2

FIELD: manufacturing technology.

SUBSTANCE: invention relates to multi-layer modified films on an ethylene base. Multilayer film comprises at least two layers – a film layer, formed from a polymer composition on an ethylene base – linear low density polyethylene with a density of 0.90–0.93 g/cm3 and a melt flow index of 0.5–2.0 g / 10 min and a curing catalyst, containing a hydroxyl group and an organic metal salt; and a film layer formed from a composition comprising an isocyanate-containing compound.

EFFECT: invention makes it possible to obtain a high-quality film cured for a short time.

9 cl, 1 dwg, 7 tbl

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RU 2 645 490 C2

Authors

Chen Syujmin

Makgi Robert L.

Vietti Devid E.

Miyake Kevin

Brinkman Larri F.

Dates

2018-02-21Published

2013-08-28Filed