Water vapor permeable plastic film comprising inorganic particle

Details Water vapor permeable plastic film comprising inorganic particle Water vapor permeable plastic film comprising inorganic particle

1997-02-19

1999-08-17

Le, Hoa T.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Including a second component containing structurally defined...

428328, 428329, 428340, 4284231, 4284744, 4284777, B32B 516

Patent

active

059391839

ABSTRACT:
The invention provides a plastic film possessing improved permeability to water vapor and high heat shielding property. Said plastic film is characterized by water vapor permeability of 100 to 25,000 g/m.sup.2 /24 hr, light transmittance of 20 to 95% and infrared transmittance of 5 to 90% and made of at least one material selected from a group comprising polyetherpolyamide block copolymer, thermoplastic polyester elastomer and thermoplastic polyurethane and containing flat inorganic particles coated with a substance having high refractive index.

REFERENCES:
patent: 5514466 (1996-05-01), Yamada et al.
patent: 5674605 (1997-10-01), Marecki
patent: 5747152 (1998-05-01), Oka et al.

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