Light-polarizing plate having excellent durability and productio

Details Light-polarizing plate having excellent durability and productio Light-polarizing plate having excellent durability and productio

1984-02-29

1986-01-14

Ives, Patrick C.

Stock material or miscellaneous articles

Sheet including cover or casing

Complete cover or casing

428 34, 428422, 4284758, 428910, 428913, 427162, B32B 1508, B32B 2730

Patent

active

045645450

ABSTRACT:
A light-polarizing plate for display use is improved in its humid, thermal and weather durabilities by controlling moisture content of a light-polarizing film made of polyvinylalcohol prior to be laminated with protector film and also by using as protector film a hydrophobic polymer film having low water vapor transmission.

REFERENCES:
patent: 3075857 (1963-01-01), Fior et al.
patent: 3244582 (1966-04-01), Kuhl

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