Polyethylene naphthalate film for membrane switch

Details Polyethylene naphthalate film for membrane switch Polyethylene naphthalate film for membrane switch

1986-12-08

1988-02-16

Kittle, John E.

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

428215, 428461, 428901, B32B 300

Patent

active

047254793

ABSTRACT:
Disclosed herein is a biaxially oriented polyethylene naphthalate film which shows the haze-increasing rate, represented by the formula:

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patent: 4619869 (1986-10-01), Kiriyama et al.
patent: 4623768 (1986-11-01), Grant

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