Digital transmission display materials with voided polyester

Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Composite having voids in a component

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4283186, B32B 326

Patent

active

060486066

ABSTRACT:
A imaging member comprising a polymer sheet comprising at least one layer of voided polyester polymer and at least one layer comprising nonvoided polyester polymer, wherein the imaging member has a percent transmission of between 40 and 60%, the imaging member further comprises tints, and the nonvoided layer is at least twice as thick as the voided layer.

REFERENCES:
patent: 4701369 (1987-10-01), Duncan
patent: 4701370 (1987-10-01), Park
patent: 5084334 (1992-01-01), Hamano et al.
patent: 5141685 (1992-08-01), Maier et al.
patent: 5143765 (1992-09-01), Maier et al.
patent: 5223383 (1993-06-01), Maier et al.
patent: 5275854 (1994-01-01), Maier et al.
patent: 5422175 (1995-06-01), Ito et al.
patent: 5853965 (1998-12-01), Haydock et al.
patent: 5866282 (1999-02-01), Bourdelais et al.
patent: 5874205 (1999-02-01), Bourdelais et al.
patent: 5902720 (1999-05-01), Haydock et al.
Japanese Abstract 85/31669 w/claims.
Japanese Abstract 5,057,836, 1993.
Japanese Abstract 7,137,216, 1995 w/claim.

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