Film for high heat-sensitive stencil paper

Details Film for high heat-sensitive stencil paper Film for high heat-sensitive stencil paper

1994-04-28

1995-10-17

Thibodeau, Paul J.

Stock material or miscellaneous articles

Structurally defined web or sheet

Continuous and nonuniform or irregular surface on layer or...

428323, 428338, 428339, 428480, 428910, 525444, 525448, 528305, 5283086, B32B 2706, B32B 2736, B32B 502, C08G 6318

Patent

active

054589495

ABSTRACT:
A film for heat-sensitive stencil paper comprising a biaxially oriented film having a thickness of 0.5 to 6.0 .mu.m and formed from a polyester composition comprising polybutylene terephthalate and at least one other polyester, the content of the polybutylene terephthalate in the polyester composition being 20 to 80 wt %, the polyester composition has one melting point or a plurality of melting points with a difference of less than 10.degree. C. between the highest melting point and the lowest melting point.

REFERENCES:
patent: 4766033 (1988-08-01), Yoshimura et al.
patent: 4818581 (1989-04-01), Katoh et al.
patent: 4961377 (1990-10-01), Bando et al.
patent: 5006589 (1991-04-01), Sakamoto et al.
patent: 5061565 (1991-10-01), Aoki et al.
patent: 5160564 (1992-11-01), Hasegawa et al.

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