Lightsafe masking film

Details Lightsafe masking film Lightsafe masking film

1988-12-15

1990-05-15

Buffalow, Edith

Stock material or miscellaneous articles

Layer or component removable to expose adhesive

Halogen containing compound

428412, 428333, 428483, 4284763, 428500, B30B 706

Patent

active

049257137

ABSTRACT:
A lightsafe masking film for use in masking a roomlight film is disclosed which comprises a substrate, and a transparent, lightsafe layer peelably provided over the surface of the substrate and containing a combination of specific yellow and blue colorants so that the lightsafe layer is green or light green in color but can effectively block light to which the roomlight film is sensitive.

REFERENCES:
patent: 3619335 (1971-11-01), Bryan
patent: 3892900 (1975-07-01), Shima et al.
patent: 4681784 (1987-07-01), Ebara et al.

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