G - Physics – 11 – B
Patent
G - Physics
11
B
42/2
G11B 7/24 (2006.01) C09B 69/10 (2006.01) G11B 7/245 (2006.01)
Patent
CA 1224921
TITLE OPTICAL RECORDING ELEMENT ABSTRACT An optical recording element comprising a light-absorptive layer supported by a dimensionally stable substrate in which the light-absorptive material is a uniformly smooth, thin, homogeneous layer of film-forming polymeric dye having a light absorptivity of at least about 0.046 in the visible and/or infrared spectral regions.
475434
E. I. Du Pont de Nemours And Company
Mccallum Brooks & Co.
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