Protective coatings for polyacetylenic recording media

United States of America Patent

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Jan 15, 1991
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Feb 16, 1990
filing date
Oct 17, 1988

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Expired

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Abstract

The invention relates to a light stabilizing and antioxidant coating for polyacetylenic recording media which comprises an aqueous composition of ascorbic acid, gelatin and less than 2% by weight of surfactant wherein the mole ratio of acid to gelatin is between about 1:1 and about 10:1 dissolved in from about 35 wt. % to about 80 wt. % of water.

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Patent Owner(s)

Patent Owner	Address
ISP INVESTMENTS INC	1011 CENTRE ROAD SUITE 315 WILMINGTON DE 19805

International Classification(s)

B32B:LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA....

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Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Lewis, David F	Monroe, CT	50	755
Schenfele, Robert D	Caldwell, NJ	6	49
Winkler, Thomas	Maywood, NJ	85	798

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Protective coatings for polyacetylenic recording media

Number of patents in Portfolio can not be more than 2000

United States of America Patent

07481036

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PATENT NO	4985290
SERIAL NO	07481036
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07481036

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