Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Patent
1989-12-20
1991-09-10
Schofer, Joseph L.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Processes of preparing a desired or intentional composition...
359359, 359361, 359350, 359642, 359722, 252582, 252583, 252587, 252588, 428412, 428441, 526314, 526259, 5262381, 527201, 527282, 527203, 8507, 8509, 8512, 8673, C08J 300
Patent
active
050474472
ABSTRACT:
The present invention is directed to a medium incorporating melanin for radiation protection.
REFERENCES:
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patent: 3322719 (1967-05-01), Pielstocker
patent: 3764477 (1973-09-01), Lehmann et al.
patent: 4404257 (1983-09-01), Olson
patent: 4419405 (1983-12-01), Ashby et al.
patent: 4464525 (1984-08-01), Vance
patent: 4650605 (1987-03-01), Vance
Today--San Antonio, Jun. 1984.
The Merck Index (10th Edition, pp. 266, 827 AND 1154).
Hach's Chemical Dictionary (4th Edition), pp. 413 and 698.
Karrer, Organic Chemistry, pp. 428, 429, 576, 577 and 579 (1950), Elsevier Publishing Co.
Photoprotecive Technologies Incorporated
Schofer Joseph L.
Triantaphyllis Anastassios
Walker Alex H.
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