Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...
Patent
1984-07-02
1986-10-28
Kendell, Lorraine T.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
At least one aryl ring which is part of a fused or bridged...
428292, 428372, 428379, 523137, 524 80, 525205, C08K 300, D02G 300
Patent
active
046199632
ABSTRACT:
A radiation shielding composite sheet material contains lead fibers of more than 99% purity and containing 50 to 500 ppm tin. The fibers are of mean length of 0.5 to 1.3 mm and are imbedded in a synthetic resin, such that the composite sheet has a specific gravity greater than 4.0.
REFERENCES:
patent: 2168381 (1939-08-01), Woodford
patent: 2312921 (1943-03-01), Lubow
patent: 2367296 (1945-01-01), Lutz
patent: 2986533 (1961-05-01), Kurtz
patent: 3185751 (1965-05-01), Sutton
patent: 3427264 (1969-02-01), Forster et al.
Ouchi Shigehiro
Shoji Hisataka
Kendell Lorraine T.
Toray Industries Inc.
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