Stock material or miscellaneous articles – Composite – Of bituminous or tarry residue
Patent
1979-04-02
1981-09-08
Kendell, Lorraine T.
Stock material or miscellaneous articles
Composite
Of bituminous or tarry residue
350 9630, 428375, 428391, 428392, D02G 300, G02B 514
Patent
active
042881455
ABSTRACT:
A low-loss optical fiber core for optical communications is covered with at least one layer of a polylaurolactam copolymer composed of 20 to 98 parts by weight of laurolactam and 80 to 2 parts by weight of a polyamide-forming monomer other than laurolactam, said copolymer having a melting point within a range of 100.degree. C. to 170.degree. C.
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patent: Re27939 (1974-03-01), Raabe
patent: 3950297 (1976-04-01), Raabe
patent: 3980390 (1976-09-01), Yamamoto et al.
patent: 3999834 (1976-12-01), Ohtomo et al.
patent: 4072400 (1978-02-01), Claypoole et al.
patent: 4105284 (1978-08-01), Olshansky
patent: 4147407 (1979-04-01), Eichenbaum et al.
patent: 4167305 (1979-09-01), Ichiba et al.
Takeuchi Tadashi
Yamabe Taiji
Daicel LTD.
Kendell Lorraine T.
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