Low modules glass fibers and laminate reinforced with same

Details Low modules glass fibers and laminate reinforced with same Low modules glass fibers and laminate reinforced with same

1973-04-25

1978-07-18

Kendell, Lorraine T.

Stock material or miscellaneous articles

Composite

Of quartz or glass

428242, 428325, 428426, 428428, 428430, 428446, 428454, 428539, B32B 1500, B32B 1706

Patent

active

041017099

ABSTRACT:
Improved, low modulus glass fibers for the production of glass fiber reinforced, high energy absorption resin laminates, said glass having a modulus of elasticity of from about 5.0 to about 6.5 .times. 10.sup.6 psi, the composition of said fibers being generally of the alkali borosilicate type, the major portion thereof comprising from about 40-65 weight percent SiO.sub.2, 24-38 weight percent B.sub.2 O.sub.3, and 5-20 weight percent alkali.
A high energy absorption resin laminate comprising the combination of a plastic resin composition reinforced with said fibers.

REFERENCES:
patent: 1449793 (1923-03-01), Taylor
patent: 2513958 (1950-07-01), Omley
patent: 2960424 (1960-11-01), Bjorholm
patent: 3310457 (1967-03-01), Trebilcock
patent: 3416990 (1968-12-01), Robinson
patent: 3440132 (1969-04-01), Koubek
patent: 3691000 (1972-09-01), Kalnin

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