Sandwich glass

Details Sandwich glass Sandwich glass

1987-10-30

1989-04-18

Swisher, Nancy A. B.

Stock material or miscellaneous articles

Composite

Of quartz or glass

428441, B32B 1710, B32B 2732

Patent

active

048226840

ABSTRACT:
A sandwich glass comprising a glass plate with one or more glass plates or hard plastic sheets which are laminated and united through a resin interlayer in which the resin interlayer comprises a block copolymer (a) comprising both terminal blocks comprising a polymer of an aromatic vinyl compound and an intermediate block comprising a polymer of conjugated diene series, said both terminal blocks constituting 10-40% by weight of the copolymer and being hydrogenated in a ratio of 10% or less and said intermediate block being hydrogenated in a ratio of 90% or more, which is useful as window glasses, lightening materials, sheltering materials etc.

REFERENCES:
patent: 3824148 (1974-07-01), Lopalin
patent: 4264658 (1981-04-01), Tobias et al.
patent: 4309484 (1982-01-01), Ohmae et al.

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