Fire-resistant interlayer

Details Fire-resistant interlayer Fire-resistant interlayer

1985-12-23

1987-07-21

Lieberman, Allan M.

Stock material or miscellaneous articles

Composite

Of quartz or glass

428331, 428437, 428704, 428920, 428921, 524139, 524140, B32B 1710, C08K 551, C08K 553, C08L 2914

Patent

active

046818103

ABSTRACT:
An interlayer of polyvinyl butyral resin containing a compatible mixture of additives dispersed therein providing fire-resistant properties thereto, said mixture comprising a plasticizer blend of (a) a char-forming component, such as an organic phosphate, and an oxygen sequestering agent, such as an organic phosphite, wherein the char-forming agent is the major constituent; (b) a nucleating agent such as fumed silica for dispersing the fire decomposition products of the interlayer; and (c) a heat reactive bonding resin such as silicone resin.

REFERENCES:
patent: 3640837 (1972-02-01), Gaeth et al.
patent: 3734877 (1973-03-01), Christie, Jr.
patent: 3841890 (1974-10-01), Coaker et al.
patent: 3841955 (1974-10-01), Cooker et al.
patent: 3974316 (1976-08-01), Jacquemin et al.
patent: 4071649 (1978-01-01), Jacquemin et al.
patent: 4136135 (1979-01-01), Lee
patent: 4173668 (1979-11-01), Hentzelt et al.
patent: 4537830 (1985-08-01), Hermann et al.

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