Stock material or miscellaneous articles – Composite – Of carbohydrate
Patent
1980-10-14
1983-02-08
Childs, S. L.
Stock material or miscellaneous articles
Composite
Of carbohydrate
106 1815, 106 1816, 427394, 427395, 427396, 427397, 428537, 428920, 428921, B32B 2304, B32B 2900
Patent
active
043730108
ABSTRACT:
Synergistic fire retardants for wood and other cellulosic materials which are substantially non-hygroscopic and which do not require high curing temperatures in the material treated are formed of the partial reaction product of dicyandiamide, phosphoric acid, boric acid and water wherein the combined weight ratio of dicyandiamide and phosphoric acid to boric acid is from about 60 to about 40 to from about 90 to about 10.
REFERENCES:
patent: 2917408 (1959-12-01), Goldstein et al.
patent: 3137607 (1964-06-01), Goldstein et al.
patent: 3159503 (1964-12-01), Goldstein et al.
patent: 3253881 (1966-05-01), Donahue
patent: 3816212 (1974-06-01), O'Brien
patent: 3832316 (1974-08-01), Junga
patent: 3874990 (1975-04-01), Surdyk
patent: 4010296 (1977-03-01), Oberley
Brumback Oscar B.
Childs S. L.
Koppers Company Inc.
MacKay Donald M.
Zeh, Jr. Herbert J.
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