Title: Flame-retardant particleboard

Abstract: Flame-proofed particleboard wherein the layers of wood particles have crystalline, water-insoluble, ammonium polyphosphate added thereto, is disclosed.

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Inventors: Corver, Hans A. (St. Catharines, CA, US)
Robertson, Allan J. (St. Catharines, CA, US)

Application Number: 524697
Filing Date: 1974-11-18
Publication_date: 1979-08-07
Assignee: American Cyanamid Company (Stamford, CT)
Primary Class(es): 428/212 428/326, 428/528, 428/921
Other Classes:
US Patent Ref:

3383274	May, 1968	Craig	161/162.
3397035	Aug, 1968	Shen et al.	23/106.
3397036	Aug, 1968	Narins	23/106.
3399986	Sep, 1968	Wiegman	71/74.
3415765	Dec, 1968	Hallonquist	260/17.
3438847	Apr, 1969	Chase	252/8.
3535199	Oct, 1970	Kuhr et al	161/162.
3635970	Jan, 1972	Fessler	260/249.
3671376	Jun, 1972	Okazaki et al.	161/403.
3723074	Mar, 1973	Sears et al.	423/307.
3846219	Nov, 1974	Kunz	161/162.
3939107	Feb, 1976	Brown	428/921.

Other Refs:
Primary Examiner: Dixon, Jr., William R.
Assistant Examiner:
Attorney: Van Riet; Frank M.