The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 19, 1999
Filed:
Jun. 23, 1998
Applicant:
Inventors:
Feipeng Liu, Statham, GA (US);
Weiming Zhu, Marietta, GA (US);
Assignee:
J. M. Huber Corporation, Edison, NJ (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ; C09K / ;
U.S. Cl.
CPC ...
4285371 ; 4283135 ; 428323 ; 428354 ; 428920 ; 521 54 ; 523179 ;
Abstract
A fire retardant coating composition for lignocellulosic materials which comprises expandable graphite particles, a absorbent material, a polymeric binder, a carbonific material, a blowing agent, and a wetting agent. The expandable graphite particles include from about 20 to about 95% by weight of the combined amount of the expandable graphite particles and the absorbent material. The polymeric binder comprises from about 5 to about 50% by weight of the combined amount of the polymeric binder, the expandable graphite particles, and the solid absorbent material.