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:
Nov. 23, 1982
Filed:
Nov. 25, 1981
Applicant:
Inventor:
Destin A LeBlanc, Manchester, MO (US);
Assignee:
The Harshaw Chemical Company, Cleveland, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ; C09K / ;
U.S. Cl.
CPC ...
2523 / ; 106 1828 ; 252-86 ; 252607 ; 252610 ; 423 87 ; 423617 ;
Abstract
A process for improving the flame-retardant properties of cellulose containing fibrous materials in the absence of halogen compounds which comprises treating said fibrous materials with an effective amount of a colloidal aqueous dispersion of an alkali metal polyantimonate containing a mole ratio of alkali metal to antimony in the dispersion of at least about 0.3:1, and drying said materials is described.