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.:

US 8721911 B1

PDF
Full Text
Expired
Date of Patent:
May. 13, 2014

Filed:

Jul. 03, 2010
Applicants:

Hongbao Guo, Xi'an, CN;

Gaofeng Zheng, Xi'an, CN;

Weipeng Zhang, Xi'an, CN;

Inventors:

Hongbao Guo, Xi'an, CN;

Gaofeng Zheng, Xi'an, CN;

Weipeng Zhang, Xi'an, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A62D 1/06 (2006.01); B29C 43/02 (2006.01); A62C 5/00 (2006.01); A62D 1/00 (2006.01); C06B 31/06 (2006.01);
U.S. Cl.
CPC ...
A62D 1/06 (2013.01); A62C 5/006 (2013.01); A62D 1/0014 (2013.01); C06B 31/06 (2013.01); B29C 43/02 (2013.01);
Abstract

The present invention relates to a novel aging-resistant aerosol generating agent and preparation method thereof. The aging-resistant aerosol generating agent in the present invention comprises oxidizer, reducer and bonding agent, wherein the oxidizer is potassium nitrate, the bonding agent is phenolic resin, and the reducer is melamine; the weight percentages of the three constituents are: potassium nitrate: 60˜80%, phenolic resin: 8˜15%, and melamine: the rest. In the preparation process, phenolic resin is dissolved in ethanol to give phenolic resin solution at concentration by 40˜50 wt %; the oxidizer and reducer are pulverized, mixed, and then the phenolic resin solution is added to the mixed powder; next, the mixture is agitated, pelletized, dried, and shaped by pressure molding. Compared to that in the prior art, the aerosol generating agent in the present invention has higher fire suppression efficiency and higher fire suppression rate, and greatly improved aging resistant performance.


Find Patent Forward Citations

Guo, Hongbao. (2014). Aging-resistant aerosol generating agent and a preparation method thereof (U.S. Patent No. 8721911). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8721911

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