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:
Feb. 18, 2014
Filed:
May. 18, 2012
Zhiyong Xie, Changsha, CN;
Qizhong Huang, Changsha, CN;
Zhean Su, Changsha, CN;
Mingyu Zhang, Changsha, CN;
Jianxun Chen, Changsha, CN;
Boyun Huang, Changsha, CN;
Zhiyong Xie, Changsha, CN;
Qizhong Huang, Changsha, CN;
Zhean Su, Changsha, CN;
Mingyu Zhang, Changsha, CN;
Jianxun Chen, Changsha, CN;
Boyun Huang, Changsha, CN;
Other;
Abstract
A method for producing carbon paper, including: 1) employing a polyacrylonitrile-based carbon fiber as a reinforcing material, a phenolic resin or epoxy resin as a bonding agent, and molding and preparing the carbon fiber into a carbon fiber blank by a dry paper-making method; and 2) stacking and putting a product obtained in step 1) into a reaction furnace for deposition process, the pressure in the reaction furnace being 1 kPa to 1 atmosphere, with methane, propene, or liquefied petroleum gas as a carbon source gas, nitrogen or argon gas as a diluent gas, the concentration of the carbon source gas being 5-100%, the gas flow rate being 0.1-5 L/min, and the temperature in the reaction furnace being controlled at between 800° C. and 1100° C., and the time of deposition process being 1-5 h.