Title:
WATER-BLOCKING BINDER FOR COAL
Document Type and Number:
WIPO Patent Application WO/2014/107914
Kind Code:
A1
Abstract:
Disclosed is a water-blocking binder for coal. The water-blocking binder is prepared with the following steps: mixing a macromolecular cellulose that is five ten-thousandths or more in proportion to the total weight of a to-be-treated coal with water and stirring until the macromolecular cellulose is completely dissolved; then, adding a sparingly water-soluble or slightly water-soluble oil that is five ten-thousandths in proportion to the total weight of the to-be-treated coal and stirring to complete the process. The water-blocking binder prepared is added with a total weight thereof being 5-10% in proportion to the total weight of the to-be-treated coal into the to-be-treated coal. The water-blocking binder of the present invention has a simple preparation method, is of reduced material costs and production costs, and is widely applicable for various types of coal.
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Inventors:
CAI JINGPENG (CN)
Application Number:
PCT/CN2013/070565
Publication Date:
July 17, 2014
Filing Date:
January 16, 2013
Export Citation:
Assignee:
CAI JINGPENG (CN)
International Classes:
C10L5/14; C01B31/08; C10L9/10
Foreign References:
| CN1648040A | 2005-08-03 | |||
| CN101070498A | 2007-11-14 | |||
| CN1986752A | 2007-06-27 | |||
| US6013116A | 2000-01-11 |
Attorney, Agent or Firm:
XIAMEN LONGER PATENT ATTORNEYS OFFICE (CN)
厦门龙格专利事务所（普通合伙） (CN)
厦门龙格专利事务所（普通合伙） (CN)
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