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Patent Searching and Data


Title:
METHOD FOR PREPARING CONCRETE SUPERPLASTICIZER HAVING PHOSPHOROUS ACID GROUP AND USE THEREOF
Document Type and Number:
WIPO Patent Application WO/2017/113990
Kind Code:
A1
Abstract:
A method for preparing a concrete superplasticizer having a phosphorous acid group and use thereof. The concrete superplasticizer is prepared by free radical copolymerization of a phosphorus-containing monomer A and a polyether macromonomer B. The concrete superplasticizer can effectively improve the fluidity of the concrete and can maintain excellent working performances of the concrete.

Inventors:
RAN QIANPING (CN)
WANG TAO (CN)
LIU JIAPING (CN)
MA JIANFENG (CN)
QI SHUAI (CN)
FAN SHIMIN (CN)
YANG YONG (CN)
Application Number:
PCT/CN2016/104952
Publication Date:
July 06, 2017
Filing Date:
November 07, 2016
Export Citation:
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Assignee:
SOBUTE NEW MAT CO LTD (CN)
BOTE NEW MAT TAIZHOU JIANGYAN CO LTD (CN)
International Classes:
C08F283/06; C04B24/24
Domestic Patent References:
WO1994008913A11994-04-28
Foreign References:
CN105713151A2016-06-29
US20130231415A12013-09-05
GB2157279A1985-10-23
CN101346345A2009-01-14
CN103641963A2014-03-19
EP0444542A11991-09-04
Other References:
See also references of EP 3398979A4
Attorney, Agent or Firm:
NANJING TIANYI PATENT AGENT CO., LTD. (CN)
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