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:
Apr. 19, 2022
Filed:
Feb. 05, 2021
Applicant:
Kelo Structure Self Waterproof Tech Shenzhen Co., Ltd., Guangdong, CN;
Inventor:
Fei Yang, Guangdong, CN;
Assignee:
KELO STRUCTURE SELF WATERPROOF TECH SHENZHEN CO., Guangdon, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B 14/08 (2006.01); C04B 14/20 (2006.01); C04B 14/30 (2006.01); C04B 14/36 (2006.01); C04B 16/04 (2006.01); C04B 40/00 (2006.01); C04B 103/56 (2006.01); C04B 111/34 (2006.01);
U.S. Cl.
CPC ...
C04B 14/08 (2013.01); C04B 14/202 (2013.01); C04B 14/304 (2013.01); C04B 14/366 (2013.01); C04B 16/04 (2013.01); C04B 40/0039 (2013.01); C04B 2103/58 (2013.01); C04B 2111/34 (2013.01);
Abstract
Disclosed are a mixed shrinkage reducing agent for concrete and a preparation method thereof. The mixed shrinkage reducing agent for concrete includes the following components in parts by weight: 35-45 of alkali modified diatomite, 15-22 of magnesium oxide, 13-20 of vermiculite, 8-11 of borax, 3-9 of sodium hexametaphosphate, and 7-13 of citric acid modified starch. The mixed shrinkage reducing agent for concrete according to the present application is used as an admixture to be mixed into cement for preparing concrete.