2009/09/10· The invention relates to an aqueous polymer composition which is used in the form of a cement grinding aid and makes it possible to effectively reduce the grinding time and to obtain cements exhibitin
Method of grinding portland cement using a phenolic compound as a grinding aid US 3068110 A Abstract available in Images (4) ...
2008/12/30· CEMENT GRINDING AIDS Dr J D Bapat The cement grinding aids are the additional materials (gas, liquid or solid), admixed in small amounts during the cement grinding process (cement manufacture), which can ...
Patent US5429675 - Grinding aid . A grinding aid composition suitable for grinding clinker into hydraulic cement powder, an improved grinding process ... Patent US4204877 - Cement grinding aid . Additives for use as grinding aids ...
GRINDING AIDS FOR STRENGTH-ENHANCED CEMENT CLINKERS (PAT - KR20080113679) MYUNG HEUNG SIK, KIM SANG YUN, YOO DONG WOO MYUNG HEUNG SIK Patent ...
2016/05/03· Compositions and methods for increasing grinding efficiency of cement, cement clinker, raw materials for cement, and other inorganic particles. Use of biomass-derived polyols such as diols, ls, or mixtures thereof ...
Cement clinkers are ground in an aqueous environment using as a grinding aid, a composition comprising: _____ Ingredients Percent by Weight_____A ...
A cement clinker grinding aid which comprises a styrene-maleic anhydride copolymer (SMA) superplasticiser. The SMA is preferably a type with polyoxyalkylene-based side chains. Use of the grinding aid renders the grinding process ...
A grinding aid composition suitable for grinding clinker into hydraulic cement powder, an improved grinding process and an improved cement product are disclosed. The grinding aid composition is composed of a mixture of at least one ...
A grinding aid composition suitable for grinding clinker into hydraulic cement powder, an improved grinding process and an improved cement product are disclosed. The grinding aid composition is composed of a mixture of at least one ...
Additives for use as grinding aids and set retarders in the manufacture of hydraulic cement composed of polyglycerol, preferably a polyglycerol selected from the group of di-, tri-, and tetraglycerol
Additive compositions for use as grinding aids and pack set inhibitors in the manufacture of hydraulic cement composed of a water-soluble polyol, particularly a glycol, and a water-soluble salt of an aliphatic acid having no more than ...
The invention relates to an aqueous polymer composition which is used in the form of a cement grinding aid and makes it possible to effectively reduce the grinding time and to obtain cements exhibiting excellent characteristics. A ...
Use of biomass-derived polyols such as diols, ls, or mixtures thereof, optionally with a conventional grinding aid, cement quality improver, and/or hexavalent chromium reducer, are believed to provide less risk of sludging when ...
Hydraulic cements such as Portland cement are interground with diesters of a polyol (e.g. alkylene glycol) with a monobasic carboxylic acid (e.g. acetic acid) to enhance the efficiency of the grinding operation.
1989/05/09· Cement clinkers are ground in an aqueous environment using as a grinding aid, a composition comprising: TBL ... 2. The improved method of claim 1 wherein the water-soluble glycol is diethylene glycol. 3.
The invention relates to an aqueous polymer composition which is used in the form of a cement grinding aid and makes it possible to effectively reduce the grinding time and to obtain cements exhibiting excellent characteristics. A ...
Cement clinkers are ground in an aqueous environment using as a grinding aid, a composition comprising: ... INTRODUCTION The invention involves a method of enhancing grinding efficiency of cement clinker and reducing the pack ...
A grinding aid composition suitable for grinding clinker into hydraulic cement powder, an improved grinding process and an improved cement product are disclosed. The grinding aid composition is composed of a mixture of at least one ...
Patent US4828624 - Cement grinding aid compositions - Google ... May 9, 1989 ... Patent Citations (4), Non-Patent Citations (21), Referenced by (7), ... Cement grinding aids have been used for many years, and it is estimated...
An aqueous polymer composition is disclosed which is used in the form of a cement grinding aid and makes it possible to effectively reduce the grinding time and to obtain cements exhibiting excellent characteristics. A cement ...
2013/07/18· Compositions and methods for increasing grinding efficiency of cement, cement clinker, raw materials for cement, and other inorganic particles. Use of biomass-derived polyols such as diols, ls, or mixtures thereof ...
Patent WO2014003972A1 - Cement grinding aid, 3 Jan 2014, Try the new Google Patents, with machine-classified Google Scholar, Cement grinding aid composition WO 2014003972 A1 Abstract, two of the most extensively ...
toe-9e United States Patent 3,459,570 AMIDE GRINDING AID Frank G. Serafin, Peabody, Mass., assignor to W. R. Grace 8: Co., Cambridge, Mass, a corporation of Connecticut No Drawing. Filed Aug. 23, 1965, Ser. No. 481,893 ...