CN101898878B - Cement grinding aid - Google Patents
The object of the invention can reach through following measure: A kind of cement grinding aid, this grinding aid comprises the component of following mass content: Calcium formate solution 25～45%. Compound glycerin distillation residue solution 20～30%. Trolamine 2～10%. Glycol 2～8%.
US6005057A - Cement grinding aid - Google Patents
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 more efficient and improves the performance of cementitous compositions in which the cement thus ground is used.
US5429675A - Grinding aid composition and cement product ...
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 alkylene ether glycol and particulate carbon.
Cement grinding aid composition - Google Patents
A grinding aid composition for improving the efficiency of cement grinding. The grinding aid composition comprises: an alkanolamine compound that is a primary alkanolamine compound, a secondary alkanolamine compound, or a mixture thereof; and a glycol.
CN106746845A - A kind of production technology of cement ...
A kind of production technology of cement grinding aid. Embodiment 1. Step 1：Reactor forevacuum, negative pressure suction 500Kg diethanol amine and 105Kg water, open the circulation pump, follows materialRing；. Step 2：It is passed through nitrogen displacement …
GCP Applied Technologies receives European patent for ...
Oct 19, 2018 · GCP Applied Technologies receives European patent for cement grinding aid product. Europe: US-based company GCP Applied Technologies has received a European patent for increasing the efficiency of ...
US Patent for Grinding aids for hydraulic cement Patent ...
Grinding aids for hydraulic cement Dec 2, 1985 - W. R. Grace & Co. Hydraulic cements such as Portland cement are interground with diesters formed by reacting a polyol (e.g. alkylene glycol) with a monobasic carboxylic acid (e.g. acetic acid) to enhance the efficiency of the grinding operation.
CEMENT GRINDING AID COMPOSITION - Free Patents Online
Nov 26, 2015 · 1. A grinding aid composition for cement clinker grinding, comprising: an alkanolamine compound that is a primary alkanolamine compound, a secondary alkanolamine compound, or a mixture thereof; and a glycol. 2. The grinding aid composition of claim 1 wherein the primary alkanolamine compound comprises one C 2-C 8 hydroxyalkyl group. 3.
Additives - Cement industry news from Global Cement
Jan 08, 2019 · Tavero VM is a grinding aid additive intended to help stabilise vertical roller mills during production by reducing water injection requirements and cement pre-hydration. It also improves cement performance by delivering higher strengths and shorter setting time.
Polyol-type Compounds as Clinker Grinding Aids: Influence ...
Polyol-type Compounds as Clinker Grinding Aids: Influence on Powder Fluidity and on Cement Hydration S. Morasse 1 , C. Jolicoeur 2 , J. Sharman 2 , A. Tagnit - Hamou 2 , F. Slim 3 ,
Grinding Aids for Cement - LinkedIn SlideShare
May 11, 2015 · Grinding Aids For Cement Prepared by: Shyam R. Anandjiwala (Construction Management) INDIAN INSTITUTE OF TECHNOLOGY DELHI 2. ... (1967):” MINERAL GRINDING AIDS AND PROCESS OF GRINDING”UNITED STATES PATENT 33125305 [8] D.W.Fuestenau(1995):”GRINDING AIDS” Kona Powder and Particle Journal [9] Joseph J. Assaad, …
Cement grinding aid - MBT Holding AG - Free Patents Online
Dec 21, 1999 · 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 more efficient and improves the performance of cementitous compositions in which the cement thus ground is used.
Grinding aid composition and cement ... - Free Patents Online
Jul 04, 1995 · A grinding aid composition for cement clinker grinding comprising a mixture of at least one alkylene glycol represented by the formula: HO(AO) n H wherein A represents a C 2 -C 3 alkylene and n is an integer from 1 to 5 and particulate carbon in a …
Cement Grinding Aids - Sika
The cement grinding process is the final chance to adjust the cement quality to meet the demands set by relevant standards and cement customers. It combines influences from different areas like the mechanical grinding process, the stone and physical raw material properties and the cement formulation itself.
Grinding Aid for Cement - Clinker and Cement - Clinker and ...
Grinding Aid for Cement - Clinker and Cement Details Parent Category: ROOT Category: ... 11-05-2015 Indian Institute of Technology,Delhi United states patent: 4,990,190 28 Fig 7. . % increase in bline ... Performance Evaluation of Vertical Roller Mill in Cement Grinding - Clinker and Cement
Metering Pumps Control Grinding Aid in Cement Industry ...
This reduces grinding energy and results in increasing product throughput. These grinding aids are added to the cement prior to the final grinding circuit. For controlling the grinding aid to the circuit, the customer was using individual diaphragm pumps and was not satisfied due to inconsistent dosage control and pump unreliability.
formulation of cement grinding aid - mwledsolutions.nl
Cement Grinding Aids - penta-chem. The cement grinding aids is additional material in liquid or solid form, admixed in small amount during the cement clinker grinding process which can significantly improve the grinding efficiency and reduce energy consumption, without compromising the performance of the cement The cement grinding is an energy intensive process The addition of .