cement composition additive containing polycarboxylic acid

cement composition additive containing polycarboxylic acid

  • cement composition additive containing polycarboxylic acid copolymer, zinc oxide particles and gluconate - lg chem, ltd.

    CEMENT COMPOSITION ADDITIVE CONTAINING POLYCARBOXYLIC ACID COPOLYMER, ZINC OXIDE PARTICLES AND GLUCONATE - LG CHEM, LTD.

    17/8/2017 · Disclosed are a cement composition additive with improved compressive strength and workability, including a polycarboxylic acid copolymer and/or a salt thereof, zinc oxide particles, and a predetermin Test Example 1 Mortar Flowability Test 665 g

  • wo2014035221a1 - cement composition additive comprising cross-linked polycarboxylic acid-based copolymer, and cement composition comprising same

    WO2014035221A1 - Cement composition additive comprising cross-linked polycarboxylic acid-based copolymer, and cement composition comprising same

    The cement composition additive comprising the cross-linked polycarboxylic acid-based copolymer according to the present invention may regulate a cross-linking structure so as to improve the initial water-reducing ability and retentivity of the

  • cement additive and cement composition - cement lime gypsum

    Cement additive and cement composition - Cement Lime Gypsum

    (4) A cement composition containing cement and one of the cement additives indicated in (1) to (3). (5) The cement composition indicated in (4), wherein the cement additive content is 0.005-1 part with respect to 100 parts of cement. (6) The cem

  • cement additive and cement composition - cement lime gypsum

    Cement additive and cement composition - Cement Lime Gypsum

    (22) 22.02.2017 (43) 08.02.2018 (57) The purpose of the invention is to provide a cement additive and a cement composition which have excellent solution stability, achieve a good fluidity holding effect and an autogenous shrinkage reducing

  • polycarboxylate cement - an overview | sciencedirect topics

    Polycarboxylate Cement - an overview | ScienceDirect Topics

    Over the past decades, various efforts have been made to improve the cement properties, including improvement in glass composition, as well as using polymeric acid as the cement liquid. It was reported that polymeric acid with polymerizable

  • polycarboxylic copolymer, cement dispersion agent, cement admixture, and cement composition - nippon shokubai co., ltd.

    POLYCARBOXYLIC COPOLYMER, CEMENT DISPERSION AGENT, CEMENT ADMIXTURE, AND CEMENT COMPOSITION - NIPPON SHOKUBAI CO., LTD.

    4/6/2015 · 1. A polycarboxylic acid copolymer comprising: a structural unit (I) derived from an unsaturated polyalkylene glycol monomer (a) represented by the following formula (1): wherein R 1 and R 2 may be the same as or different from each other and

  • us patent for polycarboxylic acid copolymer, production method and use thereof patent (patent # 6,864,337 issued march 8, 2005) - justia patents

    US Patent for Polycarboxylic acid copolymer, production method and use thereof Patent (Patent # 6,864,337 issued March 8, 2005) - Justia Patents

    TECHNICAL FIELD The present invention relates to a polycarboxylic acid copolymer, a method of producing polycarboxylic acid copolymers, a cement additive and a cement composition. More particularly, it relates to a polycarboxylic acid copolymer

  • polycarboxylic acid defoamer- zilibon chemical manufacturer

    Polycarboxylic Acid Defoamer- Zilibon Chemical Manufacturer

    This defoamer is designed specially for polycarboxylic acid, the main composition is modified polyether substance. It’s suitable to be used in environment friendly concrete admixture. With the advantages of stable product property, no

  • abnormal gelation phenomenon of class g oil well cement incorporating polycarboxylic additives and its countermeasures - sciencedirect

    Abnormal gelation phenomenon of Class G oil well cement incorporating polycarboxylic additives and its countermeasures - ScienceDirect

    15/9/2017 · Polycarboxylic cement additive is one of the most common and important additives that has attracted great interest of researchers in petroleum industry due to their excellent performances , . Since the cement slurry contained polycarboxylic addi

  • cement composition - an overview | sciencedirect topics

    Cement Composition - an overview | ScienceDirect Topics

    Foam cement is a special class of light-weight cement. The gas content of foamed cement can be up to 75% by volume. When cement compositions should be foamed, a foaming additive must be included in the cement composition [92]. The cement can be

  • us patent for cement admixture, and cement composition and concrete containing the cement admixture patent (patent # 8,105,433 issued january 31

    US Patent for Cement admixture, and cement composition and concrete containing the cement admixture Patent (Patent # 8,105,433 issued January 31

    The present invention relates to a cement admixture, and to a cement composition and concrete containing the cement admixture. BACKGROUND ART Concrete used for building of structures comprises cement, water, aggregates and the like, and is of

  • copolymer of acrylic or methacrylic acid with esters thereof, functional additive for cement mixtures and method of obtaining aqueous solutions

    Copolymer of acrylic or methacrylic acid with esters thereof, functional additive for cement mixtures and method of obtaining aqueous solutions

    2. Functional additive for cement mixes containing copolymer of acrylic or methacrylic acid and their esters and water, characterized in that as a copolymer of acrylic or methacrylic acid and their esters additive comprises a copolymer according

  • cement types, composition, uses and advantages of nanocement, environmental impact on cement production, and possible solutions

    Cement Types, Composition, Uses and Advantages of Nanocement, Environmental Impact on Cement Production, and Possible Solutions

    There are several different types of cements of which Portland cement, Siliceous (ASTM C618 Class F) Fly Ash, Calcareous (ASTM C618 Class C) Fly Ash, slag cement, and silica fume are the major types [9, 10].They differ from their chemical compos

  • composite cement - an overview | sciencedirect topics

    Composite Cement - an overview | ScienceDirect Topics

    Additive function Masonry cement Lime Boric acid Adjusts pH Portland sodium silicate cement Sodium silicate Organic liquids Accelerates set, reduces porosity Portland pozzolanic cement Reactive silica Sulphate Reacts with Ca(OH) 2, reduces

  • cement chemistry and additives

    Cement Chemistry and Additives

    Additives The raw ingredients of portland cement are ime, si ica, alumina and iron oxide.2 Lime is obtained from ca careous rock deposits and industrial alkali waste prod- ucts. Alumina, si 'ca and iron oxide are derived from clays and