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Purdue University

JTRP Technical Reports

1993

Concrete

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Chemical Admixtures Of Highway Concrete: Fundamental Research And A Guide To Usage, Part Ii - Quantitative Analysis Of Interactions Between Portland Cements And Superplasticizers, Sidney Diamond, Keisuke Matsukawa Jan 1993

Chemical Admixtures Of Highway Concrete: Fundamental Research And A Guide To Usage, Part Ii - Quantitative Analysis Of Interactions Between Portland Cements And Superplasticizers, Sidney Diamond, Keisuke Matsukawa

JTRP Technical Reports

This report is made up to two distinct elements. Part II consists of a detailed record of laboratory research carried out to develop a pattern for physicochemical investigation of admixture effects. The procedures developed were then applied to the study of the detailed chemical interactions undergone by several different kinds of superplasticizer admixtures studied with a range of cements displaying various characteristics. Specific conclusions were drawn concerning the effects on superplasticizer effectiveness of certain cement characteristics, especially nature of the gypsum component and of cement alkali content.


Chemical Admixtures Of Highway Concrete: Fundamental Research And A Guide To Usage, Part I - Background, History And Future Applications., Sidney Diamond, Keisuke Matsukawa Jan 1993

Chemical Admixtures Of Highway Concrete: Fundamental Research And A Guide To Usage, Part I - Background, History And Future Applications., Sidney Diamond, Keisuke Matsukawa

JTRP Technical Reports

This report is made to two distinct elements. Part I is a guide to the current status and potential use of chemical admixtures for concrete, designed for the information and guidance of State DOT engineers. A historical prospective is given on chemical admixtures in concrete, and information is provided on the nature and practices of the concrete admixture industry. Selectrion of and specifications for admixtures by State DOTs is reviewed, and a guide to the usage of specific classes of admixtures currently and potentially available is proveded. Part II is contained in a separate file. Its subtitle is, Quantitative Analysis …