PHYSICAL PROPERTIES OF AGGREGATES STABILIZED WITH PAPERMILL WASTES
THIS INVESTIGATION COVERS THE DETERMINATION OF PHYSICAL PROPERTIES OF ROAD AGGREGATES STABILIZED WITH LIGNOSULFONIC ACIDS AND LIGNOSULFONIC ACID POLYMERS,INCLUDING THE EFFECTS OF HEAT TREATMENT AND THE INCORPORATION OF HYDRATED LIME. IN ADDITION, A LIMITED AMOUNT OF INFORMATION ON AGGREGATE STABILIZATION BY SPENT SULFITE LIQUOR IS PRESENTED FOR COMPARISON. THE PURPOSE OF THIS STUDY WAS TO INVESTIGATE THE POSSIBILITIES OF BETTER UTILIZED OF SULFITE LIQUOR WASTES FROM PAPERMILLS IN STABILIZING ROAD AGGREGATES. BECAUSE SULFITE LIQUOR IS WATER SOLUBLE, ATTEMPTS HAVE BEEN MADE TO PRODUCE MATERIALS OF HIGHER MOLECULAR WEIGHT FROM THIS LIQUOR, THEREBY DECREASING SOLUBILITY. AS A RESULT, LIGNOSULFONIC ACIDS AND THEIR POLYMERS HAVE BEEN EXPERIMENTALLY DEVELOPED. THE PHYSICAL PROPERTIES INVESTIGATED COMPRISED COMPRESSIVE STRENGTH, DENSITY, INSOLUBILITY, AND IMMERSION MOISTURE CONTENT. INSOLUBILITY WAS DETERMINED BY THE OPTICAL DENSITY AND THE FOLIN-DENIS METHODS. THE LIGNOSULFONIC ACID POLYMERS INVESTIGATED WERE LESS SOLUBLE IN WATER THAN THE LIGNOSULFONIC ACIDS. WITH RESPECT TO THE COMPRESSIVE STRENGTH, RELATIVELY GOOD RESULTS WERE OBTAINED WITH' /A/ THE HEAT-TREATED MIXTURE CONTAINING 1 PERCENT LIGNOSULFONIC ACID POLYMERS WITHOUT ANY HYDRATED LIME, AND /B/ THE NON-HEAT-TREATED MIXTURE CONTAINING 1 PERCENT LIGNOSULFONIC ACIDS WITH 3 PERCENT HYDRATED LIME. FOR THE AGGREGATES INVESTIGATED, MIXTURES CONTAINING 3 PERCENT HYDRATED LIME WITHOUT OTHER ADDITIVES, HEAT-TREATED OR NON-HEAT-TREATED, SHOWED RELATIVELY HIGH VALUES OF COMPRESSIVE STRENGTH AND PRACTICALLY NO SOLUBILITY. /AUTHOR/
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Supplemental Notes:
- Distribution, posting, or copying of this PDF is strictly prohibited without written permission of the Transportation Research Board of the National Academy of Sciences. Unless otherwise indicated, all materials in this PDF are copyrighted by the National Academy of Sciences. Copyright © National Academy of Sciences. All rights reserved.
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Authors:
- Hong, Hyoungkey
- Rader, Lloyd F
- Publication Date: 1964
Media Info
- Media Type: Digital/other
- Features: Figures; References; Tables;
- Pagination: pp 71-83
- Monograph Title: Mechanical and physico-chemical properties of soils
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Serial:
- Highway Research Record
- Issue Number: 52
- Publisher: Highway Research Board
Subject/Index Terms
- TRT Terms: Aggregates; Alternatives analysis; Calcium hydroxide; Compressive strength; Density; Highways; Lignosulfonate; Metal heating; Mills; Moisture content; Optical density; Paper industry; Polymers; Soil stabilization; Solubility; Utilization; Wastes
- Uncontrolled Terms: Heat treatment; Immersion; Stabilization
- Old TRIS Terms: Aggregate characteristics; Determination; Folin-denis methods; Insolubility; Lignosulfonic acids; Paper mills; Spent sulfite liquor
- Subject Areas: Environment; Geotechnology; Highways; Research;
Filing Info
- Accession Number: 00217429
- Record Type: Publication
- Files: TRIS, TRB
- Created Date: Jul 29 1994 12:00AM