Difference between revisions of "Lignin sulfonate"
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== Description == | == Description == | ||
| − | A sulfonate salt of lignin that is produced as a waste product from chemical processes for making paper pulp. Lignin sulfonate is a brown powder that forms a colloidal solution in water. Lignin sulfonate is used as a dispersant for concrete and for carbon black additions to rubber. It is also used as a tanning agent for leather. | + | A sulfonate salt of [[lignin]] that is produced as a waste product from chemical processes for making paper pulp. Lignin sulfonate is a brown powder that forms a colloidal solution in water. Lignin sulfonate is used as a dispersant for [[concrete]] and for [[carbon black]] additions to rubber. It is also used as a tanning agent for [[leather]]. |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
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lignosulfonate | lignosulfonate | ||
| − | == | + | == Physical and Chemical Properties == |
| − | Forms a colloidal solution in water. Insoluble in most organic solvents | + | * Forms a colloidal solution in water. |
| + | * Insoluble in most organic solvents | ||
| − | == | + | ==Resources and Citations== |
* G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971 Comment: p. 451; says formed in 'sulfate' process | * G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971 Comment: p. 451; says formed in 'sulfate' process | ||
Latest revision as of 13:38, 7 October 2022
Description
A sulfonate salt of Lignin that is produced as a waste product from chemical processes for making paper pulp. Lignin sulfonate is a brown powder that forms a colloidal solution in water. Lignin sulfonate is used as a dispersant for Concrete and for Carbon black additions to rubber. It is also used as a tanning agent for Leather.
Synonyms and Related Terms
lignosulfonate
Physical and Chemical Properties
- Forms a colloidal solution in water.
- Insoluble in most organic solvents
Resources and Citations
- G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 451; says formed in 'sulfate' process
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993 Comment: says formed in 'sulfite' process
- The Dictionary of Paper, American Paper Institute, New York, Fourth Edition, 1980
- Random House, Webster's Encyclopedic Unabridged Dictionary of the English Language, Grammercy Book, New York, 1997 Comment: says formed in 'sulfate' process