What is Glycerin CAS 56-81-5?
Glycerin is a chemical compound also commonly called glycerolor glycerine. It is a colorless, odorless, viscous liquid that is widely used in pharmaceutical, industrial,food. Glycerin is a sugar alcohol, and is sweet-tasting and of low toxicity. Glycerol has three hydrophilic alcoholic hydroxyl groups that are responsible for its solubility in water and its hygroscopic nature. Its surface tension is 64.00mN/m at 20°C, and it has a temperature coefficient of -0.0598mN/(mK). The glycerol substructure is a central component of many lipids.
What is the use of liquid glycerin
Industrial use
1. It is used for manufacturing nitroglycerin, alkyd resin and epoxy resin.
2. In medicine, pure glycerin is used to prepare various preparations, solvents, moisture absorbents, antifreeze and sweeteners, and to prepare ointment or suppository for external use.
3. It can be used to produce various alkyd resins, polyester resins, glycidyl ethers and epoxy resins in the coating industry.
4. Organic glycerine is used in the textile, printing and dyeing industries to produce lubricants, moisture absorbents, fabric anti shrinking agents, diffusers and penetrants.
5. Liquid glycerol is used as a moisture absorbent and solvent for sweeteners and tobacco agents in the food industry.
6. It is widely used in papermaking, cosmetics, tanning, photography, printing, metal processing, electrical materials, rubber and other industries.
7. It is also used as automobile and aircraft fuel and antifreeze in oil fields.
8. Glycerin can be used as plasticizer in new ceramic industry.
Among edible glycerin, the most high-quality biological refined glycerin, which contains glycerol, esters, glucose and other reducing sugars, belongs to polyol glycerin. In addition to its moisturizing and moisturizing functions, it also has special effects such as high activity, anti-oxidation and alcoholization.
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