Hydroxypropyl cellulose
Hydroxypropyl cellulose (HPC) is a derivative of cellulose that is water-soluble and has a variety of uses in the pharmaceutical industry, food industry, and cosmetics industry. It is a white or slightly yellowish, odorless and tasteless powder.
Chemical Structure[edit | edit source]
Hydroxypropyl cellulose is a polymer made up of glucose units that have been substituted with hydroxypropyl groups. The degree of substitution can vary, which affects the properties of the material.
Properties[edit | edit source]
Hydroxypropyl cellulose is water-soluble and forms a viscous solution in water. It has good film-forming properties, which makes it useful in coatings and as a binder. It is also non-toxic and biodegradable.
Uses[edit | edit source]
Pharmaceutical Industry[edit | edit source]
In the pharmaceutical industry, hydroxypropyl cellulose is used as a binder and coating agent in tablet formulation. It is also used as a controlled-release agent in certain medications.
Food Industry[edit | edit source]
In the food industry, hydroxypropyl cellulose is used as a thickener, emulsifier, and stabilizer. It is also used in the production of edible films and coatings.
Cosmetics Industry[edit | edit source]
In the cosmetics industry, hydroxypropyl cellulose is used as a thickener and emulsifier in products such as lotions, creams, and shampoos.
Safety[edit | edit source]
Hydroxypropyl cellulose is generally considered safe for use in food and pharmaceuticals. However, like all substances, it can cause allergic reactions in some individuals.
See Also[edit | edit source]
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