Hydroxypropyl Cellulose (HPC)

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[ CAS No. ] 9004-64-2
[ Appearance ] White Powder
[ Purity ] ≥99%

[ Function ]
1. Binders and Disintegrants:
In solid dosage forms such as tablets and capsules, HPC serves to bind drug particles while simultaneously controlling the rate of disintegration, thereby ensuring the stable release of the medication within the body.
2. Sustained-Release Formulations:
By adjusting the viscosity grade of HPC, the duration of drug release can be controlled, thereby enhancing therapeutic efficacy.
3. Coating Materials:
Used as a film-coating agent for tablets or microparticles, it provides protection against moisture and light, masks unpleasant odors, and improves the oral administration experience.
4. Gel and Ointment Bases:
HPC's thickening and film-forming properties make it suitable for use in formulations such as ophthalmic gels and transdermal patches, extending the duration of the drug's local action.

[ Application ]
1. Pharmaceuticals: 
Acts as a binder in tablets, a coating material, and a controlled-release agent for oral medications.
2. Cosmetics & Personal Care: 
It is used as a dispersant and film-forming agent in cosmetics, commonly found in creams, shampoos, and lotions.
3. Food & Industry: 
Used in beverages, pastries, and jams to improve texture and extend shelf life.

About Hydroxypropyl Cellulose (HPC)
Hydroxypropyl Cellulose (HPC) is a non-ionic cellulose derivative obtained through the chemical modification of natural cellulose. Possessing excellent water solubility, thickening properties, stability, and film-forming capabilities, it finds extensive application across numerous sectors, including the pharmaceutical, food, cosmetic, and industrial fields.
The applications of Hydroxypropyl Cellulose in the pharmaceutical sector are particularly widespread. Due to its favorable water solubility and biocompatibility, it is frequently utilized as a pharmaceutical excipient—for instance, serving as a matrix or coating material in the formulation of sustained-release medications. Furthermore, it acts as a thickening and stabilizing agent in ophthalmic preparations, thereby enhancing both the therapeutic efficacy and stability of the medication.
In the food industry, Hydroxypropyl Cellulose is commonly employed as a food additive; primarily functioning as a thickening, stabilizing, and suspending agent, it serves to improve the mouthfeel and texture of food products. Within the cosmetics sector, it acts as a thickener and emulsion stabilizer, facilitating easier application of cosmetic products and ensuring longer-lasting effects.
In industrial manufacturing, Hydroxypropyl Cellulose is frequently utilized as a thickening and stabilizing agent. Thanks to its superior thickening performance, it effectively enhances the texture and stability of manufactured products. Moreover, Hydroxypropyl Cellulose exhibits excellent resistance to both salts and acids, rendering it an exceptionally effective ingredient across a diverse range of chemical products.