药用辅料

在符合cGMP标准的设施中生产的高纯度辅料。适用于固体口服制剂、注射剂和外用制剂。可根据要求提供低内毒素系列产品。每批发货均附带

Hydroxypropyl Cellulose

Hydroxypropyl Cellulose (HPC) is a semi-synthetic polymer derived from natural cellulose via chemical modification. Through a reaction with propylene oxide, hydroxypropyl groups are introduced into the cellulose structure, giving HPC unique solubility and functional properties. It typically appears as a white or off-white powder, with excellent stability and compatibility across various formulations.


Description

Functions

HPC offers diverse functional benefits, making it a versatile ingredient in multiple industries:

  • Thickening Agent: Increases viscosity in liquids, enhancing texture and stability in formulations like creams, lotions, and sauces.

  • Binder & Film-Former: Creates strong bonds in solid formulations (e.g., tablets) and forms flexible, transparent films for coatings, protecting active ingredients and controlling release.

  • Solubility Enhancer: Dissolves in both water and polar organic solvents, improving the dispersion of insoluble components in mixtures.

  • Thermoplastic Aid: Softens when heated and hardens on cooling, enabling easy shaping in processes like extrusion and molding.

  • Stabilizer: Prevents phase separation in emulsions and suspensions, maintaining product uniformity over time.

Key Application Areas
  • Pharmaceuticals: Used as a binder in tablets, a film-coating agent for controlled drug release, and a thickener in liquid medications. Its solubility in organic solvents makes it ideal for sustained-release formulations.

  • Cosmetics & Personal Care: Found in skincare (creams, serums) for texture improvement, haircare (gels, mousses) for hold, and oral care products (toothpaste) for viscosity control.

  • Food Industry: Acts as a thickener and stabilizer in sauces, dressings, and baked goods. Its film-forming property also helps extend shelf life in edible coatings for fruits and snacks.

  • Industrial Formulations: Used in adhesives, paints, and textiles to adjust viscosity, improve adhesion, and enhance product performance.


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