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Pharmaceutical Excipients

Pharmaceutical Excipients

As a widely used inorganic material, silicon dioxide is also a very useful pharmaceutical excipient in the pharmaceutical field. The excipient silica structure formula mSiO2·nH2O is a white powder with good fluidity, high purity and no pollution. It has the characteristics of small particle size, large specific surface area and many pores. At the same time, the silicon hydroxyl group distributed on the surface makes it have good adsorption performance. The addition of pharmaceutical excipients silica can effectively improve the quality and performance of pharmaceutical preparations, especially tablets, and greatly improve the market competitiveness of drugs.

Typical advantages
  • Has passed the preliminary verification and obtained the CDE supplement number

  • GMP production from kilograms to tons 

  • Independence of raw materials

  • ISO three system certification

  • DCS intelligent control system

Main application

For BPC

  • Antistatic agent: silica gel can absorb moisture in the air to form an electrophilic film or reduce surface resistance by proton transfer

  • Improve API chemical stability

  • Grinding aid: to promote the pulverization and refinement of the raw material, to provide high porosity structure for the rapid penetration of water

For pharmaceutic preparation

  • Lubricant: prevent pellet adhesion, speed up water dissolution rate, good dispersion uniformity, quality control

  • Flow aid: reduce the adhesive impact during pharmaceutical tablet pressing, reduce the friction between particles and particles, tablets and die hole wall, in order to smoothly feed out the tablet

  • Sustained-release agents: improve the bioavailability of traditional drugs

  • Shaping agent: helps to shape the preparation

  • Odor masking agent: The unique multi-microporous structure of Bunke silica can effectively lock odor molecules

  • Disintegrator: Used to precisely control the disintegration time of the drug

  • Targeted preparation: Multi-porous silica can support a large number of insoluble drugs and give mechanical stability to the lipid layer

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