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- Once the appropriate polymer is chosen, it undergoes a sophisticated process called emulsion polymerization. In this phase, the polymer is combined with water and surfactants to form a stable emulsion. The mixture is then subjected to rigorous stirring and heating to initiate the polymerization reaction. This step is crucial as it determines the particle size and distribution of the polymer within the emulsion, factors that significantly impact the ease of redispersion and overall performance.
- In addition to its structural attributes, HPMC's non-toxic, non-irritant nature makes it suitable for a wide range of dosage forms, including tablets, capsules, ointments, and emulsions. Its ability to form films that are resistant to oil penetration yet permeable to water vapor is particularly advantageous in topical formulations.
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(1) Construction industry: As a water-retaining agent and retarder of cement mortar, it makes the mortar pumpable. Use plaster, gypsum, putty powder or other building materials as adhesives to improve the applicability and prolong the operation time. It can be used to paste ceramic tile, marble, plastic decoration, paste reinforcing agent, and reduce the amount of cement. The water-retaining property of HPMC prevents the slurry from cracking due to drying too fast after smearing and enhances the strength.
- Another option is to buy hydroxyethyl cellulose from a local chemical supply store or hardware store. These stores often carry a wide range of chemicals and may have the product you need in stock. However, the selection and quality may be more limited compared to online suppliers.


Why do we use HPMC capsules?
Application
HPMC products
Chemical properties


6. Is the viscosity of hydroxypropyl methyl cellulose (HPMC) much appropriate?
HPMC gels are commonly used in the pharmaceutical industry as matrices for controlled release drug delivery. Its ability to form a gel-like matrix helps sustain drug release over time, thereby prolonging therapeutic effects.
