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The process of granulation is a cornerstone of solid dosage form manufacturing, aimed at improving powder flow, compressibility, and ensuring content uniformity of the final tablet. Hypromellose (HPMC), a versatile cellulose ether, plays a crucial role as a binder in these processes. At NINGBO INNO PHARMCHEM CO.,LTD., we specialize in supplying pharmaceutical-grade HPMC, including various grades suitable for granulation, to manufacturers worldwide. As a direct supplier from China, we offer quality and reliability.
The Binding Mechanism of HPMC:
In wet granulation, HPMC acts by forming a cohesive bridge between powder particles. When dissolved in a granulation liquid (typically water or an alcohol-water mixture), the HPMC solution coats the particles. Upon drying, the HPMC forms a strong, yet flexible, film that holds the granules together. This binding action is attributed to the polymer's ability to form hydrogen bonds and its rheological properties.
The non-ionic nature of HPMC is a significant advantage in pharmaceutical formulations. Unlike some ionic binders, HPMC generally exhibits minimal interaction with active pharmaceutical ingredients (APIs), reducing the risk of chemical degradation or complex formation. This stability makes it a preferred binder for a wide array of drug molecules.
Selecting the Right HPMC Grade for Binding:
While low-viscosity grades like HPMC E5 are excellent for film coating, medium to higher viscosity grades are often preferred for binding applications. For instance, HPMC E15, HPMC E4M, HPMC K4M, and HPMC K100M are frequently used depending on the desired granule strength and processing parameters. Higher viscosity grades can impart better binding efficiency at lower concentrations.
Sourcing HPMC for Your Needs:
When you decide to buy HPMC for your granulation processes, partnering with a reputable manufacturer like NINGBO INNO PHARMCHEM CO.,LTD. is crucial. We ensure that our HPMC products meet the rigorous standards of the pharmaceutical industry, offering consistent viscosity, purity, and binding efficacy. Our commitment as a China-based supplier means you benefit from direct access to high-quality materials and efficient logistics.
We invite pharmaceutical manufacturers to leverage our expertise and our range of HPMC products. Contact us today for detailed specifications, competitive quotes for bulk orders, and to request samples that will help you optimize your tablet manufacturing process.
Manufacturing Facilities
Professional Export Experience
to Global Customers
1. 20 years of R&D, manufacturing and sales experience, serving customers in 60 countries and regions around the world;
2. Own R&D laboratory, pilot platform and large-scale production workshop, which can meet the audit requirements of global customers;
3. We can satisfy customers' perfect transition from small scale lab requirements (gram level) to commercialization requirements (hundred tons level).
A: We don't have Minimum Order Quantity, exact quantity should be provided before quotation for us to calculate the exact cost.
A: We don't provide free samples due to lots of request and expensive international courier's cost, we can deduct the sample charge after commercial order placed.
A: Our payment terms: Small or sample order: T/T IN ADVANCE. Commercial order: First order should be by T/T IN ADVANCE or L/C at sight, and following orders T/T 30~90days is acceptable subject to approval of credit application.
