Introduction to Chemical High Purity Hydroxypropyl Methyl Cellulose HPMC

Hydroxypropyl Methylcellulose (HPMC), whose Chinese name is hydroxypropyl methylcellulose, is a semi-synthetic, non-ionic cellulose ether obtained by chemically modifying natural cellulose. This white powder can form a transparent viscous solution after dissolving in water. It has excellent thickening, water retention, stability and film-forming properties. It is an indispensable multifunctional additive in many fields such as construction.

Characteristics and advantages of Chemical High Purity Hydroxypropyl Methyl Cellulose HPMC

Excellent water solubility: It can be quickly dissolved in cold water to form a clear and stable solution.

Efficient thickening and water retention ability: Increase the viscosity of the material, effectively reduce water evaporation, and improve work efficiency.

Good stability: It has good stability to acids, alkalis, and salts, and is suitable for a wide range of pH values.

Film-forming and protective effects: After drying, it forms a tough and transparent film to protect the substrate and prevent water penetration and evaporation.

Non-toxic and non-irritating: It has good biocompatibility and is suitable for the fields of medicine and food.

Adjustability: By changing the degree of substitution and molecular weight, its performance can be adjusted to meet different application requirements.

Specifications of Chemical High Purity Hydroxypropyl Methyl Cellulose HPMC

Chemical High Purity Hydroxypropyl Methyl Cellulose (HPMC)

Item Overview

This product is a high purity quality of hydroxypropyl methyl cellulose (HPMC). It looks like a white or beige free-flowing powder. The product liquifies easily in cool water to develop a clear, thick remedy. It does not liquify in hot water, alcohol, or a lot of organic solvents.

Secret Specifications

Appearance: White to beige granular or powdered strong
Thickness (2% service at 20 ° C): 50– 100,000 mPa · s (adjustable based on grade).
pH (2% remedy): 5.0– 8.0.
Dampness material: ≤ 5.0%.
Ash material: ≤ 1.5%.
Hydroxypropyl web content: 4– 30%.
Methoxyl content: 19– 30%.
Gel temperature level: 50– 90 ° C (differs by grade).
Fragment size: Goes through 80-mesh screen (≥ 95%).

Purity & Compliance

This HPMC satisfies rigorous top quality criteria for chemical and commercial use. It contains no added chemicals or fillers. The product complies with relevant international pharmacopeial standards where applicable, including USP/NF and EP, depending upon the intended application. Hefty steels are maintained below 10 ppm. Residual solvents and microbial restrictions are tightly regulated during production.

Storage & Handling

Store in a trendy, completely dry area away from direct sunlight and dampness. Maintain containers snugly closed when not being used. Use common industrial hygiene methods when handling. Prevent developing dust. Put on gloves and eye protection as a precaution. The service life is usually 24 months when saved appropriately in original closed product packaging.

Applications of Chemical High Purity Hydroxypropyl Methyl Cellulose HPMC

Applications of High Purity Hydroxypropyl Methyl Cellulose (HPMC)

Building and Building and construction

High purity HPMC plays a crucial duty in dry-mix mortar items. It boosts workability, water retention, and bond. Tile adhesives, self-leveling substances, and exterior insulation systems all count on HPMC to perform well. The additive aids stop fractures and makes certain also establishing.

Drugs

In medicine, HPMC functions as a binder, layer representative, and controlled-release matrix. It is secure for human usage and liquifies slowly in the digestion tract. This makes it perfect for tablet computers that should release energetic ingredients over time. Its high purity meets strict regulatory standards for medications and pills.

Food Market

Food-grade HPMC acts as a thickener, stabilizer, and emulsifier. It offers sauces, dressings, and dairy products options a smooth structure. Because it resists heat and acid, it stays reliable throughout cooking and storage space. It likewise aids preserve uniformity in gluten-free baked goods.

Personal Care and Cosmetics

Many creams, hair shampoos, and lotions contain HPMC to boost feel and stability. It develops a light, non-greasy film on the skin or hair. The active ingredient additionally keeps water and oil blended together, so products do not separate in the container.

Paints and Coatings

HPMC improves performance in water-based paints. It manages thickness, quits pigment settling, and boosts brush flow. Paints completely dry equally and stick better to walls many thanks to this additive. It likewise minimizes splatter throughout application.

Agriculture

In plant defense, HPMC works as a sticker and spreader in chemical and herbicide sprays. It helps energetic ingredients remain on fallen leaves much longer and spread out more evenly. This results in much better insurance coverage and much less chemical waste.

Company Profile

We are the global leader in lightweight concrete and advanced engineered foam solutions. Known globally for its commitment to research, innovation, and applied expertise, we have been providing engineered foam solutions since the early 2012’s.

We can supply high-quality concrete admixture and foam concrete related products all over the world.

The company has a professional technical department and quality supervision department, a well-equipped laboratory, and equipped with advanced testing equipment and after-sales customer service center.

If you are interested, please feel free and contact us.

Payment

T/T, Western Union, Paypal, Credit Card etc.

Shipment

By air, by sea, by express, as customers request.

5 FAQs of Chemical High Purity Hydroxypropyl Methyl Cellulose HPMC

Frequently Asked Questions About High Purity Hydroxypropyl Methyl Cellulose (HPMC)

What is high purity HPMC used for?

High purity HPMC is mainly used in pharmaceuticals, food, and cosmetics. It works as a thickener, binder, or film-forming agent. In pills and tablets, it helps hold ingredients together. In food, it improves texture without changing taste. In skincare products, it gives a smooth feel and helps other ingredients stay mixed.

Why choose high purity over regular HPMC?

High purity HPMC has fewer impurities. This makes it safer for use in medicines and food. It also performs more consistently in sensitive applications. Regular HPMC may contain traces of unwanted substances that affect stability or safety. High purity grades meet strict quality standards like USP or FCC.

Is HPMC safe for human use?

Yes. HPMC is non-toxic and approved by major health authorities worldwide. It passes through the body without being absorbed. That’s why it’s common in capsules, eye drops, and even some foods. Always check that your HPMC meets the required grade for your specific use.

How should HPMC be stored?

Store HPMC in a cool, dry place away from moisture. Keep it sealed in its original container. Humidity can cause clumping or reduce effectiveness. Avoid direct sunlight and extreme temperatures. Proper storage helps maintain performance and shelf life.

Can HPMC dissolve in cold water?

Yes, but it needs the right method. If added directly to cold water, it may form lumps. The best way is to mix it with hot water first (above 70°C), then cool the solution. This prevents clumping and ensures full dissolution. Some grades are specially treated for easier cold-water mixing—check the product specs.