Hydroxyethyl methyl cellulose HEMC

Hydroxyethyl Methyl Cellulose(HEMC):

Hydroxyethyl Methylcellulose (HEMC) is a versatile cellulose ether derived from natural cellulose. It appears as a white, odorless powder that forms a clear, viscous solution when dissolved in water. HEMC is widely used in various industries due to its excellent thickening, water retention, and film-forming properties. 

HEMC has applications in construction, pharmaceuticals, food, cosmetics, and other industries, making it an important ingredient in many formulations.

Main features of Hydroxyethyl Methyl Cellulose(HEMC)

Water Solubility:

HEMC dissolves in cold water, providing a wide range of viscosity solutions. This property makes it suitable for use in aqueous systems where solubility and dispersion are required.

Water Retention:

HEMC is an excellent water retention agent, which is particularly valuable in construction materials like mortar and plaster. It prevents premature water loss, ensuring proper hydration and curing of cementitious materials.

thickening properties:

This product has excellent thickening capabilities, helping to increase the viscosity and stability of liquid and semi-solid formulations.

Film Formation:

It forms strong, flexible, and clear films when dried. This property is advantageous in coatings, adhesives, and edible films, where film integrity and aesthetics are critical.

Bio-stability:

It is resistant to biological degradation, which helps in extending the shelf life of products formulated with HEMC.

Adhesion:

HEMC improves the adhesion of formulations to substrates, which is important in applications like tile adhesives, wall putties, and in enhancing the bond strength in construction materials.

Applications of Hydroxyethyl Methyl Cellulose(HEMC):

Construction Materials:

Used in cement-based products like tile adhesives, plasters, and grouts.

HEMC improves water retention, allowing for longer workability times and ensuring better hydration of cement, leading to stronger final products. It also enhances adhesion to substrates, reduces sagging, and improves the overall performance of the construction materials.

Mortar Hydroxyethyl cellulose
Hydroxyethyl Methyl Cellulose(HEMC)

Pharmaceutical and Cosmetic Products:

Used as a binder, film-former, and viscosity enhancer in pharmaceutical tablets and cosmetic formulations.

In pharmaceuticals, HEMC facilitates tablet compression and controlled drug release. In cosmetics, it improves the texture and stability of products such as creams, lotions, and gels, providing a smooth, luxurious feel.

Food Industry:

HEMC improves the mouthfeel and texture of food products like ice cream, sauces, and bakery items. It helps stabilize emulsions and suspensions, preventing phase separation and extending shelf life.

Hydroxyethyl Methyl Cellulose(HEMC)
Hydroxyethyl Methyl Cellulose(HEMC)

Paints and Coatings:

Incorporated into water-based paints and coatings.

HEMC acts as a thickener, providing a desirable consistency and facilitating easier application. It helps in stabilizing the paint formulation, improving its resistance to spattering during application, and enhancing the film properties of the dried coating, contributing to a smooth and durable finish.

Ceramics:

Used in ceramic extrusion and casting processes.

HEMC improves plasticity and workability of ceramic slips and doughs, enhancing moldability and reducing cracks and defects in the final products.

Ceramic Thermal Storage Materials Hydroxyethyl Methyl Cellulose(HEMC)

Recommended Products

Application Item No. Viscostiry Brookfied
Self-leveling WH-E40K 280-380
Gypsum WH-E50K 5000-25000
Putty powder WH-E100K 30000-55000
Mortar WH-E150K 55000-65000
Ceramic Tile Chemical WH-E200K 60000-70000
GUNITE WH-E150KS 50000-60000
Daily Use Chemical WH-E200KS 35000-60000
Container Load 25KG/Bag 12T/20' 24t/40'
Hydroxyethyl Methyl Cellulose(HEMC)

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Each batch of cellulose produced by us will be tested to see if the indicators meet the national standards.

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It can be adjusted to produce a product that fits your national standards.

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Frequently Asked Questions

We’ve compiled the most frequently asked questions about HEMC for your convenience, but if you have any additional questions, please feel free to contact us.

What is HEMC?

Hydroxyethyl Methyl Cellulose (HEMC) is a water-soluble polymer derived from cellulose, a natural polymer. It is chemically modified to include both methyl and hydroxyethyl groups, which give it unique properties such as solubility in water, thickening, emulsification, film formation, and water retention.

What are the main applications of HEMC?

HEMC is widely used in various industries due to its versatile properties. In construction, it is used as a water-retaining agent and rheology modifier in mortar, cement, and plaster. In the pharmaceutical industry, it serves as an excipient and controlled-release agent. HEMC is also used in personal care products, cosmetics, and the food industry as a thickener, stabilizer, and emulsifier.

How does HEMC differ from other cellulose ethers like HPMC?

HEMC and Hydroxypropyl Methyl Cellulose (HPMC) are both cellulose ethers, but they differ in their chemical composition and properties. HEMC typically offers better water retention compared to HPMC and can provide a smoother consistency in applications. The choice between HEMC and HPMC depends on the specific requirements of the application.

Is HEMC safe to use?

Yes, HEMC is considered safe for use in various applications, including food and cosmetics, when used according to the recommended guidelines. It is non-toxic and biodegradable. However, like with all chemical products, appropriate safety measures should be taken to avoid inhalation, ingestion, or direct contact with the skin and eyes.

Can HEMC be used in organic formulations?

While HEMC is derived from cellulose, a natural polymer, its chemical modification process involves synthetic components. Whether it can be used in organic formulations depends on the specific standards and certifications of the organic certifying body.

How do I choose the right HEMC grade for my application?

Choosing the right HEMC grade depends on several factors, including the desired viscosity, solubility, temperature stability, and application method. It's recommended to consult with the manufacturer to select the most appropriate grade based on your specific requirements.
This FAQ aims to address the most common questions about HEMC.However, for more specific enquiries or technical support, it is advisable to contact us directly.
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