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China HEMC Hydroxyethyl Methyl Cellulose Suppliers - Non-Toxic, Odorless White Powder from Reliable Factory
Product Overview
Hydroxyethyl Methyl Cellulose (hydroxyethyl methyl cellulose) is a chemically modified cellulose derivative that appears as a white or white-like powder.
Product Characteristics
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Good water solubility: It can be quickly dissolved in water to form a uniform and stable solution.
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The thickening effect is remarkable: It can effectively increase the viscosity of the solution and improve its rheological properties.
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Strong water retention ability: Helps to maintain the water in the system and reduce the loss of water.
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Good acid and alkali resistance: Maintain stable performance in a wide pH range.
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Wide compatibility: It is compatible with a variety of other additives and ingredients.
Product Use
Construction & Paints
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Construction field: In putty, mortar and other products, as a thickening agent, water retention agent and binder, improve construction performance and product quality.
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Tile glue: The bonding force can be enhanced to prevent the tile from falling off.
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Paint industry: Improve the rheology and stability of paint, prevent pigment precipitation. For example, in water-based paint, the paint is easy to paint, and the coating is uniform.
Daily Chemical & Industrial
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Daily chemical products: Used for shampoo, body wash, etc., to increase the consistency and stability of the product.
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Oil exploitation: As an additive to drilling fluid to improve the performance of drilling fluid.
Production Process
It is usually made from cellulose by etherification with ethylene oxide and chloromethane.
Market Prospects
With the increasing demand for high-quality additives in various industries, Hydroxyethyl Methyl Cellulose has a broad market prospect. Especially in the green development trend of the construction and coating industry, its environmental protection and high performance characteristics make it have greater development potential.
Use Precautions
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Storage: Should be kept dry and ventilated to avoid moisture and high temperature.
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Dissolution: When dissolved, it should be gradually added and stirred to ensure full dissolution and avoid agglomeration.
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Dosage: When using, the amount of addition should be reasonably controlled according to the specific application and formula requirements.
In short, Hydroxyethyl Methyl Cellulose, with its excellent properties and wide range of uses, plays an important role in many fields, providing strong support for the quality improvement and performance optimization of related products.
Characteristics
- Thickening Dispersion
- Emulsification
- Film formation
- Moisture retention
- Colloidal protection
- Suspension
- Absorption
- Surface activity
Usage
- Building materials
- Petrochemical
- Medicine
- Ceramics
- Textile
- Food
- Daily chemical
- Synthetic resins
- Electronics
Technical Indicators
| Parameter | Specification Value |
|---|---|
| Appearance | White or yellowish powder |
| Methoxy content /% | 19.0-26.0 |
| Hydroxyethoxy content /% | 4.0-16.0 |
| Fineness/% | 80 mesh sieve residue≤8.0 |
| Dry weight loss rate /% | ≤6.0 |
| Ash/% | ≤6.0 |
| Viscosity /MPa·S | 100.0 - 80000.0 (annotated value±20%) |
| PH value | 5.0-9.0 |
| Light transmittance /% | ≥80 |
| Gel temperature /℃ | ≥75.0 |
Detail Pictures
Frequently Asked Questions
What is Hydroxyethyl Methyl Cellulose?
Hydroxyethyl Methyl Cellulose (HEMC) is a chemically modified cellulose derivative. It is a white or white-like powder that serves as a highly effective thickening agent, water retention agent, and binder across various industries.
What are the primary characteristics of HEMC?
It features good water solubility, remarkable thickening effects, strong water retention ability, excellent acid and alkali resistance, and wide compatibility with a variety of other additives and ingredients.
How is Hydroxyethyl Methyl Cellulose used in the construction industry?
In the construction field, it is used in putty, mortar, and tile glue as a thickening, water-retaining agent, and binder. It improves overall construction performance and increases bonding force to prevent tiles from falling off.
What is the production process of HEMC?
Hydroxyethyl Methyl Cellulose is typically manufactured from cellulose through an etherification process using ethylene oxide and chloromethane.
What are the storage and dissolution precautions for HEMC?
It should be stored in a dry, well-ventilated area to prevent moisture and exposure to high temperatures. When dissolving, it must be added gradually and stirred continuously to ensure full dissolution and prevent the formation of lumps.