Wholesale HEC Hydroxyethyl Cellulose

The full name of HEC is Hydroxyethyl Cellulose.HEC is a non-ionic polymer compound made by special chemical modification of natural cellulose.It is a odorless, tasteless, non-toxic white or light yellow powder with good water solubility, which can quickly dissolve in cold and hot water to form a stable and transparent solution. It is widely used in various industries such as food, coatings, building materials, petroleum, daily chemical, cosmetics, etc. In the cellulose food industry, HEC is used as a thickener, stabilizer, and emulsifier to improve the texture and taste of food. In the fields of coatings and building materials, it serves as a thickener, dispersant, and stabilizer to improve the construction performance and durability of products. In the petroleum industry, HEC is used as a thickener and filtrate reducer in drilling fluids to improve drilling efficiency. In the field of daily chemical and cosmetics, it is used to enhance the emulsion stability and texture of products.

HEC is widely used in various fields such as coatings, building materials, daily chemical products, oil and gas extraction, pharmaceuticals, food, and papermaking. With the continuous development of these industries, the demand for HEC will continue to grow. With the global emphasis on environmental protection and sustainable development, the application of environmentally friendly materials such as water-based coatings is becoming increasingly widespread. HEC, as an important additive in water-based coatings, will continue to grow in market demand driven by environmental trends. We continuously develop new HEC products to meet the diverse needs of different application fields, such as HEC with special viscosity and properties, to meet the diverse demands of the market.

As one of the professional cellulose manufacturers,we select wood pulp or cotton short fibers, combine with NaOH (sodium hydroxide) and ethylene oxide (EO) as the main raw materials. Mix the raw materials with NaOH to generate alkali cellulose and activate the hydroxyl groups on the cellulose molecular chain. Ethylene oxide is introduced into the cellulose molecular chain through etherification reaction to form HEC. Remove impurities, wash, and refine the product to ensure its purity and quality. Dry and crush the product to meet customer requirements for particle size and moisture content. Strictly test viscosity, moisture, ash content and other indicators to ensure that the product meets the standards. Qualified products should be packaged and relevant precautions should be noted.

Stir thoroughly, sieve slowly, control pH and water temperature to avoid clumping. The mother liquor has a moderate concentration and can be mixed with other dry materials. Add mold inhibitors as early as possible. Sealed and dry storage to prevent moisture absorption. Pay attention to the explosiveness of dust and wear personal protective equipment. Choose the appropriate model and viscosity according to the field.

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Characteristics

  • Excellent Water Solubility:

  • HEC molecules contain a large number of hydroxyl and ether bonds in their structure, which can form hydrogen bonds with water molecules, making them highly water-soluble.
  • Efficient Thickening: HEC molecular chains are relatively long, and there is a phenomenon of entanglement and cross-linking between molecular chains. This structure of cellulose allows HEC to form a three-dimensional network structure in solution, significantly increasing the viscosity of the solution.
  • Excellent Suspension And Dispersibility: The hydroxyl and ether bonds on the HEC molecular chain can form hydrogen bonds or van der Waals forces with the surface of solid particles, effectively adsorbing and suspending solid particles, preventing their precipitation and stratification.
  • Good Emulsification: HEC can form a protective film at the oil-water interface, reducing the surface tension of the oil-water interface and enhancing the emulsion stability of the product.
  • Excellent Film-forming And Adhesive Properties: The hydroxyl and ether bonds on the HEC molecular chain can form hydrogen bonds or van der Waals forces with the substrate surface, resulting in a good adhesive effect. Meanwhile, HEC can form tough and transparent films, which is related to the rigidity and flexibility of its molecular chains.
  • Protective Colloid: HEC can form a protective film in solution to prevent other components in the product from coming into contact and reacting with each other, thereby maintaining its stability.
  • Water Retention: The hydroxyl and ether bonds on the HEC molecular chain can form hydrogen bonds with water molecules, thereby keeping the moisture in the product from evaporating.
  • Salt And Acid Resistance: HEC has a stable molecular structure and is not easily affected by salt ions or acid molecules to undergo denaturation or degradation, thus maintaining its physical and chemical properties in a certain concentration of salt solution or acidic environment.
  • Cosmetics Industry
  • The thickening, suspension, and moisturizing properties of HEC enable it to significantly improve the texture and performance of cosmetics, enhance product viscosity, skin feel, stability, and suspension ability, prevent sedimentation, while enhancing moisturizing effect, promoting skin absorption, and reducing skin irritation.
  • Pharmaceutical Industry
  • The adhesive, protective, and dispersing properties of HEC make it an important excipient in drug formulations, which can improve drug stability, bioavailability, reduce side effects, enhance targeting as a drug carrier, and increase therapeutic efficacy.
  • Food Industry
  • The thickening, suspension, and water retention properties of HEC enable it to improve the texture and taste of food, increase nutritional value, and promote the absorption of nutrients by the human body.
  • Textile Industry
  • The adhesive, film-forming, and protective properties of HEC enable it to enhance the physical properties and appearance quality of textiles, improve their wrinkle resistance, tear resistance, abrasion resistance, increase comfort and aesthetics, while also improving waterproof and weather resistance.
  • Paper Industry
  • The thickening, suspension, and bonding properties of HEC enable it to enhance the strength, waterproofing, and weather resistance of paper, increase wrinkle resistance and tear resistance, and improve printing results.
  • Paint and Coating Industry
  • The thickening, suspension, and water retention properties of HEC enable it to improve the construction performance and film-forming quality of paint coatings, enhance the adhesion, leveling, and anti sagging properties of paint coatings, increase their service life and aesthetics, and improve their weather resistance and waterproof performance.
  • Rubber Industry
  • The thickening, suspension and bonding properties of HEC enable it to improve the strength, elasticity, wear resistance and anti-aging properties of rubber, increase the service life and beauty, and improve the processing performance and molding effect.

Appearance

White or yellowish powder

Molar substitution degree M.S

1.5-2.5

Fineness /%

80 mesh sieve residue≤8.0

Purity

100%

Dry weight loss rate /%

≤6.0

Ash/%

≤10.0

Viscosity /MPa·S

100.0 – 5500.0 (annotated value±20%)

PH value

5.0-9.0

Grade

 Industrail Grade

Classification

 Chemical Auxiliary Agent

Place of origin

Jiangsu

Sample

Availiable

Light transmittance /%

≥80