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Founded in 1992 and Listed on the Shenzhen Stock Exchange in June 2016, stock code: 002810. Head Group is an international cellulose ether manufacturer, it is also an ecological compound group company that run through upstream and downstream industrial chain of cellulose ether and penetrates the fields of HPMC capsules and plant meat.Headquartered in Zhoucun, Zibo, China, with branches in Gaoqing, Zibo, Shanghai, etc.; In October 2020, Head upgraded Environment Protection System by investment of US 60 million.The project introduces leading technology: safe and stable process, energy saving equipment and technology. It avoids secondary pollution and additional gas or liquid waste.
Our Certificate
We are committed in user experience, adhere to innovation and R&D
● 137 patents, including 24 invention patents and 113 utility model patents.
● Provincial Cellulose Ether Scientific and Technological Research Center.
● ISO9001,ISO45001,ISO14001,FSSC22000,HALAL /KOSHER,REACH and other certifications.
Production Market
Head has provided high-quality products and solutions to customers in more than 100 countries and regions around the world, including the United States, Germany, the United Kingdom, Canada, Russia, Australia, and Japan.
Product Application
Our products are widely used in the fields of Building material grade cellulose, Pharmaceutical Grade cellulose, Daily chemical Grade cellulose ether, Food Grade cellulose ether.
24-Hour Service
Our dedicated 24-hour online support ensures prompt responses, providing you with an excellent shopping experience. Feel free to reach out with any questions at any time.
Product Description
|
Product Name |
HPMC ( Hydroxypropyl methyl cellulose ) |
|
Appearance |
White powder |
|
CAS No. |
9004-65-3 |
|
Methoxy content ,% |
19.0-24.0 |
|
Hydroxypropyl content,% |
≥10 |
|
Viscosity,mpa.s |
80000-200000 |
|
Moisture ,% |
≤5 |
|
Residue (Ash) ,% |
≤5 |
|
PH Value |
5-7 |
|
Fineness, mesh |
80-120 |
|
Storage |
In the shade |
|
Packing |
25kg/bag |
Improve the molding performance of the green body
HPMC has good thickening and adhesive properties, which makes it play an important role in the body forming stage of ceramic production. By adding an appropriate amount of HPMC, the plasticity of the mud and the molding performance of the green body can be significantly improved, ensuring that the green body has high strength and good surface finish after molding.
Improve the drying performance of the green body
Ceramic green bodies are prone to cracking or deformation during the drying process, which is a common problem in ceramic production. The addition of HPMC can significantly improve the drying performance of the green body.
Enhance the glazing performance of glaze
HPMC is also widely used in the preparation of ceramic glazes. It can significantly improve the rheological properties of the glaze, making it easier to control and apply evenly during the glazing process. Specifically, HPMC can make the glaze more evenly distributed on the surface of the body during coating, avoiding uneven glaze or sagging caused by excessive glaze fluidity.
Improve the bonding strength between the body and the glaze layer
In ceramic production, the bonding strength between the body and the glaze layer is crucial to the quality of the final product. HPMC can effectively improve the adhesion between the green body and the glaze layer through its adhesiveness and film-forming properties.
Improve production efficiency
HPMC can also improve overall production efficiency by optimizing process parameters in ceramic production. Due to its excellent thickening and bonding properties, HPMC can reduce the moisture requirement of ceramic slurries, thereby shortening drying time and improving drying efficiency.
Improve the mechanical properties of the product
The mechanical properties of ceramic products, such as flexural strength and hardness, directly affect their service life and application range. The application of HPMC in ceramic production can significantly improve these mechanical properties.
Improve color and surface effects
HPMC can also have a positive impact on the color and surface effects of ceramic glazes. Because HPMC has good water retention, it can maintain a high uniformity of the glaze during the firing process, thereby ensuring the color brightness and consistency of the glaze layer.
Environmental protection and sustainability
HPMC is a non-toxic and harmless polymer material that meets modern environmental protection requirements. The use of HPMC in ceramic production helps reduce the use of harmful chemicals and reduces pollution emissions during the production process.
The Role Of Hpmc For Ceramic
Tackifier effect
HPMC molecular chain has good rheology and viscosity effect, can increase the viscosity of the ceramic embryo, so as to improve its molding performance. In the preparation process of ceramic heat accumulator, HPMC can improve the bonding of the material, so that the ceramic particles are better combined together to form a more compact structure.
Water retention effect
The molecular chain of HPMC has a strong interaction force with water molecules, which can increase the water content of the ceramic heat storage body and ensure its stability. In the high temperature sintering process, the water retention effect of HPMC helps to reduce the evaporation of water, preventing the ceramic heat storage body from cracking and deformation in the sintering process, thus ensuring its dimensional stability and surface finish.
Synergistic effect
The molecular chain of HPMC is compatible with other binders (e.g., polyvinyl alcohol (PVA), carboxymethyl cellulose (CMC), etc.), which can play a synergistic role and improve the efficiency of preparing ceramic heat accumulators. By synergizing with other binders, HPMC can optimize the overall performance of ceramic heat accumulators and enhance their physical and chemical stability.
Application examples and effects
In the preparation of ceramic heat accumulators, the use of HPMC can significantly improve their molding properties and stability. Through its viscosity-enhancing, water-retaining and synergistic effects, HPMC is able to improve the properties of ceramic heat accumulators and reduce problems such as cracking, shrinkage and deformation, resulting in high-quality ceramic heat accumulators.
Applications of Ceramic Adhesives HPMC
Ceramic adhesives HPMC find applications in various industries due to their versatile properties:
Tile Installation:
HPMC-based adhesives are widely used for installing ceramic tiles in residential, commercial, and industrial settings. Their high bond strength and workability ensure secure and durable tile installations.
Stone and Marble Bonding:
These adhesives are ideal for bonding natural stone and marble in construction and renovation projects. The flexibility and resistance to weathering make them suitable for both interior and exterior use.
Pottery and Ceramics Manufacturing:
In the ceramics industry, HPMC-based adhesives are used for assembling and repairing potery and ceramic products. Their strong bond and resistance to thermal stress are beneficial in high-temperature applications.
Insulation Materials:
Ceramic adhesives HPMC are used to bond insulation materials in various aplications, including HVAC systems and industrial insulation. Their ability to withstand temperature fluctuations and chemical exposure ensures reliable performance.
Transportation
FAQ
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