HPMC plays multiple roles in paints and coatings, including thickening, stabilization, adhesion enhancement, film performance improvement, rheological properties adjustment and cost reduction.
HPMC, or hydroxypropyl methylcellulose, is a polymer compound with a wide range of industrial applications, especially in the fields of construction, coatings, textiles, papermaking, etc. In the coatings industry, the role of HPMC is particularly significant: Thickening and stabilization: HPMC can increase the viscosity and consistency of the coating, thereby improving the stability of the coating and preventing the coating from stratification or precipitation during storage. Adhesion improvement: HPMC can improve the adhesion of the coating, allowing the coating to better adhere to the substrate and enhance the firmness and durability of the coating. Improving film properties: By increasing the viscosity and consistency of the coating, HPMC helps to improve the smoothness and uniformity of the coating, thereby improving the overall quality of the coating. Adjusting rheological properties: HPMC can adjust the rheological properties of the coating, allowing the coating to have better fluidity and construction performance during construction. Reducing costs: HPMC also has a high cost-effectiveness, which helps to reduce the overall cost of coatings, making the coatings economical while maintaining excellent performance.
In summary, the application of HPMC in paints and coatings not only improves the quality and performance of the products, but also provides more possibilities for the development of the coatings industry.
| Item | Unit | Standard Specifications |
| Appearance | / | White powder,free flowing |
| Loss on drying | % | 4-6 |
| Residue | % | 3.5 |
| Methyl | % | 49-26 |
| Hydroxypropyl | % | 7-14 |
| Ph value(25C) | / | 6-8.5(neutral) |
| Gel temperature | ℃ | 60 degree/75 degree |
| degree of fineness | mesh | 100 mesh,>96%80 mesh,>100% |
| Apparent density | g/m3 | 0.4-0.6 |
| proportion | g/L | 420-520 |
| Surface Tension(2%solution) | dyn/cm | 42-56 |
| Water retention | % | ≥92 |
| Light Transmittance | % | 65-90 |
| Carbonization temperature | ℃ | 280-300 |
| Discoloration temperature | ℃ | 190-200 |
Related Products
HPMC (Hydroxypropyl Methyl Cellulose)
Better water retention and open time
Better strength development of the mortar
Improved workability
Increased adhesion to a variety of substrates
MHEC (Hydroxyethyl methyl cellulose)
High thickening efficiency and wide range of viscosity grades
Good compatibility
Excellent stability
Good protective colloid activity
RDP (Re-Dispersible Polymer Powder)
High flexibility, good film formation
High water resistance for increased open time
High hydrophobicity, ability to bridge cracks
Viscous texture and high workability
Related Application Categories
Plastering mortar is used for plastering on surfaces such as walls, floors, roofs and beam-column structures to meet the requirements of protection and decoration.
Bonding mortar is made of cement, quartz sand, polymer binder and various additives through mechanical mixing.
The working principle of laundry detergent is similar to that of traditional washing powder and soap, and the active ingredients are all surfactants.
Daily Chemical Detergent Grade HPMC Cellulose
Daily chemical Detergent grade hydroxypropyl methyl cellulose (HPMC) is a synthetic high molecular polymer prepared by chemical modification with natural cellulose as raw material.
Anti-crack mortar is a mortar made by mixing anti-cracking agent, cement and sand with water in a certain proportion, which can meet certain deformation and remain crack-free.
Toothpaste is a paste product that is applied to the surface of human teeth in a frictional manner with the main purpose of cleaning.
FAQ
What is the main use of 1-Hydroxypropyl methylcellulose (HPMC)?
How many types does 2-Hydroxypropyl methylcellulose (HPMC) have, and what are the differences in their applications?
Several dissolution methods of Hydroxypropyl methyl cellulose (HPMC)
How to judge the quality of HPMC?
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Interested in how our HPMC can enhance your personal care formulations? Contact us to request a free sample and experience the superior quality of our cellulose ether products.
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Get in Touch
Interested in how our HPMC can enhance your personal care formulations? Contact us to request a free sample and experience the superior quality of our cellulose ether products.
