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Ethyl cellulose is liquid powder or granular white or grayish white, odorless, softening point of 135-155 Deg. C, false proportion of 0.3-0.4/, the relative density of 1.07-1.18, the melting point of 165-185 deg.c, insoluble in water, soluble in various organic solvents, such as ethyl acetate, benzene, toluene, acetone, methanol, ethanol, and K specification of hardness, strength and high heat resistance, the N specification has a wide range of solubility and solubility and softness, the T specification is only soluble in hydrocarbons but not dissolved in organic solvents containing oxygen atoms.
Ethyl cellulose is insoluble in water and soluble in organic solvents.
1, Is not easy to burn.
2, Good thermal stability, there are excellent thermoplastic.
3, Do not change the color of the sun.
4, Flexibility is good.
5, Good dielectric.
6, Excellent alkali resistance, weak acid resistance.
7, Anti aging performance is good.
8, Salt tolerance, cold resistance, good resistance to moisture.
9, Chemical stability, long-term storage is not bad.
10, Can be compatible with a lot of resin, and all the plasticizer has good compatibility.
11, In the strong alkaline environment and thermal conditions easy to change color.
Specification K N T
DS (molar substitution degree) 45.5-46.8 47.5-49.5 49.5-51.0
Loss on dry wt% 3.0 3.0 3.0
Residue on ignition, wt% 0.4 0.4 0.4
Viscosity,mpa.s 20,50,100,200 7,10,20,50,100,200 7,10,20,50,100,200
Ethoxy,wt% 45.5-46.8 47.5-49.5 49.5-51.0
Heavy metal,ppm ≤40 ≤40 ≤40
1, Ethyl cellulose mainly used as tablet binder and coating materials, can also be used as skeleton material blockers, preparation sustained-release tablets of various types;
2, Used as mixed material, preparation of coating sustained-release preparation, sustained-release pellets;Used as encapsulation excipient in the preparation of microcapsules, the sustained release of water-soluble drugs, avoid premature;
3, It can also be used in various pharmaceutical formulations as dispersing agent, stabilizer, water retaining agent, to prevent deterioration of the drug into the tide, to enhance the safety of tablets storage.
4, It can be used in cosmetics.
12.5kg per fiber drum,20kg/bag14mt per 20ft container