Ethyl cellulose, 9004-57-3 buy Ethyl cellulose, 9004-57-3 suppliers Ethyl cellulose, 9004-57-3 price
Ethyl cellulose
Ethyl Cellulose (EC)
Chemical name and struction formula
Name:Ethyl Cellulose (EC)
Formula:
(Meet the requirement of USP,EP)
Items | K grade | N grade |
Ethoxy content (wt%) | 45.5-46.8 | 47.5-49.5 |
Viscosity(mPa.s) (5% solution@20℃ | 4,7,10,20,50,100,150,200,300 | 4,7,10,20,50,100,150,200,300 |
Ash content (wt%) | ≤3.0 | ≤3.0 |
Chloride (%) | ≤0.1 | ≤0.1 |
Residue on ignition(%) | ≤0.4 | ≤0.4 |
Heavy metals(ppm) | ≤20 | ≤20 |
Arsenic(ppm) | ≤3.0 | ≤3.0 |
Average molar substitution degree of ethyl cellulose DS=2.3-2.6
Physical properties
The product is a white or light powder with odourless and tasteless.
Soft temperature: 135-155 ℃
Bulk density:0.3-0.4g/cm3
EC can be dissolved in various organic solvents,such as ethanol ,isopropyl alcohol,other alcohols,ketones,aromatic and so on,common solvent(volume ratio):
1) Toluene: Tthanol = 4: 1
2) Ethanol
3) Acetone: Isopropanol = 65:35
4) Toluene: Isopropanol = 4:1
5) Methyl Acetate: Methanol = 85:15
Packing: 12.5kg/drum 500mmx380mm
Packaging & Shipping
Packing: 1kg/bag | 25KG/drum | 10kg/drum
It is packed in fiber drum and lining with polyethylene film bag. Net weight 25kg per drum.Direct sunshine and raning, moisture must be avoided.
Shipping service
Dear Customer,we suggest use following shipping service:
1kg - 50kg - expresee delivery (DHL,UPS,Fedex,TNT,EMS etc)
51kg-100kg- By air
More than 100kg -by sea
Company Information
Goomoo,devote to provide high quality raw material supply chain solution of medical,health care,food and fine chemicals industrial. It was invested by HongKong Sunike New Material Co.,Ltd in Hunan. We have very good cooperation with Hunan Chemical Research Institute and Zhongshan University, based on their talent and research ability,it ensure our quality and technology ahead of Competitors.
In recent years,Goomoo established 3 production bases by invested,mergers and acquisitions. Production bases are located in Hunan,Shandong,and Anhui province,China. Our business divided into 3 business departments,they are :
1. Pharmaceutical excipients: cellulose ethers series,Magnesium stearate,Carboxymethyl Starch Sodium etc.
2. Herb/plant extracts: produce all kinds of plant extracts products.
3. Fine chemicals: fine chemicals of Bismuth,indium,manganese,copper fine chemicals
Our Services
1.Prompt Reply We will reply you within 12 hours.
2.Free sample for your evaluation.
3.After Sales Support-Unconditional refund if unqualified.Please kindly check the packages after you receive the goods, if you got wrong products/ quality problem/ short quantity, please get back to us as priority. Please note that you need to send us pictures of the defective items concerning this, and we will replace or refund accordingly.
4.In charge of express,air,sea delivery for you. We have very good relations with express,air,and shipping company,can deliver the goods at any Chinese air and seaport.
FAQ
Q.How to contact us
A: 1.You can chat with us by Trademanager,MSN&Skype Online.
2.You can choose your interested products and send inquiry to us.
3.You can dial our telephone directly,you will get our reply.
Q.How to confirm the Product Quality before placing orders
A: 1.You can get free samples for some products,you only need to pay the shipping cost
or arrange a courier to us and take the samples.
2.You can send us your product specifications and requests,we will manufacture the
products according to your requests.
Q.How to start order with us
A: We will send your Performa Invoice after confirming each other.You will get our bank information. You can pay by T/T,Western Union and Paypal
PRODUCT DESCRIPTION:
Physical properties:
The product is a hite or light grey powder with odourless and tasteless. Soft temperature 135-155°c.
Bulk density: 0.3-0.4g⁄cm3
Important characteristics :
Ethyl cellulose is a noionic cellulose ether.
1. Uneasy to burn.
2. Good thermostability and excellent thermoplasticity.
3. not discolor by sunlight.
4. Good flexibility.
5. High dielectricity.
6. Excellent base-resisting and acid-resisting capability.
7. Fine anti-ageing capability.
8.Good salt-tolerance ad cold-resistant.
9. Stable for cheicals, and not deteriorate for a long time.
10. EC can company with a lot of resin and all plastizer.
APPLICATIONS:
Pharmaceuticals
EC can be used as film former, binder, dispersing agent, stablizer, water retention agent and controlled release agennt in many kinds of medicin.
Coating
EC can make up some printing and coating, the coating films have good glossiness and excellent stickening capability and flexbility.
Plastic
EC can make up the plastic powder which is easy to take shape, improve cold-resistant property and so on.
In other industry
EC is used as temporary coating for fluoresent lamp tube, to raise the viscosity of phosphorand harden the glasses' surface.In additon, it is used in electricity cnductive printing ink which is used in the basement foake in integrated circuit.
PACKAGE, STORAGE, TRANSPORTATION
It is packed in fiber drum and lining with polyethylene film bag. Net weight 12.5kg per drum.
About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia
Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog
©2008 LookChem.com,License: ICP
NO.:Zhejiang16009103
complaints:service@lookchem.com Desktop View