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Our products cover multiple core areas such as fine chemicals, basic chemicals, and specialty chemicals, and are widely used in key industries such as coatings, building materials, pharmaceuticals, new energy, and new materials.
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PRODUCT DESCRIPTION
Use and Manufacturing
1 Definition
ChEBI: A 1,2-glycol compound produced via reaction of ethylene oxide with water.
2 General Description
Ethylene glycol is a clear, colorless syrupy liquid. The primary hazard is the threat to the environment. Immediate steps should be taken to limit its spread to the environment. Since Ethylene glycol is a liquid Ethylene glycol can easily penetrate the soil and contaminate groundwater and nearby streams.
3 Potential Exposure
Ethylene glycol is used in antifreeze (especially as car radiator antifreeze) and in production of polyethylene terephthalate fibers and films; in hydraulic fluids; antifreeze and coolant mixtures for motor vehicles; electrolytic condensers; and heat exchangers. It is also used as a solvent and as a chemical intermediate for ethylene glycol dinitrate, glycol esters; resins, and for pharmaceuticals.
4 Produe Method
Historically, ethylene glycol has been manufactured byhydrolyzing ethylene oxide. Presently, it is also producedcommercially by oxidizing ethylene in the presence of aceticacid to form ethylene diacetate, which is hydrolyzed to theglycol, and acetic acid is recycled in the process .
5 Purification Methods
It is very hygroscopic, and also likely to contain higher diols. Dry it with CaO, CaSO4, MgSO4 or NaOH and distil it under vacuum. Dry further by reaction with sodium under nitrogen, reflux for several hours and distil. The distillate is then passed through a column of Linde type 4A molecular sieves and finally distil under nitrogen, from more molecular sieves. Then fractionally distil it. [Beilstein 1 IV 2369.]
6 Shipping
UN3082 Environmentally hazardous substances,liquid, n.o.s., Hazard class: 9; Labels: 9-Miscellaneous hazardous material, Technical Name Required
7 Usage
Automotive antifreeze, solvent, adjuvant.
8 Waste Disposal
Dissolve or mix the materialwith a combustible solvent and burn in a chemical incinerator equipped with an afterburner and scrubber. All federal,state, and local environmental regulations must beobserved. Alternatively, ethylene glycol can be recoveredfrom polyester plant wastes Ethylene glycol Preparation Products And Raw materials Raw materials
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Certificate of Honor
Fast transport time
Inventory 2-3 working days New manufacturing 7-10 working days
FAQ
Q:What about your price?
A:Our price is very competitive because we are a factory. Feel free to contact us if you are interested in our products.
Q:Can I go to your factory to visit?
A:Of course, we welcome customers from all over the world to visit our factory.
Q:How about the delivery time?
A:Within 3-15 days after we confirm you requirement.
Q:What is your terms of payment ?
A:T/T, L/C at sight, Cash, Western Union are all accepted if you have other payment,please contact me.
Q: Do you provide samples?
A:Yes,we could offer the sample for you to test but please pay freight fee.
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