Unsaturated Polyurethane Resins Maleic-Anhydride Tengda Brand

Model NO.
Hengmai
Trademark
Hengmai
Origin
China
HS Code
2917140000
Production Capacity
60000mt/Year
Reference Price
$ 1,530.00 - 1,665.00

Product Description

Product Description

Maleic-anhydride is colorless crystal with strong pungent smell. Its freezing point is 52.8 ºC, boiling point is 202 ºC, and it is easy to sublimate. It is mainly prepared by oxidation of n-butan-e or butene in benzene or C4 fraction. It is the raw material for unsaturated polyester production and organic synthesis. 

Unsaturated Polyurethane Resins Maleic-Anhydride Tengda Brand
Product Nature

Colorless orthogonal acicular crystal or white crystalline powder. Soluble in water, aceton-e, benzene, -chloroform and other organic solvents. Solubility in the following solvents at 25 ºC (gloog): aceton-e 227, ethyl-acetate 112, -chloroform 52.5 I benzene 50 I toluen e 23.4; O-xylene 19.4; Carbon-tetrachloride 0 60; Petroleum-ether 0.25. Dissolve in alcohol to form ester. Soluble in dioxan-e. Sublimation by heat. In case of high heat, open fire or contact with oxidant, it may cause combustion. Corrosive. Slowly hydrolyze in cold water to form maleic acid. Contact with strong oxidants can cause combustion and explosion. If the temperature exceeds 66 ºC, polymerization will occur in contact with amines or alkali metals.
 
 Molecular weight  98.0581
 Density  1.48
 Melting point 52-55ºC
 Boiling point 200 °C (lit.)
 Flash point 218 °F
 Water solubility 79 g/100 mL (25ºC)
 Vapor pressure 0.16 mm Hg ( 20 °C)
Packaging & Shipping

Unsaturated Polyurethane Resins Maleic-Anhydride Tengda Brand

FAQ

When can I get the price?

We usually quote within 24 hours after we get your inquiry. If you are very urgent to get the price, please call us or tell us in
your email so that we will regard your inquiry priority.

How can I get a sample to check your quality?

After price confirmation, you can require for samples to check our quality.
If you just need a blank sample to check the design and paper quality, we will provide you sample for free, as long as you afford the express freight.

Can you do the design for us?

Yes. We have a professional team having rich experience in gift box design and manufacturing. Just tell us your ideas and we will help to carry out your ideas into perfect gift boxes. It does not matter if you do not have someone to complete files. Send us high resolution images, your Logo and text and tell us how you would like to arrange them. We will send you finished files for confirmation.

How long can I expect to get the sample?

After you pay the sample charge and send us confirmed files, the samples will be ready for delivery in 3-7 days. The samples will be sent to you via express and arrive in 3-5 workdays. You can use your own express account or prepay us if you do not have an account.

What about the lead time for mass production?

Honestly, it depends on the order quantity and the season you place the order. The best record we keep is delivering 20,000 gift boxes within a week. Generally speaking, we suggest that you start inquiry two months before the date you would like to get the products at your country.

What is your terms of delivery?

We accept EXW, FOB, CFR, CIF, DDU, DDP, etc. You can choose the one which is the most convenient or cost effective for you.