99.5% methylene diphenyl diisocyanate MDI for PU foam Insulation
Model No.: 101-68-8
- Model NO.: 101-68-8
- Appearance: Liquid
- Colour: Yellow
- Density: 1.220~1.250
- Usage: polyurethane foam, spray, etc
- EINECS No: 202-966-0
- Melting no: 38-44ºC
- Transport Package: 250kg/drum
- Origin: China
- Type: Pharmaceutical Intermediates
- Quality: Industrial
- Purity: 99.9%, 99% min
- NCO(%Wt): 30.2~32.0
- boiling point: 39.1
- Flash no: 196ºC
- Trademark: wanhua
- Specification: Grade A
appearence: Brown transparent liquid ;
boiling point (ºC): 200~208;
stability: stable. Incompatible with strong oxidizing agents, alcohols. May decompose in moist air, or on contact with water.
Isocyanates MDI is extensively application in most of field, such as thermal insulation rigid foam, PU coating, PU adhesive,Seepage-proofing, structure foam, Automobile bumper, high resilience etc.
With good performance such as very good fluidity, very good foaming capacity, strength well, dimension stability etc.
|1||Appearance||Component A:yellowish viscous fluid|
|Component B: dark brown liquid|
|4||The time when the mixture become ivory-white color||sec.||15~60 sec. (could adjust according customer requiement )|
|5||The time then the mixture occur wire drawing||sec.||50~200 sec.(could adjust according customer requiement )|
|6||The time when the mixture start dry||sec.||70~360 sec.(could adjust according customer requiement )|
|7||The density of foam||Kg/m³||28~60 (could adjust according customer requiement )|
1. Mixing Ratio A:B=1:1 by weight
2. Component A and B should store in the temperature 15C-30C
3. Suggestion flow rate of high pressure foaming machine is >180kg/minute
Suggestion hand blender is twin-propeller , mixing speed is >2000 RPM / minute
4. If use hand blender , it must be mix A and B evently ,then pour it into mold
Packaging & Shipping
shipping: within 15 workdays
Cell is fine and smooth.
Uniform density distribution
Perfect compressive strength
Preheat the mold on 40 to 45 degree, it has a strong adhesion with refrigerator insulation layer.
|Polymeric MDI (Polymethane Polyphenyl Isocyanate)|
|Appearance||brown liquid||brown liquid|
|Acid Content||(HCL) %||≤0.05||-|
Product name:Methylene diphenyl diisocyanate(MDI)
Synonyms : 4,4'-Methylenebis(phenyl isocyanate); 1,1'-Methylenebis(4-isocyanatobenzene); MDI
Molecular Weight: 250.25
Molecular Formula : C15H10N2O2
Melting point : 38-44 ºC
Boiling point : 392 ºC
Flash point : 196 ºC
Water solubility : decomposes
1. Store in a cool,dry and ventilating place.
2. Keep out of the direct sun; Keep away from heat source and water source.
3. The storage time of original packing is 6 months.
Packaging & Shipping
200KG/DRUM or according to customer's requiement
Transit could be DHL,UPS,TNT,EMS,Fedex,and so on.
For mass orders, it will be delivered by air or sea.
Depending on your location, please allow 1-5 business days for your order to arrive.
For small order, please expect 3-7 days by UPS DHL EMS.
For mass order, please allow 5-8 days by Air, 15-30 days by Sea.
1.Cooperate with research institutions, we strictly control the process from raw material to finished product.
2.The customer comes first, we provide reasonable price, high quality product and prompt shipment.
3.We can send the goods to your delivery address directly. It is relatively safe and fast. We have ready goods in stock.
4.Quick and clear response to customers questions.
Warm after sale service, we will help to solve the problems in your usage.
5.We could make our price discount if you place a substantial order with us.
Product Categories : inorganic chemical series
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