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| Categories | TDI MDI Polyurethane | 
|---|---|
| Brand Name: | WANNATE | 
| Model Number: | WANNATE® PM-200 | 
| Certification: | ISO9001:2018 | 
| Place of Origin: | China | 
| MOQ: | 1mt | 
| Price: | FOB Qingdao usd2.0/kg | 
| Payment Terms: | L/C, T/T | 
| Supply Ability: | 3000mt/month | 
| Delivery Time: | 5-8 work days | 
| Packaging Details: | 210L iron drums, 250kg/drum | 
| Type: | PM-200 | 
| Packing: | 210L iron drums, 250kg/drum | 
| Appearance: | Brown Liquid | 
| Shelf life: | 6 months | 
| NCO Content/%: | 30.5-32.0 | 
| Company Info. | 
| Qingdao Exceed Fine Chemicals Co.,Ltd | 
| Verified Supplier | 
| View Contact Details | 
| Product List | 
WANNATE® PM-200
1. Applications
WANNATE® PM-200 is a diisocyanate-diphenylmethane (MDI)-based composition containing some higher functionality isocyanates. It is a brown liquid at ambient temperatures. WANNATE® PM-200 can be widely used in the production of rigid PU foam heat-insulating materials; also used in isocyanurate foam, paints, adhesives, structural foam, cellular integral skin foam, automotive bumper and interior parts, high-resilience foam and synthetic wood, etc. Due to its unique composition structure, WANNATE® PM-200 can provide better flow ability. It is, therefore, particularly suitable for the production which require strict flow ability of systems.
2. Typical Physical and Chemical Properties
| Test Item(s) | Specifications | 
| Appearance | Brown Liquid | 
| Viscosity(25℃)/(mPa·s) | 150-250 | 
| NCO Content/% | 30.5-32.0 | 
| Density (25℃)/(g/cm3 ) | 1.220-1.250 | 
| Acid Content/% | ≤0.030 | 
| Hydrolysable Chlorine/% | ≤0.20 | 
3. Package(s)
210L iron drums, 250kg/drum
4. Storage
Since WANNATE® PM-200 is a reactive chemical, reaction with atmospheric moisture happens easily and leads to the formation of insoluble ureas and carbon dioxide gas, which can result in pressure build-up in closed containers and viscosity increase of the product. Containers must therefore be absolutely dry and carefully sealed after congested with nitrogen. Containers of WANNATE® PM-200 should be kept properly closed and stored indoors at ambient temperature (15-35℃) in a well-ventilated area. Storage at low temperature (below 5℃) may lead to some crystallization; this material must, therefore, be protected from frost. PM-200 2 / 2 Wanhua Chemical Group Co., LTD If crystallization does occur, the material should be heated by rolling the drum in a hot air oven at 70-80℃ to melt it out, and should then be thoroughly agitated before use. Melting in a water bath is not recommended. Extended storage at temperatures above 50℃ is not recommended to prevent from the formation of insoluble solids and viscosity increase.
5. Shelf Life
Under recommended storage conditions, the shelf life of WANNATE® PM-200 is one year since the date of production.
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