Modified Mdi 3133/Covestro Desmodur 3133 for Slow Rebound Sponge

• Customization: Available
• CAS No.: 9003-11-6
• Formula: C15h10n2o2
• Model NO.: DESMODUR 3133
• EINECS: 942-261-1
• Source: Organic Acids
• Appearance: Oily Liquid
• Grade Standard: Industrial Grade
• Colour: Brown
• Packing: Iron Drum
• Delivery: 15days
• Payment Term: T/T,LC
• Expiry Date: 1 Year
• Transport Package: Drum
• Specification: 3133
• Trademark: covestro
• Origin: China
• HS Code: 3909310000
• Production Capacity: 50000mt/Year

Product Description

Product Description

Desmodur® 3133 is a mixture of modified diphenylmethane-4,4'-diisocyanate (MDI) with isomers and homologues of higher functionality used for the production of the flexible polyurethane cold-curing HR molded foam for automotive seating.At room temperature the product is a blownish black liquid
 

Product Parameters

Specification Property	Value	Unit of measurement	Method
NCO content	32.5 ± 0.5	% by wt.	MDI-01-01
Viscosity 25 °C	25 ± 10	mPa·s	MDI-01-02
Acidity	≤ 300	mg/kg	MDI-01-03

Specific gravity at 25 °C

approx. 1.21

g/cm³

DIN 51757MDI-01-03

 

Storage

Recommended storage temperature (°C): 20~40 Shelf life (ex works) 4 months if stored in sealed, moisture-tight containers Partially used containers should be tightly resealed due to the nature of the product. Recommended temperature for processing (°C): 20 - 25

Packaging & Shipping

Company Profile

Cangzhou City Junchiweiye Chemical CO.,Itd.,founded in 2004,is a specialchemical company with R&D,production and sales of polyurethane main materials,silicone surfactant,catalysts,polyurethane adhesive,flame retardant and so on.In the past  20 years,Junchi has always adhered to the development road ofcombining Industry-University-Research Collaboration speeds up technological inno-vation.

And invest in the construction of Cangzhou Junchi New Material TechnologyCo.,Ltd.in 2018.which is a special chemical company integrating the research,devel-opment,production and operation of polyurethane new polymer materials.The poly-urethane new material integration industry 4.0 project constructed by the companyhas an annual production capacity of 20000 tons of organic silicon additives and 50000tons of isocyanate modification related products.It has a complete set of productionunit automatic control systems,high-precision weighing units and measurement con-trol equipment to achieve precise feeding and production,and has the storage capaci-ty of dispersed hydration raw materials.At the same time,it has the service ability toprovide supporting products such as foaming agents,catalysts,flame retardants,etc.The product can be widely used in fields such as automobiles,home appliances,build-ing energy conservation,cold chain,mining machinery,electronics,sports,medicaltreatment,etc

Exihibition

Certifications

 

Our Advantages

* We are located in Lingang Economic and Technological Development Zone,Cangzhou City, Hebei Province (national chemical industry park). The construction of the factory meets the national standards and industrial standards, and is a double standard factory meeting both the "Fire Prevention Code for Design of Petrochemical Industry" and "Code for Fire Prevention for Building Design.
 

* The factory is located in the center of the Beijing-Tianjin-Hebei raw material circle. The raw material procurement has three advantages: short transport distance, fast cycle and low price.
 

* Has a full set of production unit automatic control system, with high-precision weighing unit and metering control equipment to achieve accurate feeding production. It has perfect raw material, product testing capacity and raw material storage capacity with temperature control, and has the supporting capacity of additives, catalyst and isocyanate products.