Chemicals Polymer

China Polymeric MDI 44V20L Blend Polyols for Rigid Polyurethane Foam Insulation NCO 30.5-32.5% for sale

Polymeric MDI 44V20L Blend Polyols for Rigid Polyurethane Foam Insulation NCO 30.5-32.5%

Name: Polymeric MDI 44V20L Blend Polyols for Rigid Polyurethane Foam Insulation NCO 30.5-32.5%
Brand: Vida New Material Technology Co., Ltd.

Dark-brown liquid polymeric MDI with NCO content 30.5-32.5% and viscosity 160-240 mPa·s. Used with blend polyols to produce rigid PU foam insulation. Offers high durability, thermal efficiency, and custom packaging options. 6-month storage stability.

Origin China

Molecular Weight Varies, typically 400-3000 g/mol

Customization Available | Customized Request

HS Code 3909310000

Cas No 9016-87-9

Trademark Covestro, Kumho Mitsui

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Product Description

General Properties and Applications Desmodur ® 44V20L is a dark-brown, liquid blend of diphenylmethane-4,4'-diisocyanate (MDI) with isomer and homologues of

higher functionality. It is used in conjunction with polyols to produce rigid polyurethanes foam.

Sampling

Moisture access must be prevented when taking product samples

Specification property	Value	Unit of measurement	Method
NCO content	30.50-32.50	% by wt.	MDI-01-01
Viscosity at 25ºC	160.0-240.0	mPa.s	MDI-01-02
Acidity(HCL)	≤ 200	mg/kg	MDI-01-03

Other Data Property	Value	Unit of measurement	Method
Density at 20ºC	approx. 1.2.3	g/cm3	DIN51757
Phenyl Isocyanate content	≤50	ppm	2011-0489801-95
Specific Heat(cp)	approx.1.51	kJ/kg.K
Coefficient of thermal expansion	6.59X10-4	K-1

*These values provide general information and are not part of the product specification

Packaging Drums,IBCs,tank containers and tank wagons
Storage Recommended storage temperature:+10 to +30ºC, storage stability(ex works): 6 months if stored in moisture-tight drums