Toluene diisocyanate manufacturer Knowledge Covestro Desmodur XP 2802 Multifunctional Carbodiimide Waterborne Crosslinker

Covestro Desmodur XP 2802 Multifunctional Carbodiimide Waterborne Crosslinker

                             

Product Introduction

Desmodur® XP 2802is a water-based dispersion of hydrophilic modified multifunctional group carbodiimide. It is a crosslinker for water-based adhesives and coating systems

Features

Multifunctional carbodiimide

Form of Supply

Slight yellow, turbid, aqueous dispersion

Feature Data*

Features

Value

Measurement unit

Method

Non-volatile component content(0.5g/120min/125)

about40

%

DIN EN ISO 3251

Viscosity@23°C

about30

mPa· s

DIN EN ISO 3219/A.3

-N=C=N-content

about1.0

DCC eq .(mmol/g)

internal method

*This data is for reference only, and the product specifications that should be followed are subject to the final release.

Other data**

Features

Value

Measurement unit

Method

Density@20

about1.03

g/ cm3

DIN 51757

**This data is general information.

Features/Applications
Desmodur® XP 2802 can be used to crosslink carboxyl-containing polymer dispersions. It is recommended to add 5-10 mass of Desmodur® XP 2802 to 100 mass of polymer dispersion, the exact amount depends on the polymer content in the aqueous polymer dispersion. This product is characterized by a long operating time, and the operating time must be analyzed on a case-by-case basis.

Save
– Store in original airtight Covestro container.
– Recommended storage temperature: room temperature (about 23°C), avoid temperatures above 30°C.
– Protect from direct sunlight, freezing, heat and foreign substances.
General information: This product is sensitive to freezing and therefore should not be stored at temperatures below 5°C.
Containers must be tightly closed.

Storage Time
When the product is stored in full compliance with the requirements of the above “storage” clause and handled properly, the product meets the requirements within 6 months from the date of transportation stated on the transportation document. Specifications or characteristic values ​​described in the “Specification or characteristic values” clause above, as applicable. If the product exceeds the above-mentioned 6-month period, it does not mean that it no longer meets the set values ​​in the specifications or characteristic values. However, it is recommended that products older than 6 months from the date of shipment be tested before use to confirm that they still comply with the values ​​set in the specifications or characteristic values. The manufacturer does not make any promises for products that have been shipped more than 6 months from the date of shipment, and does not assume any responsibility and liability for non-compliance with specifications or set values ​​​​in the characteristic values.

;C.
– Protect from direct sunlight, freezing, heat and foreign substances.
General information: This product is sensitive to freezing and therefore should not be stored at temperatures below 5°C.
Containers must be tightly closed.

Storage Time
When the product is stored in full compliance with the requirements of the above “storage” clause and handled properly, the product meets the requirements within 6 months from the date of transportation stated on the transportation document. Specifications or characteristic values ​​described in the “Specification or characteristic values” clause above, as applicable. If the product exceeds the above-mentioned 6-month period, it does not mean that it no longer meets the set values ​​in the specifications or characteristic values. However, it is recommended that products older than 6 months from the date of shipment be tested before use to confirm that they still comply with the values ​​set in the specifications or characteristic values. The manufacturer does not make any promises for products that have been shipped more than 6 months from the date of shipment, and does not assume any responsibility and liability for non-compliance with specifications or set values ​​​​in the characteristic values.

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