Covestro Desmocoll® 540/1 linear hydroxyl polyurethane colloid fast crystallization heat and solvent resistance

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Product Introduction
Desmocoll® (Desmocoll®) 540/1 is a flexible polyurethane material with extremely high crystallization rate and low thermoplasticity. It has high initial bond strength and heat resistance. It has excellent adhesion to PVC materials and has excellent resistance to plasticizers commonly used in PVC.

Features linear hydroxypolyurethane

Supply Form pellets

Specifications

Features	Value	Measurement unit	Method
23℃15% in2-Viscosity of butanone	300±200	mPa·s	DINENISO3219/A.3 ( Haake)

Other data*

Features	Value	measurementn style="font-size:12.0000pt">min	DINEN12961EN
Heat resistance	about80	°C	ASTMD816
Adhesive properties to materials containing plasticizer	Excellent

*This data is general information and is not part of the product manual.

Features/Applications
Adhesives prepared with Desmoco® 540/1 can be used to bond a variety of materials, including leather, rubber, fabric, wood, many plastics (including polyurethane elastomers) , plastic film and aluminum foil, etc.

Solubility/Dilution

2-Butanone	Soluble
Acetone	Soluble
ethyl acetate	Soluble
Acetone/TolueneToluene span>(2:1)	Soluble
Butanone/ethyl acetate Esters(1:1)	Soluble

Packaging
25kg paper bags, 30 bags per pallet, 750kg in total.

Save
- Store in original Covestro airtight container.
- Recommended storage temperature: 10-25°C.
- Avoid direct sunlight, moisture, heat and foreign substances.

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, the manufacturer recommends 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 forth in the specification 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.

Disposal
Please refer to the latest security document.

Security
This product data sheet applies only to the latest version of the corresponding safety document. Any updates to safety-related information consistent with legal requirements will only be reflected in the Safety Data Sheet, which will be updated and published. Information on current classification and labelling, application and process methods, and further safety data can be found on the latest valid safety data sheet.

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Soluble

Butanone/ethyl acetate Esters(1:1)

Soluble

Packaging
25kg paper bags, 30 bags per pallet, 750kg in total.

Save
- Store in original Covestro airtight container.
- Recommended storage temperature: 10-25°C.
- Avoid direct sunlight, moisture, heat and foreign substances.

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, the manufacturer recommends 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 forth in the specification 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.

Disposal
Please refer to the latest security document.

Security
This product data sheet applies only to the latest version of the corresponding safety document. Any updates to safety-related information consistent with legal requirements will only be reflected in the Safety Data Sheet, which will be updated and published. Information on current classification and labelling, application and process methods, and further safety data can be found on the latest valid safety data sheet.