Covestro Desmocoll® 400/1
Product introduction
Desmocoll® 400/1 is a flexible polyurethane with a high crystallization rate. It has excellent adhesion on PVC substrates and high resistance to the most commonly used PVC plasticizers. Desmocoll® 400/1 has excellent solubility in many solvents such as chlorinated hydrocarbons.
form of supply granules
Characteristic Parameters
|
characteristic |
Numerical value |
Units of measurement |
method |
|
Solution viscosity in 15% butanone-2 (MEK) at 23°C |
600±200 |
mPa·s |
DIN EN ISO 3219/A.3 |
other data*
|
characteristic |
Numerical value |
Units of measurement |
method |
|
Hydroxyl value |
<0.1 |
% |
DIN53240 |
|
density |
about1.2 |
g/ml |
DIN EN ISO 2811 |
|
Crystallization rate |
about30 |
min |
DIN53505 |
|
Minimum activation temperature |
about50 |
°C |
DIN EN 12961 |
|
Hot tack retention time |
about4 |
min |
DIN EN 12961 |
|
heat resistance |
about50 |
°C |
ASTMD816 |
|
Adhesion to plasticizer-containing materials |
very good |
|
DIN EN 15307 |
*The above data is for general information only and is not characteristic of the product.
Appearance of glue：clear; may turn slightly yellow depending on different storage conditions and storage periods
Solubility (visual)
|
2-Butanone |
Soluble |
|
acetone |
Soluble |
|
Ethyl acetate |
Soluble |
|
Acetone/Toluene (2:1) |
Soluble |
|
Butanone/ethyl acetate (1:1) |
Soluble |
Performance/Application
Desmocoll® 400/1 is suitable for adhesive formulations in various materials such as: leather, rubber, textiles, wood, many plastics (including PU elastomers), plastic films and aluminium foils.
dispose of
Please consult current Safety Data Sheets.
Package
Paper bags, 30 bags of 25kg each on pallets, total weight 750kg.
store
- Store in the original sealed Bayer container.
- Recommended storage temperature: 10 - 25°C.
- Avoid direct sunlight, humidity, high temperature and foreign objects.
save time
For a period of six months after the date of shipment as stated in the corresponding shipping document, the product will conform to the specifications or values specified in the "Specifications or Characteristic Data" section above, with the applicable specifications or values provided. The product is stored in full compliance with the storage conditions described and referenced in the "Storage" section above, and otherwise handled properly. Failure during the six-month period does not necessarily mean that the product no longer meets specifications or setpoints. However, before using the above product, test it if it still meets specifications or setpoints. After the six-month period, the manufacturer makes no representations about the product and Covestro accepts no responsibility or liability for the failure of the product to meet specifications or set values after the six-month period.
