Covestro Desmodur CD-C modified diphenylmethane-4,4′ diisocyanate modified MDI 101-68-8_HDI Manufacturer | HDI Factory

type Modified diphenylmethane-4,4’diisocyanate (MDI)
Nature Desmodulo CD is a modified diisocyanate that is liquid at room temperature. It is suitable for the formulation of adhesives and polyurethane coatings with Baike, Desmofan and Acclaim.
Delivery form No solvent, low when over 15℃ Viscous yellow liquid that crystallizes at low temperature.

Feature parameters

Features

value

unit

Test method

NCOContent

29.5± 1.0

%wt

2011- 0248603-94

Viscosity (25℃)

35± 15

mPa· s

<p style="text-align:center"The time should not be too long, as this will increase the formation of infusible dimers. It should be ensured that all the product in the container is heated and melted evenly. After melting, it should be cooled immediately and the container should be sealed and stored in an environment of 20~25°C.
The short-term crystallization of Desmodos CD will not have a big adverse effect on its quality, but will only affect its shelf life. Therefore, the original product after remelting Products should be used as soon as possible.

use
The container for storing this product must be strictly sealed, even if it is empty, it should be kept airtight. First of all, moisture must be prevented from entering to form urea and carbon dioxide. During storage, disposal, transportation and trial use, all forms of moisture (wet containers, aqueous solutions, and moisture in the air) should be strictly prohibited from entering, because the generated carbon dioxide may cause storage tanks and The pressure in the container has increased abnormally to a dangerous level. ; In addition, the formation of urea can also lead to turbidity and solid precipitation, which may block filters, pumps and transfer lines.

Disposal
Unused waste products should be incinerated in accordance with local regulations. Unused waste products should be monitored and marked with EWC code NO.080406. Used waste products should be marked with EWC code No.080102.
In areas not subject to German packaging regulations, carefully cleaned bags can be incinerated in local or industrial incinerators. Do not first remove the hazard label from packaging that has not been decontaminated.

Security
Dangerous Goods Signed, this product is harmful if inhaled and irritating to the skin, eyes and respiratory system. Inhalation and skin contact may cause an allergic reaction.
Please refer to the relevant data in the product safety data sheet (079913). It includes information on labeling, transportation, storage, handling, product safety and environmental adaptability of this product.

This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.chemhdi.com/archives/992

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