cyclohex-1,4-ylene diisocyanate
cyclohex-1,4-ylene diisocyanate
CAS: 2556-36-7
Molecular Formula: C8H10N2O2
cyclohex-1,4-ylene diisocyanate - Names and Identifiers
cyclohex-1,4-ylene diisocyanate - Physico-chemical Properties
| Molecular Formula | C8H10N2O2 |
| Molar Mass | 166.18 |
| Density | 1.21±0.1 g/cm3(Predicted) |
| Melting Point | 55℃ |
| Boling Point | 136℃ (15 Torr) |
| Flash Point | 94.7°C |
| Vapor Presure | 0.0368mmHg at 25°C |
| Refractive Index | 1.567 |
cyclohex-1,4-ylene diisocyanate - Risk and Safety
| UN IDs | 2922 |
| Hazard Class | 8 |
| Packing Group | II |
cyclohex-1,4-ylene diisocyanate - Introduction
cyclohex-1,4-ylene diisocyyanate, chemical formula C8H12N2O2, also known as HDI. The following is an introduction to the nature, use, formulation and safety information of HDI:
Nature:
-Appearance: HDI is a colorless to pale yellow liquid.
-Density: 1.11-1.14g/cm³
-Boiling point: 254-256 ° C
-Melting point: 0 ° C
-Solubility: HDI is soluble in some organic solvents such as ethers, alcohols and esters.
Use:
- HDI is mainly used as a raw material for coatings and adhesives, especially in automotive paints, coatings and adhesives.
-It has excellent weather resistance, chemical resistance and abrasion resistance, making it an important component of high-quality coatings and adhesives.
Preparation Method: The preparation of
- HDI is generally obtained by reacting cyclohexane -1, 4-diol with an isocyanate. The reaction needs to be carried out at an appropriate temperature and reactant concentration to eventually produce HDI.
Safety Information:
- HDI is an irritating compound that may cause irritation and allergic reactions in contact with the skin, eyes or inhalation.
-appropriate personal protective measures should be taken when using HDI, such as wearing protective gloves, safety glasses and respiratory protective equipment.
-Avoid mixing with other chemicals, especially solvents containing water or alcohol.
-When storing and handling HDI, care should be taken to avoid fire and high temperature.
Nature:
-Appearance: HDI is a colorless to pale yellow liquid.
-Density: 1.11-1.14g/cm³
-Boiling point: 254-256 ° C
-Melting point: 0 ° C
-Solubility: HDI is soluble in some organic solvents such as ethers, alcohols and esters.
Use:
- HDI is mainly used as a raw material for coatings and adhesives, especially in automotive paints, coatings and adhesives.
-It has excellent weather resistance, chemical resistance and abrasion resistance, making it an important component of high-quality coatings and adhesives.
Preparation Method: The preparation of
- HDI is generally obtained by reacting cyclohexane -1, 4-diol with an isocyanate. The reaction needs to be carried out at an appropriate temperature and reactant concentration to eventually produce HDI.
Safety Information:
- HDI is an irritating compound that may cause irritation and allergic reactions in contact with the skin, eyes or inhalation.
-appropriate personal protective measures should be taken when using HDI, such as wearing protective gloves, safety glasses and respiratory protective equipment.
-Avoid mixing with other chemicals, especially solvents containing water or alcohol.
-When storing and handling HDI, care should be taken to avoid fire and high temperature.
Last Update：2024-04-10 22:29:15
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