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HS Code |
865280 |
| Product Name | TRIXENE SC 7721 Blocked Polyisocyanate Curing Agent |
| Chemical Type | Blocked aliphatic polyisocyanate |
| Appearance | Clear to slightly hazy liquid |
| Color | Pale yellow |
| Viscosity 25c | 1200-2000 mPa·s |
| Nco Content | 4.1-4.7% (as supplied) |
| Equivalent Weight Nco | 900-1020 g/eq |
| Specific Gravity 25c | 1.07 |
| Solvent | Solvent-free |
| Flash Point | Above 100°C |
| Recommended Cure Temperature | 150-180°C |
| Function | Curing agent for crosslinking in coatings and adhesives |
As an accredited TRIXENE SC 7721 Blocked Polyisocyanate Curing Agent factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | TRIXENE SC 7721 Blocked Polyisocyanate Curing Agent is supplied in 200 kg steel drums with manufacturer labeling and safety information. |
| Container Loading (20′ FCL) | Container Loading (20′ FCL) for TRIXENE SC 7721 Blocked Polyisocyanate Curing Agent: typically 16-18 metric tons, packed in steel drums. |
| Shipping | TRIXENE SC 7721 Blocked Polyisocyanate Curing Agent is typically shipped in sealed, UN-approved drums or containers, protected from moisture and direct sunlight. Standard shipping involves ground or sea freight under regulated conditions as per relevant chemical transport regulations (e.g., ADR, IMDG), with clear hazard labeling and documentation for safe handling during transit. |
| Storage | TRIXENE SC 7721 Blocked Polyisocyanate Curing Agent should be stored indoors in tightly sealed original containers, in a cool, dry, and well-ventilated area, away from sources of heat, moisture, and direct sunlight. Avoid temperatures below 0°C and above 30°C. Keep away from incompatible materials such as strong acids, bases, and oxidising agents. Always follow manufacturer’s storage recommendations and local regulations. |
| Shelf Life | TRIXENE SC 7721 has a shelf life of 12 months when stored in tightly sealed containers at temperatures between 5–30°C. |
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Viscosity grade: TRIXENE SC 7721 Blocked Polyisocyanate Curing Agent with medium viscosity grade is used in automotive coatings, where it ensures even film formation and improved surface appearance. Blocking agent type: TRIXENE SC 7721 Blocked Polyisocyanate Curing Agent with caprolactam blocking agent is used in industrial metal primers, where it provides controlled curing and excellent storage stability. Equivalent weight: TRIXENE SC 7721 Blocked Polyisocyanate Curing Agent with an equivalent weight of 300 g/eq is used in can coatings, where it delivers optimum crosslinking density for enhanced chemical resistance. Purity: TRIXENE SC 7721 Blocked Polyisocyanate Curing Agent with a purity above 98% is used in electronics encapsulation, where it minimizes impurities and enhances electrical insulation properties. Shelf life: TRIXENE SC 7721 Blocked Polyisocyanate Curing Agent with a shelf life of 12 months is used in pre-mixed powder coatings, where it maintains reactivity and consistent performance during storage. Particle size: TRIXENE SC 7721 Blocked Polyisocyanate Curing Agent with fine particle size below 50 µm is used in textile finishing formulations, where it enables uniform dispersion and smooth fabric hand feel. Stability temperature: TRIXENE SC 7721 Blocked Polyisocyanate Curing Agent with a stability temperature up to 40°C is used in waterborne coatings, where it prevents premature curing and simplifies processing. Melting point: TRIXENE SC 7721 Blocked Polyisocyanate Curing Agent with a melting point of 95°C is used in heat-cured adhesive systems, where it ensures rapid curing and strong final bond strength. NCO content: TRIXENE SC 7721 Blocked Polyisocyanate Curing Agent with an NCO content of 13% is used in wood finishes, where it enhances hardness and abrasion resistance of the final coating. Molecular weight: TRIXENE SC 7721 Blocked Polyisocyanate Curing Agent with a molecular weight of 1000 g/mol is used in flexible packaging laminates, where it provides optimal balance of durability and flexibility. |
Competitive TRIXENE SC 7721 Blocked Polyisocyanate Curing Agent prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please contact us at +8615651039172 or mail to sales9@bouling-chem.com.
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Tel: +8615651039172
Email: sales9@bouling-chem.com
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