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Di-TMPTA (bis-trimethylolpropane tetraacrylate)
BM4242
Product features:
BM4242 (DiTMPTA) is a bis-trimethylolpropane tetraacrylate that features low volatility, high reactivity, high cross-linking density, and low skin irritation. After curing into a film, it exhibits excellent hardness, elasticity, and toughness—without being brittle—and boasts outstanding tensile strength as well as superior resistance and chemical durability.
Recommended use:
UV coatings, UV inks, UV adhesives, and the like.
Shelf life:
Store at room temperature, sealed and protected from light. Shelf life: 12 months.
Packaging specifications:
200L packaging drum; 25L packaging drum.
Precautions:
None
Product Specifications:
| Project | Indicator | Detection method |
|---|---|---|
| Appearance | Transparent liquid | Visually |
| Color (APHA) | ≤50 | GB/T 3143-1982 (Platinum-Cobalt Method) |
| Viscosity (cps/25℃) | 400-800 | GB/T 2794-2022 |
| Acid value (mg KOH/g) | ≤0.5 | GB/T 6743-2008 |
| Specific gravity (g/cm3) | 1.095–1.105 | GB/T 6750-2007 |
| Refractive index (25℃) | 1.475 ± 0.005 | GB/T 614-2006 |
| Functionality | 4 | Theoretical value |
|
Moisture content (%) |
≤0.1 | GB/T 6283-2008 Karl Fischer |
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