ZC-191 unsaturated polyester resin manufactured from raw materials like phthalic anhydride, maleic anhydride, and standard diols .The unsaturated polyester resin has been dissolved in the cross -linking monomer of the styrene, with medium viscosity and medium reaction activity.
| Supplier | |
|---|---|
| Resin Type | Unsaturated Polyester Resin  | 
		
| Pre-promotion Thixotropy | /  | 
		
| Molding Process | Hand Lay-up, Spraying  | 
		
ZC-191 resin features good strength and rigidity, fast post cure , excellent mechanical properties.
ZC-191 unsaturated polyester resin is widely used for ordinary glass reinforced products.
| Property | Value | Unit | TM | 
| Appearance | Light yellow ransparent viscous liquid | – | – | 
| Acid Value | 19-25 | mgKOH/g | GB/T 2895-2008 | 
| Viscosity,25℃ | 0.30-0.60 | Pa.s | GB/T 7193-2008 | 
| Solid Content | 59-65 | % | GB/T 7193-2008 | 
| Thermal Stability,80℃ | ≥24 | h | GB/T 7193-2008 | 
| Gelation time,25℃ | 6-18 | min | GB/T 7193-2008 |