FBA 185 (Optical Brightener CXT)
PHYSICAL PROPERTIES
| (Item) | (Specification) |
| (Appearance) | (Light yellow powder) |
| (Content, %) | ≥98.0% |
| (Moisture, %) | ≤5.0% |
| (Ionicity) | (Anionic) |
| (Max. Absorption Wavelength, nm) | 350 ± 2 |
| (Max. Emission Wavelength, nm) | 432 ± 2 |
| (pH Value) | 7.0～9.0 |
| (Recommended Dosage for PVC, phr) | 0.03～0.08 (Based on 100 parts PVC resin; rarely used in rigid PVC, mainly for flexible or coating systems) |
FBA 367 (Optical Brightener KCB)
PHYSICAL PROPERTIES
| (Item) | (Specification) |
| (Appearance) | (Yellow-green crystalline powder) |
| (Melting Point, ℃) | 212～216 |
| (Purity, %) | ≥99.0% |
| (Volatile Content, %) | ≤0.5% |
| (Particle Size, ≥325 mesh pass rate) | ≥99.0% |
| (Max. Absorption Wavelength, nm) | 370 ± 2 |
| (Max. Emission Wavelength, nm) | 435 ± 2 |
| (Ash Content, %) | ≤0.5% |
| (Recommended Dosage for PVC, phr) | 0.01～0.025 (Based on 100 parts PVC resin) |
FBA 368 (Optical Brightener KSN)
PHYSICAL PROPERTIES
| (Item) | (Specification) |
| (Appearance) | (Light yellow crystalline powder) |
| (Melting Point, ℃) | 271～275 |
| (Purity, %) | ≥99.0% |
| (Volatile Content, %) | ≤0.5% |
| (Particle Size, ≥325 mesh pass rate) | ≥99.0% |
| (Max. Absorption Wavelength, nm) | 372 ± 2 |
| (Max. Emission Wavelength, nm) | 438 ± 2 |
| (Ash Content, %) | ≤0.5% |
| (Recommended Dosage for PVC, phr) | 0.015～0.035 (Based on 100 parts PVC resin) |
FBA 378 (Optical Brightener FP 127)
PHYSICAL PROPERTIES
| (Item) | (Specification) |
| (Appearance) | (Light yellow powder) |
| (Melting Point, ℃) | 222～226 |
| (Purity, %) | ≥99.0% |
| (Volatile Content, %) | ≤0.5% |
| (Particle Size, ≥325 mesh pass rate) | ≥99.0% |
| (Max. Absorption Wavelength, nm) | 368 ± 2 |
| (Max. Emission Wavelength, nm) | 436 ± 2 |
| (Ash Content, %) | ≤0.5% |
| (Recommended Dosage for PVC, phr) | 0.008～0.025 (Based on 100 parts PVC resin) |
FBA 393 (Optical Brightener OB-1)
PHYSICAL PROPERTIES
| (Item) | (Specification) |
| (Appearance) | (Bright yellow crystalline powder) |
| (Melting Point, ℃) | 352～358 |
| (Purity, %) | ≥99.0% |
| (Volatile Content, %) | ≤0.5% |
| (Particle Size, ≥325 mesh pass rate) | ≥99.0% |
| (Max. Absorption Wavelength, nm) | 374 ± 2 |
| (Max. Emission Wavelength, nm) | 440 ± 2 |
| (Ash Content, %) | ≤0.5% |
| (Recommended Dosage for PVC, phr) | 0.006～0.018 (Based on 100 parts PVC resin) |
Coating-grade PVDF
PHYSICAL PROPERTIE
| Item | Unit | Index | Test Method / Standards |
| Appearance | / | White Powder | Visual inspection |
| Melt Mass Flow Rate | g/10min | 18.0〜45.0 | ASTM D1238、GB/T 3682 (230℃，2.16kg) |
| Bulk Density | g/L | 200〜400 | HG/T 2900 |
| Melting Point | ℃ | 164〜172 | ASTM D3418 |
| Standard Relative Density | / | 1.77〜1.79 | ASTM D792、GB/T 1033.1 |
| Hardness | / | 75〜76 | ASTM D2240、GB/T 2411 |
| Moisture Content | % | ≤0.1 | Loss on drying |
Compression-molding-grade PFA
PHYSICAL PROPERTIE
| Item | Unit | Index | Test Method/ Standards |
| Appearance | / | Semi-transparent pellets, the percentage of pellets with visible black spots shall not exceed 5% | Visual Inspection |
| Melt Flow Index | g/10min | 0.8～3.0 | / |
| Tensile Strength (23℃) | MPa | 24～35 | GB/T 1040.1-2018 |
| Elongation at Break (23℃) | % | 300～350 | GB/T 1040.1-2018 |
| Specific Gravity (25℃) | g/cm3 | 2.12～2.17 | GB/T 1033.1-2008 |
| Dielectric Constant (10⁶Hz) | / | ≤2.1 | GB/T 1409-2006 |
| Dielectric Dissipation Factor (10⁶Hz) | / | ≤1×10-4 | GB/T 1409-2006 |
| Melting Point | ℃ | 300～310 | GB/T 28724-2012 |
| Volatile Matter | % | ≤0.3 | HG/T 2904-1997 |
| Hardness (Shore D) | Shore D | 50～60 | GB/T 2411-2008 |
| Flame Retardant Rating | Level | V-0 | GB/T 2408-2021 |
| Limiting Oxygen Index (1.57 mm) | % | ＞95 | GB/T 2406-2009 |
Compression-molding-grade PVDF
PHYSICAL PROPERTIE
| Item | Unit | Index | Test Method / Standards |
| Melt Mass Flow Rate | g/10min | 1.0〜6.0 | ASTM D1238、GB/T 3682 (230℃，12.5kg) |
| Tensile Strength | MPa | ≥35.0 | ASTM D638、GB/T 1040.1 |
| Elongation at Break | ％ | ≥200 | ASTM D638、GB/T 1040.1 |
| Yield Tensile Strength | MPa | ≥34.0 | ASTM D638、GB/T 1040.1 |
| Yield Elongation | ％ | ≥15 | ASTM D638、GB/T 1040.1 |
| Standard Relative Density | / | 1.75〜1.79 | ASTM D792、GB/T 1033.1 |
| Hardness(Shore D) | / | 70〜80 | ASTM D2240、GB/T 2411 |
| Melting Point | ℃ | 160〜170 | ASTM D3418 |
Environment-friendly FEP Dispersion
PHYSICAL PROPERTIE
| Item | Unit | Index | Test Method/ Standards | |
| A | C | |||
| Appearance | / | Milky-white or pale yellow liquid | Visual inspection | |
| Melt Flow Index | g/10min | 0.8~10.0 | 3.0~8.0 | GB/T 3682 |
| Solids Content | % | 50.0±2.0 | ASTM D4441 | |
| Surfactant Content | % | 7.0±2.0 | ASTM D4441 | |
| pH Value | / | 8.0±1.0 | 9.0±1.0 | GB/T 9724 |
ETFE Coating Powder
PHYSICAL PROPERTIE
| Item | Unit | Index | Test Method/ Standards |
| Appearance | / | White Powder | Visual inspection |
| Apparent Density | g/ml | ≥0.60 | / |
| Average Particle Size | μm | 40～90 | Laser diffraction method |
| Melting Point | ℃ | 220～230 | DSC |
| Melt Flow Index | g/10min | 15～20 | ASTM-D3159（297℃*49N） |
| Tensile Strength | MPa | ≥30 | HG/T 2904-1997 |
| Elongation at Break | % | ≥300 | HG/T 2904-1997 |
| Surface Resistance | Ω | 104-1010（Antistatic coating） | Surface Resistance Tester |
Extrusion / Injection-molding-grade ETFE
PHYSICAL PROPERTIE
| Item | Unit | Index | Test Method/ Standards |
| Appearance | / | Semi-transparent pellets, the percentage of pellets with visible black spots shall not exceed 2% | Visual inspection |
| Melt Flow Index | g/10min | 25.1～35.0 | ASTM D3159
（297℃，5KG load） |
| Melting Point | ℃ | 245～255 | D-3159 |
| Specific Gravity | g/cm3 | 1.70～1.75 | HG/T 2904—1997 |
| Rockwell Hardness | HB | 61～70 | D-2240 |
| Tensile Strength（23℃） | Mpa | 30～50 | HG/T 2904—1997 |
| Elongation at Break（23℃） | % | 300～450 | HG/T 2904—1997 |
| Notched Impact Strength（23℃） | Ft-lb/in | No Break | HG/T 2904—1997 |
| Water Absorption Rate | % | ≤0.03 | HG/T 2902—1997 |
| Oxygen Index | % | 30～40 | GB/ T 2406-93 |
| Flame Retardancy | Level | V-0 | GB/T 2408-2008 |
| Dielectric Constant | / | ≤2.4 | HG/T 2904—1997 |
| Dielectric Loss | / | 0.008 | HG/T 2904—1997 |
| Dielectric Breakdown Voltage（0.2mm） | KV | Above 7.5KV | ASTM D149 |
| Glass Transition Temperature | ℃ | 80～120 | DMA |
| Operating Temperature | ℃ | -50～150 | UL-746 |
Extrusion / Injection-molding-grade PFA
PHYSICAL PROPERTIE
| Item | Unit | Index | Test Method/ Standards |
| Appearance | / | Semi-transparent pellets, the percentage of pellets with visible black spots shall not exceed 5% | Visual Inspection |
| Melt Flow Index | g/10min | 3.1～6.0 | / |
| Tensile Strength (23℃) | MPa | 24～35 | GB/T 1040.1-2018 |
| Elongation at Break (23℃) | % | 300～350 | GB/T 1040.1-2018 |
| Specific Gravity (25℃) | g/cm3 | 2.12～2.17 | GB/T 1033.1-2008 |
| Dielectric Constant (10⁶Hz) | / | ≤2.1 | GB/T 1409-2006 |
| Dielectric Dissipation Factor (10⁶Hz) | / | ≤1×10-4 | GB/T 1409-2006 |
| Melting Point | ℃ | 300～310 | GB/T 28724-2012 |
| Volatile Matter | % | ≤0.3 | HG/T 2904-1997 |
| Hardness (Shore D) | Shore D | 50～60 | GB/T 2411-2008 |
| Flame Retardant Rating | Level | V-0 | GB/T 2408-2021 |
| Limiting Oxygen Index (1.57 mm) | % | ＞95 | GB/T 2406-2009 |
