TECHNICAL INFORMATION
Solubility of anti-aging agent against various solvents and performance examples
Solubility of anti-aging agent against various solvents
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Methanol
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Ethanol
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Ethyl ether |
Isopropyl
alcohol |
Acetone
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Methyl
ethyl ketone |
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BHT
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◎: More than 10g of dissolution in 100ml of solvent, ○: 3 to 10g of dissolution in 100ml, ●:1 to 3g of dissolution in 100ml, △: 0.1 to 1g of dissolution in 100ml, ×: Less than 0.1g or insoluble in 100ml.
*The listed data is a representative example and does not indicate the guaranteed values.
*The listed data is a representative example and does not indicate the guaranteed values.
Performance example of anti-aging agent on natural rubber compound
| Moony scorch ML-125℃ |
Initial physical properties | |||||
| Vm | t 5 (min) | Hs | TB (MPa) | EB (%) | ||
| Amine type | 3C | 15.5 | 20.6 | 58 | 26.5 | 550 |
| 6C | 16.3 | 20.9 | 58 | 26.3 | 550 | |
| 35 | 17.0 | 20.5 | 58 | 26.5 | 550 | |
| H | 17.0 | 20.7 | 58 | 26.5 | 540 | |
| RD | 16.0 | 23.5 | 58 | 26.3 | 540 | |
| BA | 16.5 | 24.8 | 58 | 26.0 | 550 | |
| OD-3 | 17.5 | 24.7 | 58 | 26.2 | 540 | |
| DCD | 17.0 | 23.8 | 58 | 25.9 | 540 | |
| Phenolic | BHT | 16.5 | 20.1 | 58 | 25.7 | 550 |
| EBP | 17.0 | 19.8 | 58 | 25.8 | 550 | |
| Blank | 16.5 | 24.1 | 59 | 26.0 | 540 | |
| Heat aging test 100℃ ×120h |
Demattia flex test growth growth；30Kc |
Ozone test 80pphm×40℃ ×5% |
Volatile contamination ※1 |
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| HS change value | TB rate of change(%) | EB rate of change(%) | Crack length(mm) | Occurrence time(h) | Color difference(△E) | ||
| Amine type | 3C | 6 | -51 | -41 | 10.5 | 3 | 16.4 |
| 6C | 5 | -46 | -40 | 11.9 | 3 | 11.2 | |
| 35 | 5 | -45 | -40 | 12.0 | 3 | 2.0 | |
| H | 4 | -50 | -38 | 14.4 | 1 | 7.3 | |
| RD | 5 | -40 | -37 | 13.6 | 1 | 0.9 | |
| BA | 5 | -48 | -44 | 9.6 | 0.5 | 6.0 | |
| OD-3 | 5 | -44 | -39 | 13.7 | 0.5 | 1.1 | |
| DCD | 4 | -48 | -43 | 14.5 | 0.5 | 1.2 | |
| Phenolic | BHT | 2 | -53 | -49 | 16.0 | 0.5 | 1.7 |
| EBP | 4 | -47 | -42 | 13.3 | 0.5 | 1.5 | |
| Blank | ±0 | -62 | -58 | 20.0 | 0.5 | 1.5 | |
(Formulation) NR RSS #1: 100, zinc oxide #3: 5, stearic acid: 1, FEF black: 40, Accelerator CZ: 1.2, sulfur: 2, antioxidant: 1.5 [phr] (Vulcanization conditions) 150 ℃ × 10 min
*1 Put the material into a glass cylinder, cover it with a white acrylic painted board, and is heat-treated for 24h at 130℃.
After the heat treatment, irradiate sunshine weatherometer to the white acrylic painted board for 24 hours and measure the color difference from the unprocessed painted board.
*The listed data is a representative example and does not indicate the guaranteed values.
*1 Put the material into a glass cylinder, cover it with a white acrylic painted board, and is heat-treated for 24h at 130℃.
After the heat treatment, irradiate sunshine weatherometer to the white acrylic painted board for 24 hours and measure the color difference from the unprocessed painted board.
*The listed data is a representative example and does not indicate the guaranteed values.
