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| Nocrac 500 |
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| Blend of N-phenyl-1-naphthylamine(PA) and N,N'-diphenyl-p-phenylenediamine(DP) |
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Used for NR, IR, BR, NBR and CR.
Designed against flex-cracking and heat especially effective for CR.
No influence on vulcanizing action but small blooming by DP. |
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Appearance: Blackish brown wax-like small lump
Freezing point: 45'C min.
Antioxidant efficiency: Heat and flex-cracking resistant
Rubber staining property: Remarkable
Recommended quantity: 0.5-1 phr |
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