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74-31-7 Chemical Auxiliary Agent Pharmaceuticals
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Product name
N,N-Diphenyl-p-phenylenediamine CAS:74-31-7
Packaging, Storage &Shelf Life
Package
1kg/bag,25kg/ drum
Storage
Stored in original packaging for two years at a temperature not exceeding 40°C.
Shelf life
2 years if sealed and stored properly.
Specification
Item |
Specifications |
Results |
Appearance |
Light brown or gray powder |
Conforms |
Initial Melting Point |
≥140.0℃ |
140.0℃ |
Ash |
≤0.40% |
0.091% |
Loss on heating |
≤0.40% |
0.16% |
Residue on sieve(100mesh) |
≤1.0% |
0.50% |
Conclusion |
The results conforms with enterprise standards |
Function:
Used in rubber latex, such as natural butadiene benzene, butadiene nitrile, cis-Ding, Ding Ji, polyisoprene and so on, It can make it have good flexure resistance and anti-cracking property. It can improve the tensile strength, enhance the protection against harmful metals such as oxygen, ozone and copper wall manganese, but have no effect on vulcanization.
Combined with antioxidant D can solve a variety of aging problems of dark rubber products.
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