Committed to the development, production and sales of high-quality rubber additives. At present, the company has more than 30 kinds of products of SUNNYJOINT, including accelerators, antioxidants, vulcanizing agents and other special additives. It also provides products in different forms such as oil-extended, granulated and ultra-fine products.
PRODUCTS
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RUBBER ACCELERATOR
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RUBBER ANTIOXIDANT
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ANTISCORCHING AGENT
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VULCANIZING AGENT
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ANTI- REVERSION AGENT
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PREDISPERSED RUBBER CHEMICALS
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OTHER CHEMICAL
PRODUCTS
DBD
Plasticizer, Peptizer
Chemical Name 2，2′-Dibenzamido diphphenyl disulfide；Dithio-bisbenzanilide
Di-（o-benzamido diphphenyl）disulfide
Molecular Formula C26H20N2O2S2
Molecular Structure 
Molecular Weight 456.59
CAS NO. 135-57-9
Specification
|
TYPE |
P22 |
P44 /DBD-3 |
|
Appearance |
White or Pale Yellow Powder |
Light Green Pellet Solid |
|
Melting Range,℃ |
136-143 |
136-143 |
|
DBD content ≥% |
95 |
40.0±2 |
|
Loss on Drying %≤ |
0.50 |
0.50 |
|
Ash %≤ |
0.30 |
0.5 |
|
Residues(150μm) %≤ |
0.50 |
/ |
Properties White or pale yellow powder, low toxicity. Soluble in organic solvent such as benzene, ethanol, acetone, etc. Insoluble in water. It is considered to be a potential skin sensitizer.
Uses It is an effective chemical peptizer for NR and SBR. It is specially suitable for mixing at high temperature over 120°C.It can reduce the milling time greatly and thereby can save the power consumption, and it has little effect on the aging properties of rubber products While improving the process ability. It isn't blooming from rubber. It disperses readily in rubber and should be added at the beginning of the mixing cycle, using either internal mixers or open mills.
Package 25kg/bag
Storage Life 12 months
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