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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OTHER CHEMICAL
DETAILS>
Accelerator
Chemical Name Zinc 2-mercaptobenzothiazole
Molecular Formula C14H8N2S4Zn
Molecular Structure 
Gravity 1.70
Molecular Weight 397.86
CAS NO. 155-04-4
Specification
Appearance | ZMBT(High) | ZMBT(Low) |
Light Yellow Powder | ||
Initial M.P. ℃≥ | 200.0 | 200.0 |
Loss on Drying %≤ | 0.40 | 0.40 |
Free MBT % | 14.0-18.0 | 0.0-2.0 |
Zinc Content % | 15.0-18.0 | 20.0-25.0 |
Residues(150μm) %≤ | 0.10 | 0.10 |
Properties Soluble in chloroform, acetone, partly soluble in benzene, ethanol, CCl4, insoluble in gasoline, water and ethyl acetate. Decomposing when meeting strong acid and strong alkali.
Uses Used for NR, IR, SBR, NBR, EPDM and latex. Be a secondary accelerator in combination with PZ and EZ. Similar performance as MBT at curing temperature in dry rubber application. Suitable for mold curing. Requires zinc oxide and stearic acid as activators in many kinds of rubber batches. Easily disperses in rubber, yields non-staining and non-discoloring products. Mainly used in latex products, foam rubber, latex coating gloves, etc. Can be used in medical or food related rubber products.
Package 25kg/bag
Storage Life 24 months
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