Dibenzothiazole disulfide Cas no: 120-78-5 Specification: no. Itemunitspecification 1appearance light-yellow powder 2initial m. P. (min)c162.0 3loss on drying (max)%0.40 4ash (max)%0.50 5residues on 63um sieve (max)%0.50 6oil content (*)%0; 1.0--2.0 Properties: a little bitter taste. Specific gravity: 1.50--1.59. Soluble in chloroform, toluene, benzene, carbon tetrachloride. Insoluble in water and ethyl alcohol. Application: given flat, moderately fast cures in nr and sr. Also used in a wide range of general purpose rubber. Non-staining/non-discolouring in "white" socks; use as a plasticiser and/or retarder in polychloroprene rubber. Secondary acceleration is usually required for synth etic polymers. Better scorch safety than mbt. Storage: keep container tightly closed in a cool, well-ventilated place. The recommended max. Storage life is 2 years when stored under normal conditions. Packaging: 20kg bag.
It is used for natural and many synthetic rubbers.Mainly used in the manufacture of tires,hose,footwear,tape and genera industrial products. It is gray-white powder,and have three grades,qualified grade ,first grade and top grade. Its packing is 25kg plastic woven bag,paper with plastic film bag. The product could be oiled and pelleted upon customer request.
Appearanceyellow powderyellow powderyellow powder InitialºC=173.0171.0170.0 Loss on drying %=0.300.400.50 Ash%=0.300.300.30 Residues=0.100.100.10 It is yellow powder. Slightly foul odor and bitter taste,nonpoisonous. Specific gravity :1.42-1.52.Soluble in ethyl acetone,acetone,dilute solution of sodium hydroxide and sodium carbonate,ethyl alcohol. Not easily soluble in benzene. Insoluble in water and gasoline. It is used in the manufacture of tires, tubes, footwear, rubber belts and hoses. Its packing is paper with plastic film bag,25kg plastic woven bag The product should be stored in the dry and cooling place with good ventilation,avoiding exposure of the packaged productto direct sunlight.
1f=specification:(gb11407-89) Item specification High grade 1st grade qualified Appearance light-yellow or pale powder and grain Melting point, f¦fª 173.0 171.0 170.0 Ash·+%f_ 0.30 0.30 0.30 Reduction in weight after heating·+%f_ 0.30 0.40 0.50 Screen residue(100 meshes)·+%f_ 0.00 0.10 0.10 2f=properties:light-yellow or pale-yellow powder, bitter, poisonless, nonsoluble in water and gasoline, but soluble in ethyl acetate, acetone, dichloromethane, ether, chloroform and in the solution of alkaline carbonate. 3f=application:an universal rubber accelerator, mainly is used in tyres, rubber shoes and other rubber articles. It is not used in rubber bags for food because of its bitter. Package:polypropyrene knitted bags lined with polyehtylene bags. Net weight 25kg per bag
Chemical Name: Dibenzothiazole disulfide Specification: Item Powder Oiled powder Granule Appearance Gray-white or light yellow powder(granule) Initial M.P. �¿C â?¥ 167.0 167.0 167.0 Loss on drying % â?¤ 0.30 0.50 0.30 Ash % â?¤ 0.30 0.30 0.30 Residues on 150�¼m sieve, % â?¤ 0.10 0.50 -- Additive, % -- 1.0-2.0 -- Granule Diameter, mm -- -- 1.50 Properties: A little bitter taste. Specific gravity: 1.45--1.54. Soluble in chloroform, toluene, benzene, carbon tetrachloride. Insoluble in water and ethyl alcohol. Application: Given flat, moderately fast cures in NR and SR. Also used in a wide range of general purpose rubber. Non-staining/non-discolouring in "white" socks; use as a plasticiser and/or retarder in polychloroprene rubber. Secondary acceleration is usually required for synthetic polymers. Better scorch safety than Accelerator MBT. Packaging: 25kg plastic woven bag, paper with plastic film bag, kraft paper bag or jumbo bag Storage: Keep container tightly closed in a cool, well-ventilated place. The recommended maximum storage life is 2 years when stored under normal conditions.
Properties: A little bitter taste. Specific gravity: 1.50--1.59. Soluble in chloroform, toluene, benzene, carbon tetrachloride. Insoluble in water and ethyl alcohol. Application: Given flat, moderately fast cures in NR and SR. Also used in a wide range of general purpose rubber. Non-staining/non-discolouring in "white" socks; use as a plasticiser and/or retarder in polychloroprene rubber. Secondary acceleration is usually required for synthetic polymers. Better scorch safety than MBT. Storage: Keep container tightly closed in a cool, well-ventilated place. The recommended max. storage life is 2 years when stored under normal conditions. Packaging: 20kg bag.
Item Index Appearance White or light-yellow powder Melting point, min 166 Heating loss, % max 0.40 Ash, % max 0.50 Residue(150m) , % max 0.05
Trade name: MBT,M Chemical Name : 2-Mercaptobenzothiazole Molecular Formula: C7H5NS2 Item Specifications Appearance: Light-yellow powder Initial M.P.,?= ,170.0 Loss on Drying%,= , 0.4 Ash%,= , 0.30 (150µm)Residues %,=, 0.05
Trade name: MBTS,DM Chemical Name: Dibenzothiazole disulfide Molecular Formula: C14H8N2S4 Used as an acid accelerator currently and a medium fast primary accelerator. Imparts excellent aging properties when used both alone and in combination with DM, TMTD and many other basic accelerators for higher activity. Its accelerative temperature is low and easily be dispersed with lower pollution. Mainly used in the manufacture of tires, tubes, foot wear, rubber belts and hoses etc.
Chemical Name:2-Mercaptobenzothiazole Molecular Formula: C7H5NS2 Modular Weight: 167.25 CAS NO: 149-30-4 Properties: Slightly foul odor and bitter taste, nonpoisonous. Specific gravity: 1.46-1.52.Soluble in ethyl acetone, acetone, dilute solution of sodium hydroxide and sodium carbonate, ethyl alcohol. Not easily soluble in benzene. Insoluble in water and gasoline. Application: Used for NR, IR, SBR, NBR, HR and EPDM.One of the mainly used acidic accelerators currontly and a medium fast primary accelerator. Imparts excellent aging properties, when used both alone and in combination with DM,TMTD and many others, mainly basic accelerators for higher activity. But care should be taken because it has a slight tendency to scorch. Unsuitable for use in the manufacture of food contact materials. Mainly used in the manufacture of tires, tubes, footwear, rubber belts and hoses etc. Storage: Keep container tightly closed in a cool, well-ventilated place. The recommended max. storage life is 2 years when stored under normal conditions. Packaging:25kg bag.
Chemical Name: 2-Mercaptobenzothiazole Specification: Item Powder Oiled powder Granule Appearance Light yellow powder(granule) Initial M.P. C 171.0 171.0 171.0 Loss on drying % 0.30 0.50 0.30 Ash % 0.30 0.30 0.30 Residues on 150 m sieve, % 0.10 0.10 Additive, % 1.0-2.0 Granule Diameter, mm 1.0-3.0 Properties: It is light yellow powder (granule) with a little osmyl and taste bitter . Specific gravity:1.42-1.52. Soluble in ethyl acetate , ethanol , solution of NaOH and Na2CO3 , insoluble in benzene , water ang gasoline . Application: Used as an acid accelerator currently and a medium fast primary accelerator. Imparts excellent aging properties when used both alone and in combination with MBTS, TMTD and many others basic accelerators for higher activity. Its accelerative temperature is low and easily be dispersed with lower pollution . Mainly used in the manufacture of tires, tubes, footwear, rubber belts and hoses etc. Packaging: 25kg plastic woven bag , paper with plastic film bag , kraft paper bag or jumbo bag . Storage: Keep container tightly closed in a cool, well-ventilated place. The recommended maximum storage life is 2 years when stored under normal conditions.
Chemical Name: 2-Mercaptobenzothiazole Molecular Formula: C7H5NS2 Molecular Weight:167.26 Product Standard: GB/T11407-2003 Cas no: 149-30-4 Specification Item Top Grade First Grade Qualified Grade Appearance (Visual Inspection) Yellow Powder Initial M.P.,173.0 171.0 170.0 Loss on Drying%,í_ 0.30 0.40 0.50 Ash%,í_ 0.30 0.30 0.30 Residues(150)%, 0.00 0.10 0.10 Properties: Yellow powder.Slightly foul odor and bitter taste,nonpoisonous. Specific gravity: 1.42-1.52. Soluble in ethyl acetone,acetone,dilute solution of sodium hydroxide and sodium carbonate, ethyl alcohol. Not easily soluble in benzene. Insoluble in water and gasoline. Application: The product is a hemi-ultra accelerator, extensively used in vulcanization of natural and synthetic rubbers. Mainly used in the manufacture of rubber tires, rubber belts, rubber shoes and other industrial rubber products. Storage: The product should be storaged in the dry and cooling place with good ventilation. Notes: The product could be oiled and pelleted upon customers request. Package: 25kg plastic woven bag, paper with plastic film bag, kraft paper bag or jumbo bag.
Chemical Name: Dibenzothiazole disulfide Molecular Formula:C14H8N2S4 Properties: A little bitter taste. Specific gravity: 1.50--1.59. Soluble in chloroform, toluene, benzene, carbon tetrachloride. Insoluble in water and ethyl alcohol. Application: Given flat, moderately fast cures in NR and SR. Also used in a wide range of general purpose rubber. Non-staining/non-discolouring in "white" socks; use as a plasticiser and/or retarder in polychloroprene rubber. Secondary acceleration is usually required for synthetic polymers. Better scorch safety than MBT. Storage: Keep container tightly closed in a cool, well-ventilated place. The recommended max. storage life is 2 years when stored under normal conditions. Packaging: 25kg bag.
Dibenzothiazole disulfide Cas no: 120-78-5 Specification: no. Itemunitspecification 1appearance light-yellow powder 2initial m. P. (min)c162.0 3loss on drying (max)%0.40 4ash (max)%0.50 5residues on 63um sieve (max)%0.50 6oil content (*)%0; 1.0--2.0 Properties: a little bitter taste. Specific gravity: 1.50--1.59. Soluble in chloroform, toluene, benzene, carbon tetrachloride. Insoluble in water and ethyl alcohol. Application: given flat, moderately fast cures in nr and sr. Also used in a wide range of general purpose rubber. Non-staining/non-discolouring in "white" socks; use as a plasticiser and/or retarder in polychloroprene rubber. Secondary acceleration is usually required for synthetic polymers. Better scorch safety than mbt. Storage: keep container tightly closed in a cool, well-ventilated place. The recommended max. Storage life is 2 years when stored under normal conditions. Packaging: 20kg bag.
Chemical name Dibenzothiazole disulfide Molecular formulaC14h8n2s4 Molecular weight332.46 Chemical structure Cas no.120-78-5 Einecs no.: 204-424-9 Classification: Chemical auxiliary agent Usage: Rubber auxiliary agents Purity: 99% Place of origin: Henan china (mainland) Brand name: Xin xiang yuan ye 0kg/bag polypropyrene knitted bags lined with polyethylene bags.
Product Introduction MBTS is an accelerator of NR and SR. It has level and middle cure rate and higher Vulcanization temperature. It operates safely disperses easily and does not contaminate. It is aging resistant. White or light yellow powder or granule with slightly bit-ter taste, nonpoisonous. Application Mainly used in manufacture of tires, rubber tubes, rubber shoes, rubber cloth and other technical rubber goods. Accelerator MBTS works as plasticizer and delayed action activator in poly-chloroprene. Packing: In knitted bag lined with plastic bag or Kraft paper bag. 25kgs/bag or at buyer's request.
Rubber accelerator dpg Chemical name:diphenyl guanidine Molecular formula:c13h13n3 Cas no:102-06-7 Specification: Appearance Gray-white powder Initial m.P. Oc 144.0 Heating loss 0.40 Ash 0.40 Residues on sieve(150m), % 0.10 Properties:grayish-white powder. No taste, no poison. Densiy is 1.08-1.19. Soluble in acetone, ethyl acetate, benzene, alcohol, slightly soluble in ccl4; insoluble in water and gasoline. Application:used as a secondary accelerator with thiazoles and sulphenamides in nr and sbr compounds. Exhibits better storage stability compared to thiuram and dithiocarbamates but is not so active. Dpg can be used in latex as secondary gelling agent (foam stabilizer) in the silico-flouride foam process Packing: 25kg in kraft paper bag with pe bag inside, or 25kg in plastic woven bag with pe bag inside, or as customers request. Storage:keep in a cool, well-ventilated place. The shelf life is 2 years. Notes: the products could be oil coated powder, as per customers request.
Rubber accelerator cbs Chemical name:n-cyclohexyl-2-benzothiazole sulfenamide Molecular formula:c13h16n2s2 Cas no:95-33-0 Specification: Appearance Gray-white powder Gray -white granular Initial m.P. Oc 98.0 98.0 Heating loss % 0.30 0.30 Ash% 0.30 0.30 Residues on sieve(150î¼m), % 0.10 Properties:gray-white powder (granule) with a little odor, no poison. The density is 1.31-1.34. M.P.: 98oc above. Soluble in benzene, boluene, chloroform, cs2, ch2cl2 acetone, ethyl acetate, hardly soluble in alcohol, insoluble in water, gasoline, acid / alkali with lower concentration Application:cbs has excellent scorching property, high curing rate, high modulus of vulcanized rubbers, wide range of application. It is a sulfenamide accelerator with the highest activity in epdm. 25kg/bag
Rubber accelerator tmtd Specification: Chemical name:tetramethyl thiuram disulfide Cas no: 137-26-8 Specification: no.Itemunitspecification 1appearance-white powder 2initial m.P. (min)c142.0 3loss on drying (max)%0.40 4ash (max)%0.30 5residue on 150m sieve (max)%0.10 Properties:no odor and poison. Irritating to the skin and the respiratory tract. Specific gravity: 1.38--1.44. Soluble in chloroform, acetone, benzene; hardly soluble in carbon tetrachloride, ethyl alcohol & insoluble in water or gasoline. Application:can be used as a single accelerator, as a secondary accelerator or as a sulphur donor in most sulphur-cured elastomers. Scorchy and gives fast cure rates. Produces an excellent vulcanisation plateau with good heat aging and compression set resistance in sulphurless and ev cure systems. Good color retention is obtained in non-black vulcanisation. A valuable secondary accelerator for epdm. May be used as a retarder in the vulcanisation of polychloroprene rubber with etu. Storage:keep container tightly closed in a cool, well-ventilated place. The recommended max. Storage life is 2 years when stored under normal conditions. Packaging: 25kg bag.
Rubber Accelerators (MBT, MBTS, CBS, DPG), Rubber Antioxidants (TMQ, IPPD, 6PPD), and Anti scorching Agent (PVI)
