Rubber Chemical PVI ,also called PVI or CTP also known as N-(Cyclohexylthio) phthalimide used as ant scorching agent, is an flame retardant for NR and synthetic diene rubbers. PVI is a pre-vulcanization inhibitor which enables processing safety to be controlled in a predictable manner in sulphur curable compounds. Applicationï¼? It is a high effective pre-vulcanization inhibitor. It's applied in NR,SBR,BR,IIR,CR,EPM,EPDM, NBR with cure system consisting of sulfur and Thiazole but mainly Sulphenamide Accelerator. Suitable for the all kinds of tire, Rubber hose, belts and other rubber products. Packing: Paper/plastic laminated bags or paper bags of 20kg/25kg net. Stored in dry, cool and ventilate area. Avoiding moisture, fire and direct sunlight.
Polybutadiene rubber (BR, PBR) is one of the most frequently-used synthetic rubber in Rubber industries, which is sometimes used as a substitute for natural rubber (NR). It is produced either by anionic polymerization or by coordination polymerization of 1,3-butadiene typically in a non-polar solvent. It has high abrasion resistance, high resilience, good low temperature properties characteristics. there are two types of Polybutadiene rubber available at Yusheng, they are BR9000(Nickel Catalyst) and BR9104(Neodymium catalyst) BR9000(Nickel Catalyst) Applicationï¼? It can be widely used for tire ,footwear, belt, golf ball and other industrial rubber products. Packing: PE film and kraft paper bag packing for piece of rubber or MB5, net weight :25.0�±0.25kg/bag BR9104(Neodymium catalyst) Applicationï¼? It can be widely used for high performance tires, conveyor belts ,footwear soles etc. Packing: PE film and Kraft paper bag packing for piece of rubber or MB5(GPS5), net weight :25.0 ±0.25kg/bag.
Chemical Name : N,N-m-phenylene bismaleimide Molecular Formula: C14H8N2O4 Molecular Weight: 268.23 CAS NO. :3006-93-7 Specifications Item powder Oiled Powder Appearance Yellow or brown powder Initial Melting Point 198.0 198.0 Loss on Drying% 0.50 0.50 Ash% 0.50 0.50 Residue on 150¼m Sieve,% 0.10 0.10 Oil content,% ---- 1.0~2.0 Strength ---- ---- Physical property Density at 20â??(kg/m)3 950 950 Properties: Yellow or brown powder, soluble in THF and 1.44 share of hot acetone, insoluble in petroleum ether, chloroform,benzene and water, melting point 195 C or more. Applications: PDM as a function of rubber chemicals in rubber processing for the curing agent can also help the system can be used for peroxide curing agent, also can be used as anti-scorching agent and tackifier, both for general-purpose rubber, also applies to special rubber and rubber and use system. In natural rubber, and sulfur coordination to prevent reversion to improve the heat resistance, reduce heat, anti-aging, improve adhesion of the rubber and tire cord and the vulcanized rubber modulus. Shoulder for load tire rubber, rubber buffer layer, solve the problem of bias truck tire shoulder separation can also be used for large-size thick natural rubber products and various rubber sundries. PDM can be used as auxiliary curing agent, can significantly improve the correlation performance, increase heat resistance, suitable for high temperature curing system, reducing the compression is very obvious, but also reduce the amount of peroxide, preventing the processing of rubber in the focus burning, improve tire cord and rubber and metal bond strength. PDM is a non-sulfur vulcanizing agent for rubber cable, it can replace thiazoles, thiuram and all sulfur vulcanizing agent, solution of copper wire and copper electrical generation due to exposure to sulfur vulcanizing agent black copper sulfide contamination problems. As scorch agent for the 0.5-1.0 copies, as curing agent for the 2-3, to improve the compressive deformation of 1.5 copies, improve the adhesive strength of 0.5-5.0 copies. Package: 25kg plastic woven bag, paper with plastic film bag, kraft paper bag. Storage: Should be stored in a cool, dry, well ventilated place, packaged products should avoid direct sunlight. Notes: This product is oil based on user needs, treatment or granulation.
Product Description RUBBER ADHESIVE RA-65 (HMMM) CAS NO: 9011-5-6 Brief Introduction: Adhesive RA-65 is composed of Hexamethoxymethylmelamine and an inert Carrier. In conjunction with methylene receptor, it can effectively promote the adhesion between rubber and steel reinforcing material. Technical Specification: Appearance: White powder Ash Content (850oC), % : 29~35 Moisture content (Boiling Evaporation Method) â?¤4.5 Sieve Residue (325 mesh wet-method), % â?¤0.3 Free formaldehyde, % â?¤0.1 Application: This product is used in binding Rubber with steel wire, Nylon, Rayon, fiberglass, etc. In using this product, simply mix it directly into Rubber and it can achieve good adhesive effect by vulcanizing. If this product blended with Rubber Adhesive RS, RH, RE, it can bring in better effect. As this product is one kind of white powder, and has good dispersing feature, it is easy to measure and use. packing; 25kg/bag
Chemical Name : N - ( 1 ,3 - dimethylbutyl ) - N' - phenyl - p â?? phenylenediamine Specification: Item Qualitied Grade Appearance Dark purple pastlles.Dark purple pastilles Melting Point â?¥â?? 45.0 Heating loss(60-70â??)â?¤% 0.30 Ash â?¤% 0.15 Assay(GC)â?¥% 96.0 Freezing pointâ?¥â?? 45.5 Properties: The cinereus solid, the relative density 0.986-1.00, dissolve in the benzene, the acetone, the ethanoic acid, the ethyl acetate, the dichloroethane alkane and the toluene, does not dissolve in the water. Application : Mainly used in manufacture of tires , rubber shoes and other rubber products. Packaging: 20/25kg kraft paper bag. Storage: It should be stored in cool,well ventilated & dry places and away from fire.It should avoid drench and solarization while transportation.
Chemical Name: Zine salt of 2-mercaptobenzimidazole Specification: Item Powder Oiled powder Appearance White powder Initial M.P. �¿C â?¥ 240.0 240.0 Loss on drying % â?¤ 0.50 0.50 Zinc content % 18.0-20.0 18.0-20.0 Residues on 150�¼m sieve, % â?¤ 0.50 0.50 Additive, % -- 1.0-2.0 Properties: White powder. No smell but taste bitter. Soluble in acetone, alcohol, insoluble in benzene gasoline and water. Application: Applications A non-staining secondary antioxidant for NR, CR, SBR, NBR, EPR, etc. Especially effective against heat oxidation in combination with amine. Could be used alone or combined with the anti-degradants, such as DNR or AP. Packaging: 25kg plastic woven bag, paper with plastic film bag, kraft paper bag. Storage: The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 2 years.
Chemical Name: 2,2'-methylenebis(4-methyl-6-tertbutylphenol) Specification: Item Index Appearance White powder Purity,% â?¥ 99.0 Initial Melting pointoCâ?¥ 125.0 Heating loss, % â?¤ 0.50 Ash % â?¤ 0.10 Residues on 150�¼m sieve, % â?¤ 0.20 Properties: White, grey-white to slightly yellow powder, low volatility, steam pressure 2mm/Hg columniation (160oC). In rubber, solubility exceeds2%, in organic impregnant (such as carbinol, Alcohol, Benzene, Acetone, Ethyl acetate, Chloroform) it can well dissolve. Because of the hindered phenolic structure, its chemical character is not lively. In storage it can keep stable conditions. It will appear slightly red after long storage, but have no effect on antioxidant. Application: It can be used as antioxidant in natural rubber, latex, synthetic latex, as well as kinds of plastic products. Also in oil products and fattiness food, it can act suitable antioxidant. This product has low toxicity and volatility, no pollution coloration to the applied products. It's a widely applied hindered phenolic antioxidant. Packaging: 20kg plastic woven bag, paper with plastic film bag.
Chemical name: 2,2,4-trimethyl-1,2-dihydroquinoline content Specification: Item Specification Appearance Amber to browns flake or granular Initial M.P. (Min) â?? 80-100 Loss on drying (Max) % 0.30 Ash (Max) % 0.30 Properties: This product in brown piece of amber, poisonless, Soluble in benzene, chloroform, carbon disulfide and acetone, but not soluble in water. Itâ?²s toxicity is light, pollution is low, fine solution with rubber. This product is combustible, when storing and transporting, always pay attention to fireproof and dampproof. Application: The product is particular excellent kinds of general-purpose ammonia anti-ageing agent. It particular suit to full-steel, semi-steel radial ply tire and it apply to many kinds of the tires, rubber tube, gummed tape, rubber overshoes and general industrial rubber products and also suits to emulsion products. Package 25kg paper bag in lined with plastic bag. It should be stored in a cool well-ventilated area. 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-Mercaptomethylbenzimidazole Specification: Item Powder Oiled powder Appearance(eye measurement) Light yellow or off-white crystalline powder Incipient melting point oC â?¥ 250.0 â?¥ 250.0 Heating loss % â?¤0.40 â?¤0.40 Ash content % â?¤0.40 â?¤0.40 Residue on sieve( 150�¼m),% â?¤ 0.0 â?¤ 0.0 Additive,% -- 1.0-2.0 Properties: Gray-white powder. No amell but taste bitter. The density is 1.33. Soluble in alcohol, acetone, ethyl acetate, slightly soluble in petroleu, ether, CH2CL2, insoluble in CCL4, benzene and water. Good atabilization storge ability. As second anti-degradant without poison. Application: This product can be used for natural and synthetic rubbers. As it is secondary antioxidant, ever better effects can be developed when used together with other antioxidants. Furthermore, when it is employed in casw of sulfurless vulcanization higher heat resistance can be obtained, it also severs as an accelerator of CR and heat sensitizing agent for latices. It is effective not only white and light colored articles, but also for rubber products of all types. But unsuitablefor food processing. Packaging: 25kg; plastic woven bag, paper with plastic film bag, kraft paper bag . Storage: Keep container tightly closed in a cool, well-ventilated place. The recommended maximum storage life is 2 year when stored under normal conditions .
Chemical Name: Rubber Aging Inhibitor ZMTI, ZMMBT, MMBZ Chemical Name: 2-Mercaptomethyl benzimidazole Molecular formula: C16H16N4S2Zn Specification: Index name First-grade products Appearance(eye measurement) White powder White powder Incipient melting point oC â?¥270.0 Zinc content % 16-18 Heating loss % â?¤0.50 Residue on sieve( 150�¼m)% 0.1 Properties: The pure product is white powdery crystal, non-toxic, has the bitter taste. Stale in storage. Main Uses: This product is an important variety of pollution-free antioxidant, used as the natural gum, butylbenzene rubber, cis-butadiene rubber, butyronitrile rubber and its rubber latex. Storage: Be sealed and stored in the shady and cool, dry and well ventilated place. Packaging: Carton or kraft paper compound bags inside lining plastic film bags, net weight 20kg.
Chemical Name: 2-4-Morpholinodithio benzothiazole Specification: Item Powder Oiled powder Granule Appearance Light yellow powder(granule) Initial M.P. �¿C â?¥ 125.0 125.0 125.0 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 0.10 -- Additive, % -- 1.0-2.0 -- Granule Diameter, mm -- -- 1.50 Properties: Light yellow powder (granule).Density is 1.51g/m3.Soluble in chloroform, partly soluble in CS2,acetone,insoluble in Sherwood oil, benzene, alcohol and water. Application: Fast-curing primary or secondary accelerator for Nr, SBR, Nitrile and EPDM. Less scorch, blooming and good processing safety. Can be used in CR as an anti-scorching agent. The efficiency sulphur content is 11%. Packaging: 25kg plastic woven bag , paper with plastic film bag. Storage: The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 1year.
Chemical Name: Dipentamethylene thiuramtetrasulfide Specification: Item Powder Oiled powder Granule Appearance Light yellow powder(granule) Initial M.P. �¿C â?¥ 110.0 110.0 110.0 Loss on drying % â?¤ 0.30 0.40 0.30 Ash % â?¤ 0.30 0.40 0.30 Residues on 150�¼m sieve, % â?¤ 0.10 0.10 -- Additive, % -- 1.0-2.0 -- Granule Diameter, mm -- -- 1.50 Properties: Light yellow powder(granule). Odorless and non-toxic. Specific gravity:1.5. Soluble in benzene, CS2, acetone and chloroform; partly soluble in gasoline and CCL4;Insoluble in water and alkali. Application: Secondary accelerator for NR, SBR, EPDM, and NBR. For rich sulphur content of 28%, it could be used as cure agent. In the system of SBR and NBR, it could be used the primary cure agent. No poison and no pollution. Easily dispersed in rubber system and water. Packaging: 25kg plastic woven bag, paper wilh plastic film bag, kraft paper 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: Tetrabenzylthiuram disulfide Specification: Item Powder Oiled powder Granule Appearance Light yellow powder(granule) Initial M.P. �¿C â?¥ 124.0 124.0 124.0 Loss on drying % â?¤ 0.30 0.50 0.50 Ash % â?¤ 0.30 0.50 0.50 Residues on 150�¼m sieve, % â?¤ 0.10 0.10 -- Additive, % -- 1.0-2.0 -- Granule Diameter, mm -- -- 1.50 properties: Light yellow powder(granule),specific gravity:1.40 Application: Developed to replace thiurams such as TMTD for the presence of nitrosamines is of concern The dibenzylnitrosamine is not carcinogenic according to published literature. It is the primary or secondary accelerator in NR, SBR and NBR system. It is safer to progress, and can provid longer anti-scorch time than TMTD. Sometime used as the retarder in the vulcanisation of PVC rubber. Packaging: 25kg plastic woven bag, paper with plastic film bag, kraft paper bag. Storage: The product should be stored in the dry and cooling place with good ventilation, avoid the packaged product to direct sunlight. The product with pallet should not be stacked. Stacking of palletized material or temperature of above 35C can cause unusual compacted product. The validity is 2 years.
Chemical Name: Tetraethyl thiuram disulfide Specification: Item Crystal Oiled crystal Granule Appearance Light yellow crystal(granule) Initial M.P. �¿C â?¥ 66.0 66.0 66.0 Loss on drying % â?¤ 0.30 0.40 0.30 Ash % â?¤ 0.30 0.40 0.40 Residues on 840�¼m sieve, % â?¤ 0.00 0.00 -- Additive, % -- 1.0-2.0 -- Granule Diameter, mm -- -- 2.50 Properties: Light yellow crystal(granule). Odorless. Specific gravity: 1.27--1.30. Soluble in benzene, toluene, carbon disulphide, acetone and chloroform; Insoluble in water, dilute acid and alkali, partly soluble in gasoline and alcohol. Sensitive to skin and mucosa. Have certain toxicity, good storage stability. Application: A primary accelerator and curing agent for NR, SBR, nitrile and EPDM. The efficiency sulphur content is 11%. Closely resembles Accelerator TMTD in its applications. Have high catalytic action to acids and guanidine type accelerator. Less scorch and blooming, good processing safety. Can be used in CR as an anti-scorching agent and as raw material for germicide, pesticide and medicine. Packaging: 25kg plastic woven bag, paper wilh plastic film bag, kraft paper bag Storage: The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The product with pallet should not be stacked. Stacking of palletized material or temperature of above 35â?? can cause unusual compacted product.The validity is 2 years.
Chemical Name: Tetramethyl thiuram monosulfide Specification: Item Powder Oiled powder Granule Appearance Yellow powder(granule) Initial M.P. �¿C â?¥ 105.0 105.0 105.0 Loss on drying % â?¤ 0.30 0.40 0.30 Ash % â?¤ 0.30 0.40 0.30 Residues on 150�¼m sieve, % â?¤ 0.10 0.10 -- Additive, % -- 1.0-2.0 -- Granule Diameter, mm -- -- 1.0-3.0 Properties: Yellow powder(granule). Ordorless and non-toxic. The density is 1.37--1.40. Soluble in chloroform, acetone, CH2CL2, CS2, benzene, toluene, partly soluble in alcohol and diethyl ether, insoluble in water and gasoline. Application Generally used as a secondary accelerator or as a booster for sulphenamides to achieve faster cure rate. Distinguished by very good processing safety in comparison with other thiurams, high curing activity and no discoloration. No cure actinty in the absence of added elemental sulphur. An excellent accelerator for polychloroprene in association with Accelerator DPG and Sulphur. Its critical temperature is 121 �¿C . Packaging: 25kg plastic woven bag, paper wilh plastic film bag, kraft paper 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: Zinc 2-mercaptobenzothiazole Specification: Item MZ-5 MZ-15 Powder Oiled powder Powder Oiled powder Appearance Light yellow powder Light yellow powder Initial M.P. �¿C â?¥ 200.0 200.0 200.0 200.0 Loss on drying % â?¤ 0.30 0.50 0.30 0.50 Zinc content % 16.0-22.0 16.0-22.0 15.0-18.0 15.0-18.0 Free M % â?¤ 5.0 5.0 15.0 15.0 Residues on 150�¼m sieve, % â?¤ 0.10 0.10 0.10 0.10 Additive, % -- 1.0-2.0 -- 1.0-2.0 Properties: Light yellow powder with light bitter taste. Specific density is 1.65--1.72. Hardly soluble in acetone, benzene, ethanol, and carbon tetrachloride. Insoluble in water, gasoline. Decomposed in strong acid and alkali. Application: Used for NR, IR, SBR, NBR, EPDM and latex. May be regarded as an intermediate between Accelerator MBT and Accelerator MBTS. Used as a secondary accelerator in combination with Accelerator ZDMC and Accelerator ZDEC. Have the similar performance as MBT at curing temperature in dry rubber application. Has lower scorch and better has processing safety. Suitable for mold curing. Requires zinc oxide and stearic acid as activators in many kinds of rubber batch. Easily disperses in rubber; yields non-staining and non-discoloring products. Mainly used in the manufacture of latex products, foam rubber, latex coating gloves, 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: 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.
Chemical Name: N-Oxydienthylene-2-benzothiazole sulfenamide Specification: Item Granule Appearance Light yellow or orange granule Initial M.P. �¿C â?¥ 80.0 Loss on drying % â?¤ 0.30 Ash % â?¤ 0.30 Insoluble In methanol,%max 0.50 Free amine,%max 0.50 Properties: Light yellow or orange crystal(granule). No posion with a little odor of ammoni. The density is 1.34--1.40. Soluble in benzene, acetone, chloroform, insoluble in water acid and alkali with lower concentration. Application: An excellent delayed accelerator. The performance is similar as Accelerator CZ with better scorch safety. Widely used in NR, IR, SBR, NBR and EPDM. Can be used alone or with those vulcanization Accelerators such as thiurams, guanidines and dithiocarbamates to improve the activity. Mainly used in manufacture of tires, shoes and belts. Non-blooming. Not Suitahle appying in beverage and food containers because of the bitterness of the product after vulcanization. Packaging: 25kg plastic woven bag, paper wilh plastic film bag, kraft paper bag. Storage: Keep container tightly closed in a cool, well-ventilated place. The recommended maximum storage life is one year when stored under normal conditions.
Chemical Name: N-tert-butyl-2-benzothiazyl sulfenamide Specification: Item Powder Oiled powder Granule Appearance Gray-white powder(granule) Initial M.P. 105.0 105.0 105.0 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 -- Insoluble In methanol,% 1.0 1.0 1.0 Additive, % -- 1.0-2.0 -- Granule Diameter, mm -- -- 1.0-3.0 Properties: Grey white powder(granule in color with bitter taste and slight odor. Specific gravity: 1.26--1.32, Soluble in ethanol, carbon tetrachloride, acetone, benzene, carbon disulfate, chloroform; Hardly soluble in gasoline and insoluble in water. It is not hygroscopic. Application: Provides fast cure rate and high modulus development in NR, SBR, BR and blends. Normally used alone or with small quantities of ultra Accelerators in tire compounds or industrial rubber products. Packaging: 25kg plastic woven bag, paper wilh plastic film bag, kraft paper bag Storage: Keep container tightly closed in a cool, well-ventilated place. The recommended maximum storage life is 1 year when stored under normal conditions.
Rubber Adhesive GLR-806 / Rubber Adhesive CYREZ 964 / Rubber Adhesive HMMM / Rubber Adhesive RA-65 / Rubber Adhesive HMMM-65% Overview: 1. Chemical name: Hexamethoxymethylmelamine (HMMM) 65% + inert carrier (white carbon black) 35%. 2. Chemical family: Methylated melamine-formaldehyde resin, melamine resin 3. CAS No.: 9011-5-6 Technical Specifications: Appearance: White powder Ash content (850deg): 29~35 Water content % max.: 4.5 Sieve residue (325 mesh) % max.: 0.3 Free formaldehyde content % max.: 0.1 Application: 1. It can promote adhesive force for rubber and steel cord or fabric cord. 2. Suggested ratio: 2-5 poses Rubber adhesive RA-65 with 2-5 poses resorcinol formaldehyde resin. Packaging and storage: 1. In woven bag or paper bag lined with PE film bag, net weight: 25Kg/bag. 2. Shelf life is one year.
