100% raw Tossa Jute fiber collected from all over North Bengal, Bangladesh. Graded and export ready in 200 kg bales. Grades available: BTA, BTB, BTC, BTD, BTE. We can also arrange for pre shipment inspections. Please contact for any queries or clarifications.
Deep hole machine like BTA deep hole drilling machine, BTA deep hole drilling and boring machine, deep hole drilling and boring machine.
Chemical name: 2-[2'-hydroxy-3',5'-bis(-dimethyl benzyl)-phenyl]benzotriazole CAS No.:70321-86-7 Molecular formula: C30H29N3O Molecular weight:447.6 Appearance: Light yellow powder Purity, %: 99min. Melting point,degree:139.5-141 Volatile matter, %: 0.5 max. Ash, %: 0.05max. Transmittance 450nm 97% min. 500nm 98%min. UV ABSORBER HOSORB-234 is a high molecular weight ultraviolet light absorber (UVA) of the hydroxyphenyl benzotriazole class. It has low volatility at high temperatures and high resistance to thermal degradation for compounding and molding applications. It is highly effective for polymers processed at high temperatures such as polycarbonate, polyester, polyacetal, PPO, polyamide, aromatic copolymers, thermoplastic polyurethane and polyurethane fibers etc.. It is also useful in the light stabilization of powder coatings and solvent-based coatings.
Chemical name: [3-[3-(2H-Benzotriazol-2-yl)-5-(1,1-dimethylethyl)-4-Hydroxyl phenyl]-1-oxopropyl]-hydroxypoly(oxo-1,2-ethanediyl) CAS No.:104810-47-1,104810-48-2, 25322-68-3 Appearance: Yellowish to light amber liquid Purity: 104810-47-1:36.0-38.0% 104810-48-2:50.0-52.0% 25322-68-3:12.00% Transmittance: 460nm 95.0%min 500nm 97.0%min UV 1130 is a type of benzotriazole UV absorber which is widely used in coatings. These combinations improve the durability of clear coats by inhibiting or retarding the occurrence of failures such as gloss reduction, cracking, color change, blistering and delamination. The product is easy to emulsification, especially suitable for aqueous system. It is suitable for industrial and automotive coatings. Beside, its broad UV absorption allows efficient protection of light sensitive base coats or substrates such as wood and plastics.
Chemical name: 2-(2'-Hydroxy-5'-methylphenyl)benzotriazole CAS No.:2440-22-4 Molecular formula:C13H11N3O Molecular weight: 225.3 Appearance: White to yellowish crystal powder Melting point,degree:128-132 Assay (HPLC), %: 99min. Ash, %: 0.1max. Volatility, %: 0.5max. Light transmittance, %: 440nm 94% min. 500nm 97%min. UV ABSORBER HOSORB-UVP is a benzotriazole type ultraviolet light absorber (UVA). The max absorbing wavelength range is 270-380nm. It is widely used in a variety of polymers including polypropylene polycarbonate, polyethylene, polyurethane, unsaturated resin, ABS resin, epoxy resin, PMMA, PVC, elastomer, adhesive etc. It almost does not absorb visible light, especially for colorless and transparent products.
Chemical name: 2-(2H-benzotriazol-2-yl)-6-dodecyl-4-methyl phenol CAS No.:125304-04-3 Molecular formular:C25H35N3O Molecular weight:393.6 Appearance: Light amber viscous liquid Assay, %: 95min. Ash, %: 0.1max. Loss on Drying, %: 2.0max. Transmittance: 460nm 95%min. 500nm 97%min. UV ABSORBER HOSORB-UV571 is a liquid benzotriazole type UV absorber which imparts excellent light stability to the various polymers. It can be used for thermoplastic PUR, coating, the rigid and plastic PVC, PVB, PMMA, EVA, heat curing unsaturated resin, PA, PET , PUR coil, PP fiber. It is also suitable for latice, wax, adhesive and styrene copolymer, elastomer and polyolefin.
Chemical name: 2- (2'-Hydroxy-5'-tert-octylphenyl)benzotriazole CAS No.:3147-75-9 Molecular formular:C20H25N3O Molecular weight:323 Appearance: White powder Melting point,degree:103-105 Assay (HPLC), %: 99min. Ash, %: 0.1max. Loss on drying, %: 0.3max. Transmittance 450nm 98%min. 500nm 99%min. UV ABSORBER HOSORB-329 is excellent benzotriazole ultraviolet absorbent with effective absorption of ultraviolet radiation in 270-380 nm region. It is suitable for polyester, rigid PVC, PS, PMMA, PC, ABS resin etc. It is particularly suitable for the protection of polycarbonates. In transparent products and high temperature processing of engineering plastics, its effect is excellent. It can also be used for polyolefin.
Primary antioxidant for organic polymers. An effective antioxidant for use in polymer processing ; reducing viscosity change and gel formation Provides long term heat stability - protects physical properties during storage and use of end-product Exhibits a synergistic effect in combination with JADEWIN AN 168 and other secondary antioxidants Can be used with benzotriazoles or HALS for thermal and light stabilization in outdoor use For additional information please consult the Material safety Data Sheet
* Secondary high performance antioxidant for organic polymers * Excellent melt flow and color protection during thermal processing of polymers * Applications include polyolefins, elastomers, polycarbonate, polyester, and styrenics * Can be used in combination with hindered phenol, such as JADEWIN AN 1010, 1076 to achieve synergistic performance * Can be used with benzotriazoles and HALS for thermal and light stabilization in outdoor use * Moisture sensitive – consult MSDS for handling considerations * For additional information please consult the Material Safety Data Sheet.
* Primary antioxidant for organic polymers * Can be used in a wide range of polymers such as PVC, ABS, PE, Rubbers such as SBR, BR & NBR, synthetic fibers, waxes, fats, oils and lubricants. * Sterically hindered phenol and a liquid at room temperature * Effective, non-discoloring stabilizer that provides excellent long term stability * Exhibits a synergistic effect in combination with phosphites. * Can be used with benzotriazoles or HALS for thermal and light stabilization in outdoor applications. * For additional information please consult the Material safety Data Sheet
JUTE PRODUCTS + Bangla Tossa Grade A (BTA). + Bangla Tossa Grade B (BTB). + Bangla Tossa Grade C (BTC). + Bangla Tossa Grade D (BTD). + Bangla Tossa Grade E (BTE). + Bangla Tossa Cutting A (BTCA). + Bangla White Grade A (BWA). + Bangla White Grade B (BWB). + Bangla White Grade C (BWC). + Bangla White Grade D (BWD). + Bangla White Grade E (BWE). + Bangla White Cutting A (BWCA). Packing: 180 Kgs per rope bound bale.
Shenyang Tengrun Chemicals (TRCHEM for short), is a professional supplier of lubricant&grease additives/chemicals. TRCHEM is established based on the developing prospect of lubricant chemicals. TRCHEM additives have been proven for excellent performances when used in the productions of lubricants and greases. TRCHEM products can cover mulfunctional specialty additives including various kinds of organic Molybdenum compounds (Friction Modifiers), DMTD and its derivatives, Benzotriazole derivatives, ashless S-P type EP/AW additives, high-performance antioxidants, HKCHEM is also good at supplying ZDDP,TBN Booster,EP AW additives,VII,Antirust additives and engine oil additives, industrial lubricant additives and so on.
Lubricating Oil Metal Activator TH-551 (Benzotriazole Derivatives) Cas: 82834-16-0 Metal deactivator TH-551 (benzotriazole derivative) TH-551 is a new achievement of our company in introducing new synthetic technology abroad. TH-551 is composed of Benzotriazole and alkyl mercaptan of macromolecule chain through complex oxidation coupling. It has the same performance as REOMENT-38, a similar product abroad. TH551 forms inert chelating protective film on metal surface by coordination bond, which reduces the potential point of metal surface and plays a catalytic role in passivating metal. The product also has good antioxidant properties. The product is stable in quality. It has synergistic antioxidant and synergistic effect with trace amount (0.03~1%) and T501. It is widely used in steam turbine oil, oil film bearing oil, industrial gear oil and circulating oil. But it can not be combined with ZDDP to prevent precipitation. Packaging, storage and transportation: The inspection and acceptance of packaging, marking, transportation, storage and transportation and delivery shall be carried out in accordance with SH0164. This product is non-flammable and explosive. Its toxicity and safety precautions are similar to those of other petroleum products. Product storage and transportation process should be strictly waterproof and mixed, strictly prohibit local overheating. Storage and use temperatures should not exceed 60 degrees Celsius. The storage period is generally three years, but more than half a year for expiration analysis. Main Quality Indicators: Appearance: Brown transparent liquid Density (20 degrees Celsius) Kg/m3:910-1040 Kinematic Viscosity (100 degrees Celsius) mm2/s: 10-14 Flash point (opening), Celsius: no less than 130 Base value (mgKOH/g): 210-230 Oxidation test (value added): no less than 90 Thermal decomposition temperature: qualified Packaging: 30L/barrel, 200L/barrel
Lubricating Oil Metal Activator TH-551 (Benzotriazole Derivatives) Cas: 82834-16-0 Metal deactivator TH-551 (benzotriazole derivative) TH-551 is a new achievement of our company in introducing new synthetic technology abroad. TH-551 is composed of Benzotriazole and alkyl mercaptan of macromolecule chain through complex oxidation coupling. It has the same performance as REOMENT-38, a similar product abroad. TH551 forms inert chelating protective film on metal surface by coordination bond, which reduces the potential point of metal surface and plays a catalytic role in passivating metal. The product also has good antioxidant properties. The product is stable in quality. It has synergistic antioxidant and synergistic effect with trace amount (0.03~1%) and T501. It is widely used in steam turbine oil, oil film bearing oil, industrial gear oil and circulating oil. But it can not be combined with ZDDP to prevent precipitation. Packaging, storage and transportation: The inspection and acceptance of packaging, marking, transportation, storage and transportation and delivery shall be carried out in accordance with SH0164. This product is non-flammable and explosive. Its toxicity and safety precautions are similar to those of other petroleum products. Product storage and transportation process should be strictly waterproof and mixed, strictly prohibit local overheating. Storage and use temperatures should not exceed 60 degrees Celsius. The storage period is generally three years, but more than half a year for expiration analysis. Main Quality Indicators: Appearance: Brown transparent liquid Density (20 degrees Celsius) Kg/m3:910-1040 Kinematic Viscosity (100 degrees Celsius) mm2/s: 10-14 Flash point (opening), Celsius: no less than 130 Base value (mgKOH/g): 210-230 Oxidation test (value added): no less than 90 Thermal decomposition temperature: qualified Packaging: 30L/barrel, 200L/barrel
Chemical name: Triethylene glycol bis[3-(3-tert-butyl-4-hydroxy-5-methyl phenyl) CAS No.:36443-68-2 Molecular formular: C34H50O8 Molecular weight:586.8 Appearance: White powder Melting point,degree:76-79 Ash, %:0.1max. Volatility, %:0.5max. Assay, %:98.0min. Transmittance 425nm 95% min. 500nm 97%min. ANTIOXIDANT HONOX-245 is a partially- hindered phenolic antioxidant that provides excellent processing and long term thermal stability. It is mainly used in the processing and improvement of long-term thermal stability of styrene polymer such as HIPS, MBS and ABS, engineering plastic such as POM, PA and polyurethane . It is also an effective chain terminator in PVC polymerizations. It can be added into monomers before polymerization when it is used for HIPS and PVC. It can be used with benzotriazoles or HALS for thermal and light stabilization in outdoor use. It exhibits a synergistic effect when it is used in combination with thioester antioxidants.
UV-5151 is a liquid blend of a hydrophilic 2-(2-hydroxyphenyl)-benzotriazole UV absorber (UVA) and a basic hindered amine light stabilizer(HALS).It has been designed to fulfil high cost/performance and durability requirements of exterior waterborne and solvent borne industrial and decorative coatings. The broad UV absorbance of the used UVA makes it suitable for a wide range of coatings for wood, plastics and metal. The synergistic combination imparts superior coating protection against gloss reduction, cracking, blistering, delamination and color change and provides full substrate protection. Appearance : Viscous amber liquid. Active ingredient, %: 93min. Viscosity at 25 degree: 7000mPa.s max. Density at 20 degree: 1.10 g/cm3 Ash, %: 0.1max. Transmittance: 460nm 95%min. 500nm 97%min. UV-5151 is a universal light stabilizer which can be used in a variety of solvent borne and waterborne industrial and decorative coating systems
Chemical name: 95% Benzenepropanoic acid, 3-(2H-benzotriazol-2-yl)-5-(1,1-dimethylethyl)-4-hydroxy-C7-9-branched and linear alkyl esters,and 5% 1-methoxy-2-propyl acetate CAS No.:127519-17-9 Molecular Formula: C27H39N3O3 Molecular Weight: 451.61 Appearance: Pale yellow liquid Purity: 93%(HPLC) min. Viscosity, 20 degree: 2600-3600mPas Density, 20 degree: 1.07g/cm�³ UV ABSORBER HOSORB-UV 384-2 is non-toxic, non-flammable, non-explosive, non-corrosive, good storage stability. It� is recommended for automotive coatings and general industrial applications i.e. coil coatings, wood coatings. It is easy incorporation into water borne systems. The performance provided by UV 384-2 can be enhanced when used in combination with a HALS stabilizer such as HLAS-292.
Chemical name: N-(ethoxycarbonylphenyl)-N'-methyl- N'-phenyl formamidine CAS No.:57834-33-0 Molecular formular:C17H18N2O2 Molecular weight:282.3 Appearance: Slightly yellowish liquid Assay, %: 98.5min. Boiling point, degree/0.1mmHg:188-190 Water,%:1.0max. UV ABSORBER HOSORB-UV1 is a high efficient anti-ultraviolet additive. It is widely used in adhesives, polyurethane, foam and other materials. Because of its excellent absorption property, the ultraviolet radiation in 240-340nm is effectively absorbed and the ultraviolet radiation in the 300-330nm is nearly absorbed completely. Its anti-ultraviolet effect is 1.1-1.4 times as efficient as the UV absorbers of benzophenone or benzotriazole types. UV1 has good effect on the polymer system and it has good compatibility with the resin. The anti-yellowing effect is excellent. Its effect is superior to the other UV agent for PU. It is widely used in PU foaming, PU coating, PU leather, PU board and resins etc.
UV-5060 is a liquid blend of a 2-(2-hydroxyphenyl)-benzotriazole UV absorber (UVA) and a non-basic hindered amine light stabilizer (HALS). It has been designed to fulfil the high cost/performance and durability requirements of exterior solvent borne industrial and decorative coatings and is especially suited for oxidative drying and acid catalyzed systems. The broad UV absorbance of the used UVA makes it suitable for a wide range of coatings for wood, plastics and metal. The non-basic character of the used N-OR HALS prevents possible interactions with acidic paint ingredients such as catalysts, biocides and pigments. The synergistic combination imparts superior coating protection against gloss reduction, cracking, blistering, delamination and color change and provides full substrate protection. Physical Properties Appearance : Appearance : viscous amber liquid, solvent-free Dynamic Viscosity at 25 degree: 10,000mPa.s Density at 20 degree: 0.98g/ml UV-5060 is a versatile light stabilizer which can be used in a variety of coatings systems. It is used in multiplex varnishes, paints and solvent-based systems.
Lubricant additives (Benzotriazole, Tolyltriazole, SANBIT ABT substitute, water treatment chemicals: ATMP, HEDP, PBTCA.
