alkylated diphenylamine antioxidants of vietnam
NAUGALUBE 750 - Chemtura
NAUGALUBE® 750 is a liquid antioxidant for use in a broad range of industrial and transport lubricants. It offers excellent protection against high temperature oxidation and lubricant degradation in mineral and synthetic based fluids providing superior performance when formulated in Group II, III and IV formulations.
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Redesigning alkylated diphenylamine antioxidants for
Engine oil performance data utilizing pressurized differential scanning calorimetry (PDSC), the thermo‐oxidation engine oil simulation test, and a bulk oil oxidation test demonstrate that subtle changes in alkylated diphenylamine chemical composition can result in significant oxidation and deposit control performance enhancements or losses.
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Diphenylamine
Diphenylamine dissolves well in many common organic solvents, and is moderately soluble in water. It is used mainly for its antioxidant properties. Diphenylamine is widely used as an industrial antioxidant, dye mordant and reagent and is also employed in agriculture as a fungicide and antihelmintic.
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SUMMARY RISK ASSESSMENT REPORT - ECHA
According to Industry, most of Diphenylamine is used as a chemical intermediate and only a minor amount as additive in final products. Main used of Diphenylamine as intermediate: -Antioxidants: Diphenylamine can be alkylated nucleophilic with acetone or alkenes to antioxidants widely used in the rubber industry and for lubricants.
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Diphenylamine Antioxidants -suppliers, manufacturers
Diphenylamine is used as a pre or postharvest scald inhibitor for apples.Its anti-scald activity is the result of its antioxidant properties, which protect the apple skin from the oxidation products of alpha-farnesene during storage.They are used as "antiozinates" in the manufacture of rubber products, reflecting the antioxidant nature of aniline derivatives.
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Alkylation of Diphenylamine with α-Methylstyrene
Alkylation of diphenylamine was carried out with α-methylstyrene and diisobutylene using acid-treated clay catalyst Engelhard F-24 to produce mono- and dialkylated diphenylamines. Dialkylated diphenylamines are industrially useful as antioxidants and heat stabilizers.
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Industrial Antioxidants - Alkylated Diphenylamine
Exporter of Industrial Antioxidants - Alkylated Diphenylamine Antioxidant, Phenyl Alpha Naphthylamine Antioxidants, Alkylated Diphenylamine Antioxidants offered by Kk India Petroleum Specialities Pvt. Ltd., Mumbai, Maharashtra.
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Diphenylamine Antioxidant, Diphenylamine Antioxidant
Alibaba.com offers 209 diphenylamine antioxidant products. About 25% of these are rubber auxiliary agents, 19% are plastic auxiliary agents, and 5% are leather auxiliary agents. A wide variety of diphenylamine antioxidant options are available to you, such as rubber auxiliary agents, plastic auxiliary agents, and coating auxiliary agents.
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Alkylated Diphenylamine Antioxidants, Alkylated
A wide variety of alkylated diphenylamine antioxidants options are available to you, such as free samples. There are 19 alkylated diphenylamine antioxidants suppliers, mainly located in Asia. The top supplying country or region is China, which supply 100% of alkylated diphenylamine antioxidants respectively.
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What is Diphenylamine used for - Answers
Ring-alkylated derivatives of diphenylamine are used as "antiozinates" in the manufacture of rubber products, reflecting the antioxidant nature of aniline derivatives. The compound undergoes ...
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Diphenylamine
Alkylated diphenylamines function as antioxidants in lubricants,[15] approved for use in machines, in which contact with food is not ruled out.[16]Diphenylamine can cause severe irritation to the eyes. It was not a skin irritant, and it has not been technically feasible to test acute toxicity study by inhalation.
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Alkylated Diphenylamine Antioxidants, Alkylated Diphenylamine
A wide variety of alkylated diphenylamine antioxidants options are available to you, such as rubber auxiliary agents, petroleum additives.alkylated diphenylamine antioxidants. Alkyl Diphenylamine High Temperature Antioxidant Oxidation inhibitor.
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Liquid alkylated diphenylamine antioxidant - Patent - PubChem
New Window. Liquid alkylated diphenylamine antioxidant. from USPTO.A process for monoalkylating diphenylamine using a clay catalyst is disclosed which results in a reaction product having substantial amounts of desirable monoalkylated diphenylamine and minimal amounts of less
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Redesigning alkylated diphenylamine antioxidant for modern lubricant
Antioxidant synergism between synthesised alkylated diphenylamine and dilauryl thiodipropionate in polyolefin base fluid.In this paper, the phosphorus-free antioxidants of diphenylamine, hindered phenol and dibutyldithiocarbamate, combined with zinc dialkyldithiophosphate were added as
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Study on Antioxidative Synergism of Molybdenum
Download Citation on ResearchGate | On Jan 1, 2008, S. W. Dean and others published Study on Antioxidative Synergism of Molybdenum Dialkydithiocarbamate with Alkylated Diphenylamine Antioxidants.
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Antioxidants & Antidegradants
Alkylated Diphenyl Amines are moderately staining and discoloring. • These antioxidants are generally used as stabilizers of raw synthetic polymers andDiphenylamine – Ketone Condensates: ( ASTM : D4676 CLASS-6) • These antioxidants are complex reaction products of diphenylamine and
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Wo/2016/014380 selective alkylation method for producing
Liquid diphenylamine compositions comprising predominately p, p'-di-alkylated diphenylamines and low amounts of mono-alkylatedROWLAND, Robert, G. Title: Selective alkylation method for producing p, p'-di-alkylated diphenylamine antioxidants.
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Antioxidant synergism between synthesised alkylated
An oil-soluble additive alkylated diphenylamine (ADPA) was synthesized. The antioxidant activities of ADPA and dilauryl thiodipropionate (DLTDP) as well as their mixtures in PAO10 wereAlkylated diphenylamine Antioxidant Thermal-oxidative stability Synergistic effect Kissinger method Polyolefin.
Send InquiryStudy on Antioxidative Synergism of Molybdenum
DSC results show that antioxidation properties and of p,p-dioctyldiphenylamine and octylated and butylated diphenylamine were improved significantly by molybdenum dialkyldithiocarbamate addition. PMOT results indicate that when it was combinied with p,p-dioctyldiphenylamine, molybdenum
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Nikita Transphase Adducts Pvt Ltd – Custom Chemistry
Nikita manufactures a range of hindered phenolic and alkylated diphenylamine based antioxidants. Used to provide protection against thermal and mechanical degradation in rubber and plastic substrates.
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