Molybdenum iv sulfide, molybdenum disulphide, molybdenum sulfide cas number 17335. Chemical product and company identification product name. While studies are still ongoing with silicene, molybdenum disulfide mos 2 appears to be a possible rival to graphene. Molybdenum disulfide is the chemical form in which the metal molybdenum is found in natural ore bodies as the mineral molybdenite. Molybdenum disulfides thinnest structure is only three atoms deep, with a central layer of molybdenum atoms linked to layers of sulfur on either side. Accordingly, its use at higher temperatures will be. This 2d structure is a molecular amalgamation of sulfur and molybdenum and truly has capabilities that could be more suitable than silicon and graphene. Uses lubricants in greases, oil dispersions, resin bonded films, dry powders.
Mos 2 has been used in bulk for many years as a solid state lubricant, this is due to its low coefficient of friction in addition to its high chemical and thermal stability. Mos 2 has been used in fields such as lubrication material and additives, threaded connection, cataylist for desulfurization in petroleum refineries, secondary batteries, fieldeffect transistors, sensors, organic lightemitting diodes. The toxicological properties of this material have not been. Safety data sheet molybdenum disulfide date prepared. Pure molybdenum disulfide powder 12 pound super fine. Molybdenum disulfide safety data sheet according to federal register vol. Molybdenum is an essential trace element that is naturally present in many foods and is also available as a dietary supplement. Hazard identificationassessment of molybdenum disulfide mos2. It occurs naturally as the mineral molybdenite, which is the principal ore of molybdenum. This burnishing in of the molybdenum disulfide gives it. Molybdenum disulfide or moly is an inorganic compound composed of molybdenum and sulfur.
The toxicological properties of this material have not been fully investigated. Typical sem images of acs material mos 2 powder 15. Download fulltext pdf novel microrings of molybdenum disulfide mos2 article pdf available in nanoscale 624 november 2014 with 124 reads. The resulting solution is analyzed for molybdenum by atomic absorption. It is the principal ore from which molybdenum metal is extracted. Molybdenum disulfide coatings best corrosion protection.
In october, a group of researchers made a 1nanometer transistor from the material, showing. Molybdenum disulfide mos2 powder materials monolayer. To transform it into a transistorlike switch, they bathed the material in liquid rife with lithium atoms. Molybdenum disulphide is hazardous to people and to environment. Contact with strong acids will generate flammable and highly toxic hydrogen sulphide gas. Accordingly, its use at higher temperatures will be avoided. Molybdenum disulfide is classified as a transition metal dichalcogenide tmd which includes the disulfides, diselenides and ditellurides of ti, zr, hf, v, nb, ta, cr, mo, and w.
However, the substance must ordinarily be covered with a surface. Molybdenum disulfide is used commonly as a dry lubricant. I edited the post above with another link to an available product that specifically says molybdenum disulfide. Persons responding to an accidental release should wear coveralls or other protective clothing, gloves and a respirator see also. Molybdenum disulfide supplier distributor cas 17335. Mos2 can be designated as chemically inert under normal conditions. If it has infosheets or msds sheets, they are likely to be more specific. The most common form of molybdenum on earth is molybdenum. The lamellae tend to align and adhere to contact surfaces, particularly under. Reaction between molybdenum disulphide and water nature. Is molybdenum disulfide mos2 a serious rival to graphene. As with any similar product, if swallowed in large quantities, this product could be harmful or fatal. Mos 2 hazardous ingredients chemical characterization. Material safety data sheet molybdenum disulfide msds section 1.
Molybdenum total services 540 executive drive, willowbrook, il 60527 toll free 800 6260226 fax 630 3253571 email. Molybdenum disulfide is a dry film lubricant and is widely used as a frictionreducing additive to coatings, greases and waxes. Molybdenum disulfide can also be added to plastics to form composites with increased strength and less friction. Molybdenum disulphide, mos2, undergoes oxidation in bulk at temperatures above 450 c, which may be demonstrated1 by gravimetry. Molybdenum disulfide, crystalline, synthetic, nonfibrous components concentration cas no. Ams 2518 thread compound should be used in lieu of products directed by this specification in. This form was only discovered in 2011 and was originally produced, like graphene, by using adhesive tape to peel off a single layer though more recently by growing sheets on a silicon wafer. These compounds exist in various crystalline forms but only the mo and w compounds form. Molybdenum disulfide mos 2 is a member of the tmds, which have a thicknessdependent bandgap, which is in a suitable range for applications in semiconductor devices. Are you tired of using messy, oily coating lubricants that are hard to apply.
Name is a required field email is not a valid address message is a required field. The compound is classified as a transition metal dichalcogenide. Acute inhalation of molybdenum concentrate dust or fume may produce irritation of the upper airways. Molybdenum disulfide is often used also as a catalyst used for desulfurization in petroleum refineries. Molybdenum disulfide material safety data sheet natural molybdenite molykote molybdenumiv sulfide molybdenum sulfide molybdenite disulfanylidenemolybdenum formula mos 2 structure description leadgray, lustrous powder. The stanford team started with a 10nanometerthick layer of molybdenum disulfide.
If inhaled if breathed in, move person into fresh air. Molybdenum disulfide is the inorganic compound with the formula mos 2. A separate sample of the molybdenum disulfide is roasted at a temperature of 575 to convert it to molybdenum trioxide, which is then dissolved in ammonia solution. Determination of molybdenum trioxide, total molybdenum, and. Or if you are really curious, you could always email the company. Download fulltext pdf molybdenum disulfide mos2 coating on aisi 316 stainless steel by thermodiffusion method article pdf available january 2017 with 1,219 reads. Search results for molybdenum disulfide at sigmaaldrich. Metric comments, suggestions, or questions on this document should be addressed to afpaptpt, 2430 c. Molybdenum disulfide coatings or mos2 is an inorganic compound used as a. The product does not have labelling obligations, but nevertheless, the safety standards must be respected. Molybdenum disulfide, a two dimensional semiconductor thats just 3 atoms thick, has had a big year. Molybdenum sheet products all sizes moly sheet made. I think much of the industry has accepted the short hand of moly for molybdenum disulfide. Request safety data sheet sds and refer to points 4, 5, 6, 8, 10, 14, 15.
Permatex 81950 ultra slick engine assembly lube, 4 oz. May 5, 2015 molybdenum concentrate page 3 of 6 personal precautions. Molybdenum disulfide is used traditionally in greases for bit lubrication. Hazards identification none expected in industrial use. Safety data sheet molybdenum disulfide acs material llc molecular weight. This fact already initially indicates a high stability of this compound under ambientnatural conditions, including low solubility and low reactivity. This fact already initially indicates a high stability of this compound under. Molybdenum disulfide is an ideal antigalling compound because of its combination of high compressive strength and its adherence ability to fill or level to the sliding surfaces. Speciation of molybdenum compounds in water ultraviolet. In petroleum engineers guide to oil field chemicals and fluids second edition, 2015. Mos2 safety data sheet molybdenum disulfide date prepared. Identification of the substancemixture and of the companyundertaking 1. Hazards identification potential acute health effects. Molybdenum total services 540 executive drive, willowbrook, il 60527 toll free 800 6260226 fax 630 3253571.
Molybdenum disulfide mos 2 is the most famous of the single layer transition metal dichalcogenide tmd family. Hazard identificationassessment of molybdenum disulfide. It is a silvery black solid that occurs as the mineral molybdenite, the principal ore for molybdenum. Molybdenum disulfide the ideal solid lubricant and anti. Show this safety data sheet to the doctor in attendance. Mos2 is relatively unreactive, being unaffected by dilute acids and oxygen. The lamellae tend to align and adhere to contact surfaces, particularly under conditions of sliding and pressure, as shown in fig 2. Molybdenum disulfide an overview sciencedirect topics.
Mitchell march 2009 summary the speciation of an element, speciation, is the distribution of an element amongst chemical species defined by composition and structure. An overview of molybdenum disulfide as dry lubricant for. Purchase molybdenum disulphide lubrication, volume 35 1st edition. Material safety data sheets are updated frequently. Molybdenum disulfide article about molybdenum disulfide by. High tensile strength and chemicalthermal stability of graphene can be combined with unique optoelectronic and photovoltaic nature of mos 2 for improved performance of the.
Speciation of molybdenum compounds in water ultraviolet spectra and reach read across report for the international molybdenum association reach molybdenum consortium dr p. Molybdenum disulfide molybdenum disulfide 10 20 15mgm3 10 mgm3 sara 3 not applicable unless otherwise noted by an asterisk next to an ingredient in section ii which directs the reade r to a footnote at the bottom of this section stating this item is listed on the sara section 3 inventory. Well, then you can turn to a technologically advanced and highly effective alternative. No chemicals in this material are subject to the reporting requirements of sara title iii, section 302. Molybdenum disulfide mos 2 is an inorganic metallic compound composed of molybdenum and sulfur. Molybdenum disulfide prices are subject to change without notice due to market conditions. Molybdenum sulfide 15 17335 2152639 zinc dialkyl dithiophosphate 14 68649423 2720283 contains less than 3 % dmso extract as measured by ip 346. Safety data sheet molybdenum disulfide acs material llc. Sds of molybdenum disulfide, safety data sheets, cas 17335. This is the best, highest grade molysulfide that you. This black crystalline sulfide of molybdenum occurs as the mineral molybdenite. Molybdenum sds safety data sheet midwest tungsten service. Molybdenum disulphide lubrication, volume 35 1st edition.
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