Voce 3815
Reaction initiators, reaction accelerators and catalytic preparations, not elsewhere specified or included
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38MISCELLANEOUS CHEMICAL PRODUCTS3815Reaction initiators, reaction accelerators and catalytic preparations, not elsewhere specified or included
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Sottogruppi di prodotti
3815110000Supported catalysts · With nickel or nickel compounds as the active substance3815120040Supported catalysts · With precious metal or precious-metal compounds as the active substance · Catalyst used to obtain paraxylene and orthoxylene by isomerization of methaxylene containing by weight: -60 % or more but not more than 95 % of aluminum oxide (CAS RN 1344-28-1), -5 % or more but not more than 15 % of aluminosilicate (CAS RN 1327-36-2), -not more than 2 % of platinum (CAS RN 7440-06-4), -not more than 2 % aluminum chloride hydroxide (CAS RN 12042-91-0), -not more than 0,2 % of hydrogen sulfide (CAS RN 7783-06-4)3815120050Supported catalysts · With precious metal or precious-metal compounds as the active substance · Catalyst in the form of granules, wheels or ring-shaped structures -of a diameter of 3 mm or more, but not exceeding 10 mm, -containing 8 % or more but not more than 40 % by weight of silver -on a carrier based on aluminium oxide, -with one or more promoters3815120090Supported catalysts · With precious metal or precious-metal compounds as the active substance · Other3815191000Supported catalysts · Other · Catalyst in the form of grains of which 90|% or more by weight have a particle-size not exceeding 10|micrometres, consisting of a mixture of oxides on a magnesium-silicate support, containing by weight: -|20|% or more but not more than 35|% of copper and -|2|% or more but not more than 3|% of bismuth, and of an apparent specific gravity of 0,2|or more but not exceeding 1,03815199010Supported catalysts · Other · Other · Catalysts consisting of chromium trioxide, dichromium trioxide or organometallic compounds of chromium, fixed on a silicon dioxide support with a pore volume of 2 cm³/g or more (as determined by the nitrogen absorption method)3815199030Supported catalysts · Other · Other · Catalyst containing titanium tetrachloride supported on magnesium dichloride, for use in the manufacture of polypropylene3815199033Supported catalysts · Other · Other · Catalyst, in powder form, consisting of a mixture of metal oxides fixed to a silicon dioxide support, with a total content by weight of molybdenum, bismuth and iron of 20 % or more but not more than 50 %, for use in the manufacture of acrylonitrile3815199055Supported catalysts · Other · Other · Components for a catalyst system, imported as single components or as set, made up of at least one of the following preparations: -ceramic material (CAS RN 66402-68-4), -molybdenum oxide and nickel oxide supported on aluminium oxide, -molybdenum oxide, nickel oxide and aluminium phosphate supported on aluminium oxide, -molybdenum oxide, nickel oxide, aluminium phosphate, silica, and molybdenum supported on aluminium oxide, for use against organic and inorganic impurities in kerosene production3815199070Supported catalysts · Other · Other · Catalyst consisting of organo-metallic compounds of aluminium and zirconium, fixed on a support of silicon dioxide3815199075Supported catalysts · Other · Other · Catalyst consisting of organo-metallic compounds of aluminium and chromium, fixed on a support of silicon dioxide3815199080Supported catalysts · Other · Other · Catalyst consisting of organo-metallic compounds of magnesium and titanium, fixed on a support of silicon dioxide, in the form of a suspension in mineral oil3815199082Supported catalysts · Other · Other · Catalyst consisting of organo-metallic compounds of boron, titanium and aluminium, fixed on a support of silicon dioxide, in the form of powder3815199085Supported catalysts · Other · Other · Catalyst consisting of organo-metallic compounds of aluminium, magnesium and titanium, fixed on a support of silicon dioxide, in the form of powder3815199086Supported catalysts · Other · Other · Catalyst containing titanium tetrachloride supported on magnesium dichloride, for use in the manufacture of polyolefins3815199090Supported catalysts · Other · Other · Other3815901000Other · Catalyst consisting of ethyltriphenylphosphonium acetate in the form of a solution in methanol3815909016Other · Other · Initiator based on dimethylaminopropyl urea3815909030Other · Other · Catalyst, consisting of a suspension in mineral oil of: -|tetrahydrofuran complexes of magnesium chloride and titanium(III) chloride; and -|silicon dioxide -|containing 6,6|% (± 0,6|%) by weight of magnesium, and -|containing 2,3|% (± 0,2|%) by weight of titanium3815909038Other · Other · Photoinitiator, containing by weight: -80 % or more of polyethylene glycol di[β-4-[4-(2-dimethylamino-2-benzyl)butanoylphenyl]piperazine]propionate (CAS RN 886463-10-1), -not more than 17 % of polyethylene glycol [β-4-[4-(2-dimethylamino-2-benzyl)butanoylphenyl]piperazine]propionate3815909043Other · Other · Catalyst in powder form consisting by weight of -92,50 % (± 2) % titanium dioxide (CAS RN 13463-67-7) -5 % (± 1) % silicon dioxide (CAS RN 112926-00-8) and -2,5 % (± 1,5) % sulphur trioxide (CAS RN 7446-11-9)3815909048Other · Other · Photoinitiator containing by weight: -88 % or more of α-(2-benzoylbenzoyl)-ω-[(2-benzoylbenzoyl)oxy]-poly(oxy-1,2-ethanediyl) (CAS RN 1246194-73-9), -not more than 12 % of α-(2-benzoylbenzoyl)-ω-hydroxy-poly(oxy-1,2-ethanediyl) (CAS RN 1648797-60-7)3815909050Other · Other · Catalyst containing titanium trichloride, in the form of a suspension in hexane or heptane containing by weight, in the hexane- or heptane-free material, 9|% or more but not more than 30|% of titanium3815909055Other · Other · Catalytic Additives for fluid catalytic cracking (FCC), not containing Y type zeolite (CAS RN 308079-79-0), and not being a FCC (Fluid Catalytic Cracking) base catalyst, in the form of powder, consisting of a mixture of one or more of the following active substances: -calcium carbonate (CAS RN 471-34-1), -copper oxide (CAS RN 1217-38-0), -iron oxide (CAS RN 1309-37-1), -aluminium magnesium vanadium oxide (CAS RN 70621-8-0), -vanadium pentoxide (CAS RN 1314-62-1), -aluminium phosphate (CAS RN 7784-30-7), -cerium oxide (CAS RN 1306-38-3), -ZSM-5 type zeolite (CAS RN 308081-08-5), and one or more of the following inert substances: -magnesium oxide (CAS RN 1309-48-8), -aluminium oxide (CAS RN 1344-28-1), -kaolin (CAS RN 1332-58-7)3815909058Other · Other · 1,1′-Bis(4-triethylsilylphenyl)methylene(cyclopentadienyl)(2,7-di-tert-butyl-9-fluorenyl)dimethylhafnium (CAS RN 264926-41-2) in the form of a hexane (CAS RN 110-54-3) solution, containing by weight 2,0 % or more but not more than 2,5 % of 1,1′-bis(4-triethylsilylphenyl)methylene(cyclopentadienyl)(2,7-di-tert-butyl-9-fluorenyl)dimethylhafnium3815909060Other · Other · Dinonylnaphthalenedisulfonic acid (CAS RN 60223-95-2) with a content by weight of 50 % or more but not more than 65 %, in the form of a solution in isobutanol (CAS RN 78-83-1)3815909076Other · Other · Catalyst consisting of titanium dioxide and tungsten trioxide3815909081Other · Other · Catalyst, containing by weight 69|% or more but not more than 79|% of (2-hydroxy-1-methylethyl)trimethylammonium 2-ethylhexanoate3815909085Other · Other · Catalyst based on aluminosilicate (zeolite), for the alkylation of aromatic hydrocarbons, for the transalkylation of alkylaromatic hydrocarbons or for the oligomerization of olefins3815909088Other · Other · Catalyst, consisting of titanium tetrachloride and magnesium chloride, containing by weight on an oil- and hexane-free basis: -|4|% or more but not more than 10|% of titanium and -|10|% or more but not more than 20|% magnesium3815909089Other · Other · Rhodococcus rhodocrous J1 bacteria, containing enzymes, suspended in a polyacrylamide gel or in water, for use as a catalyst in the production of acrylamide by the hydration of acrylonitrile3815909090Other · Other · Other