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C04B2235/00
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C04B2235/02Composition of constituents of the starting material or of secondary phases of the final product
C04B2235/30Constituents and secondary phases not being of a fibrous nature
C04B2235/32Metal oxides, mixed metal oxides, or oxide-forming salts thereof
C04B2235/3201Alkali metal oxides or oxide-forming salts thereof
C04B2235/3203Lithium oxide or oxide-forming salts thereof
C04B2235/3205Alkaline earth oxides or oxide forming salts thereof
C04B2235/3206Magnesium oxides or oxide-forming salts thereof
C04B2235/3208Calcium oxide or oxide-forming salts thereof
C04B2235/321Dolomites
C04B2235/3212Calcium phosphates
C04B2235/3213Strontium oxides or oxide-forming salts thereof
C04B2235/3215Barium oxides or oxide-forming salts thereof
C04B2235/3217Aluminum oxide or oxide forming salts thereof
C04B2235/3218Aluminium (oxy)hydroxides
C04B2235/322Transition aluminas
C04B2235/3222Aluminates other than alumino-silicates
C04B2235/3224Rare earth oxide or oxide forming salts thereof
C04B2235/3225Yttrium oxide or oxide-forming salts thereof
C04B2235/3227Lanthanum oxide or oxide-forming salts thereof
C04B2235/3229Cerium oxides or oxide-forming salts thereof
C04B2235/3231Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
C04B2235/3232Titanium oxides or titanates
C04B2235/3234Titanates, not containing zirconia
C04B2235/3236Alkaline earth titanates
C04B2235/3237Substoichiometric titanium oxides
C04B2235/3239Vanadium oxides, vanadates or oxide forming salts thereof
C04B2235/3241Chromium oxides, chromates, or oxide-forming salts thereof
C04B2235/3243Chromates or chromites
C04B2235/3244Zirconium oxides, zirconates, gafmium oxides, hafnates, or oxide-forming salts thereof
C04B2235/3246Stabilised zirconias
C04B2235/3248Zirconates or hafnates
C04B2235/3249containing also titanium oxide or titanates
C04B2235/3251Niobium oxides, niobates, tatalum oxides, tantalates, or oxide-forming salts thereof
C04B2235/3253Substoichiometric niobium or tantalum oxides
C04B2235/3255Niobates or tantalates
C04B2235/3256Molybdenum oxides, molybdates or oxide forming salts thereof
C04B2235/3258Tungsten oxides, tungstates, or oxide-forming salts thereof
C04B2235/326Tungstates
C04B2235/3262Manganese oxides, manganates, rhenium oxides or oxide-forming salts thereof
C04B2235/3263Mn3O4
C04B2235/3265Mn2O3
C04B2235/3267MnO2
C04B2235/3268Manganates, manganites, rhenates or rhenites
C04B2235/327Iron group oxides, their mixed metal oxides, or oxide-forming salts thereof
C04B2235/3272Iron oxides or oxide forming salts thereof
C04B2235/3274Ferrites
C04B2235/3275Cobalt oxides, cobaltates or cobaltites or oxide forming salts thereof
C04B2235/3277Co3O4
C04B2235/3279Nickel oxides, nickalates, or oxide-forming salts thereof
C04B2235/3281Copper oxides, cuprates or oxide-forming salts thereof
C04B2235/3282Cuprates
C04B2235/3284Zinc oxides, zincates, cadmium oxides, cadmiates, mercury oxides, mercurates or oxide forming salts thereof
C04B2235/3286Gallium oxides, gallates, indium oxides, indates, thallium oxides, thallates or oxide forming salts thereof
C04B2235/3287Germanium oxides, germanates or oxide forming salts thereof
C04B2235/3289Noble metal oxides
C04B2235/3291Silver oxides
C04B2235/3293Tin oxides, stannates or oxide forming salts thereof
C04B2235/3294Antimony oxides, antimonates, antimonites or oxide forming salts thereof, indium antimonate
C04B2235/3296Lead oxides, plumbates or oxide forming salts thereof
C04B2235/3298Bismuth oxides, bismuthates or oxide forming salts thereof
C04B2235/34Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating
C04B2235/3409Boron oxide, borates, boric acids, or oxide forming salts thereof
C04B2235/3418Silicon oxide, silicic acids, or oxide forming salts thereof
C04B2235/3427Silicates other than clay
C04B2235/3436Alkaline earth metal silicates
C04B2235/3445Magnesium silicates
C04B2235/3454Calcium silicates
C04B2235/3463Alumino-silicates other than clay
C04B2235/3472Alkali metal alumino-silicates other than clay
C04B2235/3481Alkaline earth metal alumino-silicates other than clay
C04B2235/349Clays
C04B2235/36Glass starting materials for making ceramics
C04B2235/365Borosilicate glass
C04B2235/38Non-oxide ceramic constituents or additives
C04B2235/3804Borides
C04B2235/3808Magnesium borides
C04B2235/3813Refractory metal borides
C04B2235/3817Carbides
C04B2235/3821Boron carbides
C04B2235/3826Silicon carbides
C04B2235/383Alpha silicon carbide
C04B2235/3834Beta silicon carbide
C04B2235/3839Refractory metal carbides
C04B2235/3843Titanium carbides
C04B2235/3847Tungsten carbides
C04B2235/3852Nitrides
C04B2235/3856Carbonitrides
C04B2235/386Boron nitrides
C04B2235/3865Aluminium nitrides
C04B2235/3869Aluminium oxynitrides
C04B2235/3873Silicon nitrides
C04B2235/3878Alpha silicon nitrides
C04B2235/3882Beta silicon nitrides
C04B2235/3886Refractory metal nitrides
C04B2235/3891Silicides
C04B2235/3895Non-oxides with a defined oxygen content
C04B2235/40Metallic constituents or additives not added as binding phase
C04B2235/401Alkaline earth metals
C04B2235/402Aluminium
C04B2235/404Refractory metals
C04B2235/405Iron group metals
C04B2235/407Copper
C04B2235/408Noble metals
C04B2235/42Non metallic elements added as constituents or additives
C04B2235/421Boron
C04B2235/422Carbon
C04B2235/424Carbon black
C04B2235/425Graphite
C04B2235/427Diamond
C04B2235/428Silicon
C04B2235/44Metal salt constituents or additives chosen for the nature of the anions
C04B2235/441Alkoxides
C04B2235/442Carbonates
C04B2235/443Nitrates or nitrites
C04B2235/444Halide containing anions
C04B2235/445Fluoride containing anions
C04B2235/446Sulfides, tellurides or selenides
C04B2235/447Phosphates or phosphites
C04B2235/448Sulphates or sulphites
C04B2235/449Organic acids
C04B2235/46Gases other than oxygen used as reactant
C04B2235/465Ammonia
C04B2235/48Organic compounds becoming part of a ceramic after heat treatment
C04B2235/483Si-containing organic compounds
C04B2235/486Boron containing organic compounds
C04B2235/50Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
C04B2235/52Constituents or additives characterised by their shapes
C04B2235/5204Monocrystalline powders
C04B2235/5208Fibers
C04B2235/5212Organic
C04B2235/5216Inorganic
C04B2235/522Oxidic
C04B2235/5224Alumina or aluminates
C04B2235/5228Silica and alumina, including aluminosilicates
C04B2235/5232Silica or silicates other than aluminosilicates
C04B2235/5236Zirconia
C04B2235/524Non-oxidic
C04B2235/5244Silicon carbide
C04B2235/5248Carbon
C04B2235/5252having a specific pre-form
C04B2235/5256Two-dimensional
C04B2235/526charachterised by the length of the fibers
C04B2235/5264charachterised by the diameter of the fibers
C04B2235/5268Orientation of the fibers
C04B2235/5272Fibers of the same material with different length or diameter
C04B2235/5276Whiskers, spindles, needles or pins
C04B2235/528Spheres
C04B2235/5284Hollow fibers
C04B2235/5288Carbon nanotubes
C04B2235/5292Flakes, platelets or plates
C04B2235/5296with a defined aspect ratio
C04B2235/54Particle size related information
C04B2235/5409expressed by specific surface values
C04B2235/5418expressed by the size of the particles or aggregates thereof
C04B2235/5427millimeter or submillimeter sized
C04B2235/5436micrometer sized
C04B2235/5445submicron sized
C04B2235/5454nanometer sized
C04B2235/5463Particle size distributions
C04B2235/5472Bimodal, multi-modal or multi-fraction
C04B2235/5481Monomodal
C04B2235/549the particle size being expressed by crystallite size or primary particle size
C04B2235/60Aspects relating to the preparation, properties or mechanical treatment of green bodies or pre-forms
C04B2235/602Making the green bodies or pre-forms by moulding
C04B2235/6021Extrusion moulding
C04B2235/6022Injection moulding
C04B2235/6023Gel casting
C04B2235/6025Tape casting
C04B2235/6026Computer aided shaping
C04B2235/6027Slip casting
C04B2235/6028Shaping around a core which is removed later
C04B2235/604Pressing at temperatures other than sintering temperatures
C04B2235/605Making or treating the green body or pre-form in a magnetic field
C04B2235/606Drying
C04B2235/608Green bodies or pre-forms with well-defined density
C04B2235/61Mechanical properties
C04B2235/612Machining
C04B2235/614Gas infiltration of green bodies or pre-forms
C04B2235/616Liquid infiltration of green bodies or pre-forms
C04B2235/65Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics
C04B2235/652Reduction treatment
C04B2235/656characterised by specific heating conditions during heat treatment
C04B2235/6562Heating rate
C04B2235/6565Cooling rate
C04B2235/6567Treatment time
C04B2235/658Atmosphere during thermal treatment
C04B2235/6581Total pressure below 1 atmosphere
C04B2235/6582Hydrogen containing atmosphere
C04B2235/6583Oxygen containing atmosphere
C04B2235/6584at an oxygen percentage below that of air
C04B2235/6585at an oxygen percentage above that of air
C04B2235/6586Processes characterised by the flow of gas
C04B2235/6587Influencing the atmosphere by vaporising a solid material
C04B2235/6588Water vapor containing atmospheres
C04B2235/66Specific sintering techniques
C04B2235/661Multi-step sintering
C04B2235/662Annealing after sintering
C04B2235/663Oxidative annealing
C04B2235/664Reductive annealing
C04B2235/665Local sintering
C04B2235/666Applying a current during sintering
C04B2235/667Sintering using wave energy
C04B2235/668Pressureless sintering
C04B2235/70Aspects relating to sintered or melt-casted ceramic products
C04B2235/72Products characterised by the absence or the low content of specific components
C04B2235/721Carbon content
C04B2235/722Nitrogen content
C04B2235/723Oxygen content
C04B2235/724Halogenide content
C04B2235/725Metal content
C04B2235/726Sulfur content
C04B2235/727Phosphorus or phosphorus compound content
C04B2235/728Silicon content
C04B2235/74Physical characteristics
C04B2235/75Products with a concentration gradient
C04B2235/76Crystal structural characteristics
C04B2235/761Unit-cell parameters
C04B2235/762Cubic symmetry
C04B2235/763Spinel structure AB2O4
C04B2235/764Garnet structure A3B2(CO4)3
C04B2235/765Tetragonal symmetry
C04B2235/766Trigonal symmetry
C04B2235/767Hexagonal symmetry
C04B2235/768Perovskite structure ABO3
C04B2235/77Density
C04B2235/775Products showing a density-gradient
C04B2235/78Grain sizes and shapes, product microstructures
C04B2235/781Nanograined materials
C04B2235/782Grain size distributions
C04B2235/783Bimodal, multi-modal or multi-fractional
C04B2235/784Monomodal
C04B2235/785Submicron sized grains
C04B2235/786Micrometer sized grains
C04B2235/787Oriented grains
C04B2235/788Aspect ratio of the grains
C04B2235/79Non-stoichiometric products
C04B2235/80Phases present in the sintered or melt-cast ceramic products other than the main phase
C04B2235/81Materials characterised by the absence of phases other than the main phase
C04B2235/83Ferrites containing Fe2+
C04B2235/85Intergranular or grain boundary phases
C04B2235/87Grain boundary phases intentionally being absent
C04B2235/94Products characterised by their shape
C04B2235/945Products containing grooves, cuts, recesses or protusions
C04B2235/95Products characterised by their size
C04B2235/96Properties of ceramic products
C04B2235/9607Thermal properties
C04B2235/9615Linear firing shrinkage
C04B2235/9623Ceramic setters properties
C04B2235/963Surface properties
C04B2235/9638Tolerance Dimensional accuracy
C04B2235/9646Optical properties
C04B2235/9653Translucent or transparant ceramics other than alumina
C04B2235/9661Colour
C04B2235/9669Resistance against chemicals
C04B2235/9676against molten metals such as steel or aluminium
C04B2235/9684Oxidation resistance
C04B2235/9692Acid, alkali or halogen resistance