Aspects relating to ceramic laminates or to joining of ceramic articles with other articles by heating

Industry

  • CPC
  • C04B2237/00
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Sub Industries

C04B2237/02Aspects relating to interlayers C04B2237/04Ceramic interlayers C04B2237/06Oxidic interlayers C04B2237/062based on silica or silicates C04B2237/064based on alumina or aluminates C04B2237/066based on rare earth oxides C04B2237/068based on refractory oxides C04B2237/08Non-oxidic interlayers C04B2237/083Carbide interlayers C04B2237/086Carbon interlayers C04B2237/09wherein the active component for bonding is not the largest fraction of the interlayer C04B2237/095The active component for bonding being silicon C04B2237/10Glass interlayers C04B2237/12Metallic interlayers C04B2237/121based on aluminium C04B2237/122based on refractory metals C04B2237/123based on iron group metals C04B2237/124based on copper C04B2237/125based on noble metals C04B2237/126wherein the active component for bonding is not the largest fraction of the interlayer C04B2237/127The active component for bonding being a refractory metal C04B2237/128The active component for bonding being silicon C04B2237/16Silicon interlayers C04B2237/30Composition of layers of ceramic laminates or of ceramic or metallic articles to be joined by heating C04B2237/32Ceramic C04B2237/34Oxidic C04B2237/341Silica or silicates C04B2237/343Alumina or aluminates C04B2237/345Refractory metal oxides C04B2237/346Titania or titanates C04B2237/348Zirconia, hafnia, zirconates or hafnates C04B2237/36Non-oxidic C04B2237/361Boron nitride C04B2237/363Carbon C04B2237/365Silicon carbide C04B2237/366Aluminium nitride C04B2237/368Silicon nitride C04B2237/38Fiber or whisker reinforced C04B2237/385Carbon or carbon composite C04B2237/40Metallic C04B2237/401Cermets C04B2237/402Aluminium C04B2237/403Refractory metals C04B2237/404Manganese or rhenium C04B2237/405Iron metal group C04B2237/406Iron C04B2237/407Copper C04B2237/408Noble metals C04B2237/50Processing aspects relating to ceramic laminates or to the joining of ceramic articles with other articles by heating C04B2237/52Pre-treatment of the joining surfaces C04B2237/525by heating C04B2237/54Oxidising the surface before joining C04B2237/55Pre-treatments of a coated or not coated substrate other than oxidation treatment in order to form an active joining layer C04B2237/555on a substrate not containing an interlayer coating, leading to the formation of an interlayer coating C04B2237/56Using constraining layers before or during sintering C04B2237/561Constraining layers not covering the whole surface of the layers to be sintered C04B2237/562made of alumina or aluminates C04B2237/564made of glass C04B2237/565made of refractory metal oxides C04B2237/567made of metal C04B2237/568made of non-oxide ceramics C04B2237/58Forming a gradient in composition or in properties across the laminate or the joined articles C04B2237/582by joining layers or articles of the same composition but having different additives C04B2237/584the different additives being fibers or whiskers C04B2237/586by joining layers or articles of the same composition but having different densities C04B2237/588by joining layers or articles of the same composition but having different particle or grain sizes C04B2237/59Aspects relating to the structure of the interlayer C04B2237/592whereby the interlayer is not continuous C04B2237/595whereby the interlayer is continuous, but heterogeneous on macro-scale C04B2237/597whereby the interlayer is continuous but porous C04B2237/60Forming at the joining interface or in the joining layer specific reaction phases or zones C04B2237/61Joining two substrates of which at least one is porous by infiltrating the porous substrate with a liquid, such as a molten metal, causing bonding of the two substrates C04B2237/62Forming laminates or joined articles comprising holes, channels or other types of openings C04B2237/64Forming laminates or joined articles comprising grooves or cuts C04B2237/66Forming laminates or joined articles showing high dimensional accuracy C04B2237/68Forming laminates or joining articles wherein at least one substrate contains at least two different parts of macro-size C04B2237/70Forming laminates or joined articles comprising layers of a specific, unusual thickness C04B2237/702of one or more of the constraining layers C04B2237/704of one or more of the ceramic layers or articles C04B2237/706of one or more of the metallic layers or articles C04B2237/708of one or more of the interlayers C04B2237/72Forming laminates or joined articles comprising at least two interlayers directly next to each other C04B2237/74Forming laminates or joined articles comprising at least two different interlayers separated by a substrate C04B2237/76Forming laminates or joined articles comprising at least one member in the form other than a sheet or disc C04B2237/765at least one member being a tube C04B2237/78Side-way connecting C04B2237/80Joining the largest surface of one substrate with a smaller surface of the other substrate C04B2237/82Two substrates not completely covering each other C04B2237/84Joining of a first substrate with a second substrate at least partially inside the first substrate, where the bonding area is at the inside of the first substrate C04B2237/86Joining of two substrates at their largest surfaces, one surface being complete joined and covered, the other surface not C04B2237/88Joining of two substrates, where a substantial part of the joining material is present outside of the joint, leading to an outside joining of the joint

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