摘要:
There is disclosed a process for forming a wear-resistant, sintered layer on a metallic substrate. The process comprises steps of adhesively attaching to a surface of metallic substrate an alloy particle sheet containing 94 to 99 weight % of ternary eutectic alloy particles and 6 to 1 weight % of acryl binder, heating in a non-oxidating atmosphere to a temperature of 150.degree. to 380.degree. C. and holding at the temperature for at least 5 minutes, and heating a sintering temperature of the alloy particles.
摘要:
A process for forming a wear-resistant, sintered layer on an iron based substrate which comprises steps of providing a first alloy sheet containing 94 to 99 weight % of Fe-Cr type alloy particles and 6 to 1 weight % of acryl binder and a second alloy sheet containing 94 to 99 weight % of eutectic alloy particles and 6 to 1 weight % of acryl binder, placing the first and second alloy sheets in a superposed condition on the substrate, and heating in a non-oxidating atmosphere to a temperature which is higher than a solidus temperature of the eutectic alloy but lower than a solidus temperature of the Fe-Cr type alloy.
摘要:
A composition for fixing a metal powder molding at sintering, which is used, in the case of disposing a metal powder molding formed by rolling a mixture of a metal powder and a synthetic resin-based binder on a metal base material and sintering the metal powder molding in a non-oxidizing atmosphere, by interposing between the metal powder molding and the base material, comprising a thermosetting resin composition containing a thermosetting resin as the essential component, the amount of the residual carbon of which after the completion of sintering is at least about 0.5% by weight.
摘要:
A method for fixing an alloy powder molding at sintering composition by placing an alloy powder molding formed by rolling a mixture of an alloy powder and a synthetic resin-based pressure-sensitive adhesive composition on a metal base material by interposing a composition between the molding and the base material until the molding is sintered, in the case that the alloy powder molding is placed on the metal base material and sintered after keeping at 150.degree. to 400.degree. C. for at least 5 minutes under a non-oxidizing atmosphere, the composition comprising as a main component an acrylic copolymer which comprises about 80 to 99.5% by weight of alkyl (meth)acrylate having an average carbon atom number of 2 to 12 in the alkyl moiety and about 20 to 0.5% by weight of a polymerizable monomer having a functional group in the molecule or a mixture of 100 parts by weight of the copolymer and about 0.1 to 100 parts by weight of a resin which gives adhesive property, the composition having a 10 second shear creep compliance of about 0.1 to 30.times.10.sup.-6 cm.sup.2 /dyne at room temperature and at least about 30% by weight of non-volatile materials when heated at 300.degree. C. for 80 minutes under a non-oxidizing atmosphere.
摘要翻译:一种通过将通过将合金粉末和合成树脂类压敏粘合剂组合物的混合物轧制在金属基材上而形成的合金粉末成型体的方式,在烧结组合物中固定合金粉末成型体的方法, 直到模制烧结为止,在将合金粉末成型体放置在金属基材上并在非氧化性气氛下在150-400℃下保持至少5分钟后进行烧结的情况下,将基材烧结, 包括作为主要组分的丙烯酸共聚物,其包含约80至99.5重量%的烷基部分中平均碳原子数为2至12的(甲基)丙烯酸烷基酯和约20至0.5重量%的可聚合单体,其具有 分子中的官能团或100重量份共聚物的混合物和约0.1至100重量份赋予粘合性的树脂,该组合物具有10秒 在非氧化性气氛下,在300℃加热80分钟时,在室温下,约100至30×10 -6 cm 2 / dyne的约束剪切蠕变柔量为至少约30%(重量)的非挥发性物质。
摘要:
A composition for fixing metal powder molding at sintering, which is used, in the case of disposing a metal powder molding formed by rolling a mixture of a metal powder and a synthetic resin-based binder on a metal base material and sintering the metal powder molding in a non-oxidizing atmosphere, to adhere and fix the metal powder molding onto the base material until the metal powder molding is sintered by interposing between the metal powder molding and the base material, comprising a thermosetting resin composition containing a mixture of a thermosetting resin and at least one member selected from the group consisting of a metal fine powder, a thermoplastic resin and an adhesive material, wherein the amount of the residual carbon of the composition after completion of sintering is at least about 0.5% by weight.
摘要:
A glass powder adhesive sheet used for a surface coating of inorganic structures comprising ceramics, metals, glasses, etc., a glazed ceramic substrate such as a substrate of electronic circuit, etc. or a heat-resistant label, etc., which comprises a glass powder molding comprising as main components, a glass powder and a resin binder, and an adhesive layer having a thermal decomposition initiation temperature higher than that of the resin binder, provided on the surface of the glass powder molding.
摘要:
An adhesive film comprising a ceramic powder and an adhesive composition having pressure-sensitive properties at room temperature (20.degree. C.), and a process for producing a multilayered ceramic structure, such as multilayered ceramic substrates, laminated ceramic capacitors, etc. using the adhesive film, are disclosed.
摘要:
A composition for fixing a metal powder molding at sintering, which is used, in the case of disposing a metal powder molding formed by rolling a mixture of a metal powder and a synthetic resin-based binder on a metal base material and sintering the metal powder molding in a non-oxidizing atmosphere, to adhere and fix the metal powder molding onto the base material until the metal powder molding is sintered interposing between the metal powder molding and the base material, comprising a polyimide liquid composition containing a polyimide precursor and an organic solvent as the essential components.