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公开(公告)号:US4311619A
公开(公告)日:1982-01-19
申请号:US139304
申请日:1980-04-14
CPC分类号: C08G8/04 , B22C1/2253
摘要: A phenol-aldehyde resin useful in such applications as a cold-set binder for cores and molds used in the foundry industry and reactive prepolymers used in reaction injection molding compositions produced by the steps of reacting a phenol and aldehyde in a mole ratio of 1 to 1-2.3 in the presence of catalytic amounts of an organic compound of aluminum, zirconium or titanium.
摘要翻译: 可用于铸造工业中使用的用于芯和模具的冷定型粘合剂和反应性注射成型组合物中使用的反应性预聚物的酚醛树脂,其通过以下步骤制备:将酚和醛以摩尔比1与 1-2.3在催化量的铝,锆或钛的有机化合物的存在下进行。
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公开(公告)号:US4522799A
公开(公告)日:1985-06-11
申请号:US440919
申请日:1982-11-12
摘要: A hydrogel binder for a foundry aggregate comprising, in combination, a metal silico-phosphate and as a hardener therefor a mixture of aluminum dihydrogen phosphate, water and phosphoric acid.
摘要翻译: 用于铸造骨料的水凝胶粘合剂,其包含组合的磷酸金属铁和作为其的磷酸二氢铝,水和磷酸的混合物的硬化剂。
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公开(公告)号:US4421873A
公开(公告)日:1983-12-20
申请号:US411202
申请日:1982-08-25
CPC分类号: B22C1/2233 , C08L49/00
摘要: A foundry composition adaptable to forming cores and molds comprising a foundry aggregate, a binder therefor, a catalyst and an amine, the binder being a substituted phenol.
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公开(公告)号:US4445565A
公开(公告)日:1984-05-01
申请号:US512252
申请日:1983-07-11
申请人: Charles E. Seeney , John F. Kraemer
发明人: Charles E. Seeney , John F. Kraemer
IPC分类号: B22C1/18
CPC分类号: B22C1/185
摘要: A combination binder and hardener therefor for a foundry aggregate wherein a linear metal polyphosphate or ammonium polyphosphate is used as the binder, the hardener is a mixture of phosphoric acid and a source of polyvalent metal cations.
摘要翻译: 用于铸造骨料的组合粘合剂和硬化剂,其中使用线性金属多磷酸盐或多磷酸铵作为粘合剂,所述固化剂是磷酸和多价金属阳离子源的混合物。
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公开(公告)号:US4423764A
公开(公告)日:1984-01-03
申请号:US342314
申请日:1982-01-25
IPC分类号: B22C1/18
CPC分类号: B22C1/185
摘要: An improved binder for a foundry aggregate comprising aluminum dihydrogen phosphate in combination with ammonium polyphosphate, potassium polyphosphate, potassium olivine phosphate, volcanic ash, sodium silicate, phosphoric acid or mixtures thereof.
摘要翻译: 一种用于铸造聚集体的改进的粘合剂,其包含磷酸二氢铝与多磷酸铵,多磷酸钾,磷酸钾钾,火山灰,硅酸钠,磷酸或其混合物的组合。
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公开(公告)号:US4389498A
公开(公告)日:1983-06-21
申请号:US411201
申请日:1982-08-25
CPC分类号: C08L49/00 , B22C1/2233
摘要: A foundry composition adaptable to forming cores and molds comprising a foundry aggregate, a binder therefor, a catalyst and an amine, the binder being a substituted phenol.
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公开(公告)号:US4383861A
公开(公告)日:1983-05-17
申请号:US342312
申请日:1982-01-25
摘要: A hydrogel binder for a foundry aggregate comprising, in combination, a metal silico-phosphate and as a hardener therefor a mixture of aluminum dihydrogen phosphate, water and phosphoric acid and a process for manufacturing molds and cores from same.
摘要翻译: 一种用于铸造骨料的水凝胶粘合剂,其包含组合的磷酸铁金属和作为其的磷酸二氢铝,水和磷酸的混合物的硬化剂和由其制造模具和芯的方法。
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公开(公告)号:US4422496A
公开(公告)日:1983-12-27
申请号:US456951
申请日:1983-01-10
CPC分类号: C04B28/346
摘要: An inorganic cement binder for a foundry aggregate comprising, in combination, potassium olivine phosphate and as a hardener therefor, water, aqueous sodium silicate, or aqueous phosphoric acid.
摘要翻译: 一种用于铸造骨料的无机水泥粘合剂,其包含磷酸钾橄榄石和作为其硬化剂的组合,水,硅酸钠水溶液或磷酸水溶液。
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公开(公告)号:US4396725A
公开(公告)日:1983-08-02
申请号:US457322
申请日:1982-01-11
CPC分类号: C04B12/02 , B22C1/185 , C01B25/16 , Y02P20/128
摘要: An inorganic cement binder for a foundry aggregate comprising, in combination, potassium olivine phosphate and as a hardener therefor, water, aqueous sodium silicate, or aqueous phosphoric acid.
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公开(公告)号:US4393152A
公开(公告)日:1983-07-12
申请号:US283718
申请日:1981-07-16
CPC分类号: B22C1/2233 , C08G65/44 , C08L49/00
摘要: A foundry composition adaptable to forming cores and molds comprising a foundry aggregate, a binder therefor, a catalyst and an amine, the binder being a substituted phenol.
摘要翻译: 适于形成芯和模的铸造组合物,其包含铸造集料,其粘合剂,催化剂和胺,所述粘合剂是取代的苯酚。
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