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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:US4172068A
公开(公告)日:1979-10-23
申请号:US927700
申请日:1978-07-24
申请人: Melville J. Holik , John F. Kraemer
发明人: Melville J. Holik , John F. Kraemer
CPC分类号: B22C1/2273 , C08K5/06
摘要: A foundry core composition of foundry aggregate, a polyol component or mixture thereof, a polyisocyanate, and as a selected solvent therefor, an acetal or ketal such as butyl acetal. The compositions are suitable for use in cold box, no-bake, and rapid no-bake processes.
摘要翻译: 铸造组合物的铸造芯组合物,多元醇组分或其混合物,多异氰酸酯及其选择的溶剂,缩醛或缩酮如丁缩醛。 该组合物适用于冷箱,无烘烤和快速无烘烤过程。
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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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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:US4522651A
公开(公告)日:1985-06-11
申请号:US342313
申请日:1982-01-25
申请人: Charles E. Seeney , John F. Kraemer
发明人: Charles E. Seeney , John F. Kraemer
CPC分类号: B22C1/185
摘要: A combination of foundry aggregate, binder and hardener for the foundry aggregate wherein a linear metal polyphosphate or ammonium polyphosphate is used as the binder, and the hardener is phosphoric acid or a mixture of phosphoric acid and a source of polyvalent metal cations.
摘要翻译: 用于铸造用聚集体的铸造骨料,粘合剂和硬化剂的组合物,其中使用线性金属多磷酸盐或多磷酸铵作为粘合剂,并且固化剂是磷酸或磷酸和多价金属阳离子源的混合物。
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公开(公告)号:US4484616A
公开(公告)日:1984-11-27
申请号:US342307
申请日:1982-01-25
申请人: Nancy C. Varnum , John F. Kraemer
发明人: Nancy C. Varnum , John F. Kraemer
CPC分类号: B22C1/24
摘要: An improved process for preparing foundry cores and molds using a foundry aggregate and a binder therefor wherein the aggregate is mixed with an aqueous suspension of cereal flour and then with a core oil, the improvement comprising mixing the aggregate with phosphoric acid or sulfuric acid before mixing with the aqueous suspension of the cereal flour.
摘要翻译: 一种用于使用铸造骨料及其粘合剂制备铸造芯和模具的改进方法,其中将骨料与谷物粉的水性悬浮液,然后与芯油混合,改进包括在混合之前将骨料与磷酸或硫酸混合 与谷物粉的水性悬浮液。
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公开(公告)号:US4465116A
公开(公告)日:1984-08-14
申请号:US512835
申请日:1983-07-11
申请人: John F. Kraemer
发明人: John F. Kraemer
CPC分类号: B22C1/20
摘要: In combination, a binder for a foundry aggregate and a hardener therefor, as the binder, polyvinylammonium phosphate and, as the hardener, a linear alkali polyphosphate, ammonium polyphosphate, a source of polyvalent metal cations, orthophosphoric acid, or mixtures thereof.
摘要翻译: 作为粘合剂,作为粘合剂的聚乙烯基磷酸铵和作为硬化剂的作为固化剂的线型多磷酸铵,多磷酸铵,多价金属阳离子源,正磷酸或其混合物,可以组合使用用于铸造骨料的粘合剂及其固化剂。
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