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公开(公告)号:US4906298A
公开(公告)日:1990-03-06
申请号:US228823
申请日:1988-08-02
申请人: Tadao Natsuume , Hiromitsu Kadono , Yoshiaki Miki
发明人: Tadao Natsuume , Hiromitsu Kadono , Yoshiaki Miki
IPC分类号: C04B24/26
CPC分类号: C04B24/2664
摘要: A hydraulic cement composition comprising hydraulic cement and a copolymer of 60 to 85 mol % of an alpha,beta-unsaturated dicarboxylic acid and 40 to 15 mol % of an olefin or a water-soluble salt thereof, said copolymer having a number average molecular weight of 300 to 10,000 and containing not more than 10% by weight of a high-molecular-weight polymer having a molecular weight of at least 20,000.
摘要翻译: 一种水硬性水泥组合物,其包含水硬性水泥和60至85mol%的α,β-不饱和二羧酸和40至15mol%的烯烃或其水溶性盐的共聚物,所述共聚物具有数均分子量 为300〜10000,含有不超过10重量%的分子量至少为20,000的高分子量聚合物。
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公开(公告)号:US4675359A
公开(公告)日:1987-06-23
申请号:US658164
申请日:1984-10-05
申请人: Hiromitsu Kadono , Tadao Natsuume
发明人: Hiromitsu Kadono , Tadao Natsuume
IPC分类号: C08F8/00 , C07B43/06 , C07C67/00 , C07C231/00 , C07C231/02 , C07C233/09 , C07C301/00 , C07C303/22 , C07C303/24 , C07C303/32 , C07C309/01 , C08F8/32 , C08F22/02
CPC分类号: C08F8/32
摘要: A process for producing a water-soluble acid amide compound which comprises heating (a) a carboxylic acid compound having at least one carboxyl group in the molecule and being incapable of forming a 5-membered cyclic acid imide linkage and (b) a primary or secondary amine compound in an aqueous medium to introduce an acid amide linkage into the molecule.
摘要翻译: 一种制备水溶性酰胺化合物的方法,包括加热(a)在分子中具有至少一个羧基的羧酸化合物,并且不能形成5-元环酰亚胺键,和(b)伯或 仲胺化合物在水性介质中以将酰胺键引入分子中。
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公开(公告)号:US4652621A
公开(公告)日:1987-03-24
申请号:US658165
申请日:1984-10-05
申请人: Hiromitsu Kadono , Tadao Natsuume
发明人: Hiromitsu Kadono , Tadao Natsuume
IPC分类号: C08F20/00 , C08F20/02 , C08F22/36 , C08F220/00 , C08F220/04 , C08F220/06 , C08F222/02 , C08F222/40 , C09K3/00 , C09K8/24 , C08F20/52
CPC分类号: C08F220/04 , C08F222/40 , C09K8/24 , Y10S507/936
摘要: A novel water-soluble copolymer which is characterized by being an addition copolymer comprising 5-70 mole % of (a) an N-substituted .alpha.,.beta.-unsaturated dicarboxylic acid 5-membered ring imide having a sulfo or sulfoxy group-containing residue attached to the nitrogen atom, 30-95 mole % of (b) an .alpha.,.beta.-unsaturated aliphatic monocarboxylic acid and 0-50 mole % of (c) and .alpha.,.beta.-unsaturated aliphatic dicarboxylic acid and having a number average molecular weight of 500-5,000,000, and a salt thereof.
摘要翻译: 一种新型水溶性共聚物,其特征在于包含5-70摩尔%的(a)具有连接有磺基或含磺氧基的残基的N-取代的α,β-不饱和二羧酸5元环酰亚胺的加成共聚物 (b)α,β-不饱和脂肪族单羧酸和0-50摩尔%的(c)和α,β-不饱和脂族二羧酸的30-95摩尔%,并且具有数均分子量为 500-5,000,000,及其盐。
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4.
公开(公告)号:US4588786A
公开(公告)日:1986-05-13
申请号:US658417
申请日:1984-10-05
申请人: Hiromitsu Kadono , Tadao Natsuume
发明人: Hiromitsu Kadono , Tadao Natsuume
IPC分类号: C07D209/48 , C07B43/00 , C08F8/00 , C08F8/32 , C08F8/48 , C08F22/00 , C08F22/02 , C08F22/04 , C08F22/06
CPC分类号: C08F8/32
摘要: A process for producing a water-soluble dicarboxylic acid imide compound which comprises adding a primary amine compound to an aqueous solution of a water-soluble salt of a dicarboxylic acid compound containing at least one dicarboxylic acid unit capable of forming a 5-membered cyclic acid imide linkage and heating the mixture to introduce an acid imide linkage into the molecule.
摘要翻译: 一种水溶性二羧酸酰亚胺化合物的制造方法,其特征在于,在含有至少一个能够形成5元环状酸的二羧酸单元的二羧酸化合物的水溶性盐的水溶液中添加伯胺化合物 酰亚胺连接并加热混合物以在分子中引入酸酰亚胺键。
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