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    • 3. 发明授权
    • Packing material for liquid chromatography and process for producing the same
    • 液相色谱的包装材料及其制备方法
    • US06306297B1
    • 2001-10-23
    • US08371205
    • 1995-01-11
    • Takeshi IchitsukaTetsuro OgawaMasaya SumitaAkihiko YokooKatsumi Kawamura
    • Takeshi IchitsukaTetsuro OgawaMasaya SumitaAkihiko YokooKatsumi Kawamura
    • B01D1508
    • B01J20/28059B01D15/3847B01J20/048B01J20/28004B01J20/28019B01J20/28078B01J20/282B01J20/286B01J20/3021B01J20/3064B01J20/3078B01J20/3092B01J20/3204B01J20/3208B01J20/3234B01J2220/54B01J2220/58
    • Column packing materials useful in applications such as liquid chromatography, as well as a process for producing such a packing material are described. A first aspect of the invention concerns a column packing material composed of a spherical substrate having a coating of a calcium phosphate based compound on the surface thereof. A second aspect of the invention concerns a packing material comprising porous calcium phosphate based granules having open pores with an average pore size of from 0.01 to 20 &mgr;m, said granules being composed of crystalline particles with an average size of from 0.1 to 10 &mgr;m. A third aspect of the invention concerns a spherical packing material for liquid chromatography comprising spherical particles of at least one material selected from the group consisting of Ca10(PO4)6(OH)2, Ca3(PO4)2, Ca2P2O7, Ca(PO3)2, Ca10(PO4)6F2 and Ca10(PO4)6Cl2, said packing material having a dense structure with a porosity of no more than 5%. A fourth aspect of the invention concerns a packing for liquid chromatography comprising particles having at least on the surface thereof a fluoroapatite represented by formula (I): Ca10(PO4)6(OH)2−2xF2x  (I) wherein x is a number of from about 0.1 to 1.
    • 描述了可用于诸如液相色谱法的应用的柱状填料,以及用于生产这种包装材料的方法。 本发明的第一方面涉及一种由包含磷酸钙基化合物的表面的球状基材构成的柱状填充材料。本发明的第二方面涉及包含多孔磷酸钙基颗粒的填充材料,该颗粒具有开孔, 平均孔径为0.01至20μm,所述颗粒由平均尺寸为0.1至10μm的结晶颗粒组成。本发明的第三方面涉及一种用于液相色谱的球形包装材料,其包括至少一种 选自Ca10(PO4)6(OH)2,Ca3(PO4)2,Ca2P2O7,Ca(PO3)2,Ca10(PO4)6F2和Ca10(PO4)6Cl2)组成的材料,所述包装材料具有致密结构 孔隙率不超过5%。本发明的第四方面涉及用于液相色谱的填料,其包括至少在其表面上具有由式(I)表示的氟磷灰石的颗粒:其中x是 数量从大约0.1到1。
    • 4. 发明授权
    • Packing material for liquid chromatography
    • 液相色谱填充材料
    • US5039408A
    • 1991-08-13
    • US461854
    • 1990-01-08
    • Takeshi IchitsukaTetsuro OgawaMasaya SumitaAkihiko YokooKatsumi Kawamura
    • Takeshi IchitsukaTetsuro OgawaMasaya SumitaAkihiko YokooKatsumi Kawamura
    • B01D15/08B01J20/04B01J20/32
    • B01J20/28083B01J20/048B01J20/28004B01J20/28019B01J20/28085B01J20/282B01J20/286B01J20/3236B01J2220/54
    • Column packing materials useful in applications such as liquid chromatography, as well as a process for producing such a packing material are described. A first aspect of the invention concerns a column packing material composed of a spherical substrate having a coating of a calcium phosphate based compound on the surface thereof.A second aspect of the invention concerns a packing material comprising porous calcium phosphate based granules having open pores with an average pore size of from 0.01 to 20 .mu.m, said granules being composed of crystalline particles with an average size of from 0.1 to 10 .mu.m.A third aspect of the invention concerns a spherical packing material for liquid chromatography comprising spherical particles of at least one material selected from the group consisting of Ca.sub.10 (PO.sub.4).sub.6 (OH).sub.2, Ca.sub.3 (PO.sub.4).sub.2, Ca.sub.2 P.sub.2 O.sub.7, Ca(PO.sub.3).sub.2, Ca.sub.10 (PO.sub.4).sub.6 F.sub.2 and Ca.sub.10 (PO.sub.4).sub.6 Cl.sub.2, said packing material having a dense structure with a porosity of no more than 5%.A fourth aspect of the invention concerns a packing for liquid chromatography comprising particles having at least on the surface thereof a fluoroapatite represented by formula (I):Ca.sub.10 (PO.sub.4).sub.6 (OH).sub.2-2x F.sub.2x (I)wherein x is a number of from about 0.1 to 1.
    • 描述了可用于诸如液相色谱法的应用的柱状填料,以及用于生产这种包装材料的方法。 本发明的第一方面涉及一种柱状填充材料,其由在其表面上具有磷酸钙基化合物的涂层的球形基材构成。 本发明的第二方面涉及一种包含多孔磷酸钙基颗粒的包装材料,其具有平均孔径为0.01至20μm的开放孔,所述颗粒由平均尺寸为0.1-10μm的结晶颗粒组成 。 本发明的第三方面涉及一种用于液相色谱的球形包装材料,其包括选自Ca10(PO4)6(OH)2,Ca3(PO4)2,Ca2P2O7,Ca(PO3) 2,Ca10(PO4)6F2和Ca10(PO4)6Cl2,所述包装材料具有孔隙率不超过5%的致密结构。 本发明的第四方面涉及一种用于液相色谱的填料,其包括至少在其表面上具有由式(I)表示的氟磷灰石的颗粒:Ca10(PO4)6(OH)2-2xF2x(I),其中x是 约0.1至1。
    • 6. 发明授权
    • Packing material for liquid chromatography and process for producing the
same
    • 液相色谱的包装材料及其制备方法
    • US5651882A
    • 1997-07-29
    • US371378
    • 1995-01-11
    • Takeshi IchitsukaTetsuro OgawaKatsumi KawamuraAkihiko Yokoo
    • Takeshi IchitsukaTetsuro OgawaKatsumi KawamuraAkihiko Yokoo
    • B01D15/08B01J20/04B01J20/32
    • B01J20/28059B01D15/3847B01J20/048B01J20/28004B01J20/28019B01J20/28078B01J20/282B01J20/286B01J20/3021B01J20/3028B01J20/3064B01J20/3078B01J20/3092B01J20/3204B01J20/3208B01J20/3234B01J2220/54B01J2220/58
    • Column packing materials useful in applications such as liquid chromatography, as well as a process for producing such a packing material are described. A first aspect of the invention concerns a column packing material composed of a spherical substrate having a coating of a calcium phosphate based compound on the surface thereof.A second aspect of the invention concerns a packing material comprising porous calcium phosphate based granules having open pores with an average pore size of from 0.01 to 20 .mu.m, said granules being composed of crystalline particles with an average size of from 0.1 to 10 .mu.m.A third aspect of the invention concerns a spherical packing material for liquid chromatography comprising spherical particles of at least one material selected from the group consisting of Ca.sub.10 (PO.sub.4).sub.6 (OH).sub.2, Ca.sub.3 (PO.sub.4).sub.2, Ca.sub.2 P.sub.2 O.sub.7, Ca(PO.sub.3).sub.2, Ca.sub.10 (PO.sub.4).sub.6 F.sub.2 and Ca.sub.10 (PO.sub.4).sub.6 Cl.sub.2, said packing material having a dense structure with a porosity of no more than 5%.A fourth aspect of the invention concerns a packing for liquid chromatography comprising particles having at least on the surface thereof a fluoroapatite represented by formula (I):Ca.sub.10 (PO.sub.4).sub.6 (OH).sub.2-2x F.sub.2x (I)wherein x is a number of from about 0.1 to 1.
    • 描述了可用于诸如液相色谱法的应用的柱状填料,以及用于生产这种包装材料的方法。 本发明的第一方面涉及一种柱状填充材料,其由在其表面上具有磷酸钙基化合物的涂层的球形基材构成。 本发明的第二方面涉及一种包含多孔磷酸钙基颗粒的包装材料,其具有平均孔径为0.01至20μm的开放孔,所述颗粒由平均尺寸为0.1-10μm的结晶颗粒组成 。 本发明的第三方面涉及一种用于液相色谱的球形包装材料,其包括选自Ca10(PO4)6(OH)2,Ca3(PO4)2,Ca2P2O7,Ca(PO3) 2,Ca10(PO4)6F2和Ca10(PO4)6Cl2,所述包装材料具有孔隙率不超过5%的致密结构。 本发明的第四方面涉及一种用于液相色谱的填料,其包括至少在其表面上具有由式(I)表示的氟磷灰石的颗粒:Ca10(PO4)6(OH)2-2xF2x(I),其中x是 约0.1至1。
    • 8. 发明授权
    • Packing material for liquid chromatography
    • 液相色谱填充材料
    • US5651884A
    • 1997-07-29
    • US469731
    • 1995-06-06
    • Takeshi IchitsukaTetsuro OgawaKatsumi KawamuraMasaya SumitaAkihiko Yokoo
    • Takeshi IchitsukaTetsuro OgawaKatsumi KawamuraMasaya SumitaAkihiko Yokoo
    • B01D15/08B01J20/04B01J20/32
    • B01J20/28059B01D15/3847B01J20/048B01J20/28004B01J20/28019B01J20/28078B01J20/282B01J20/286B01J20/3021B01J20/3028B01J20/3064B01J20/3078B01J20/3092B01J20/3204B01J20/3208B01J20/3234B01J2220/54B01J2220/58
    • Column packing materials useful in applications such as liquid chromatography, as well as a process for producing such a packing material are described. A first aspect of the invention concerns a column packing material composed of a spherical substrate having a coating of a calcium phosphate based compound on the surface thereof.A second aspect of the invention concerns a packing material comprising porous calcium phosphate based granules having open pores with an average pore size of from 0.01 to 20 .mu.m, said granules being composed of crystalline particles with an average size of from 0.1 to 10 .mu.m.A third aspect of the invention concerns a spherical packing material for liquid chromatography comprising spherical particles of at least one material selected from the group consisting of Ca.sub.10 (PO.sub.4).sub.6 (OH).sub.2, Ca.sub.3 (PO.sub.4).sub.2, Ca.sub.2 P.sub.2 O.sub.7, Ca(PO.sub.3).sub.2, Ca.sub.10 (PO.sub.4).sub.6 F.sub.2 and Ca.sub.10 (PO.sub.4).sub.6 Cl.sub.2, said packing material having a dense stricture with a porosity of no more than 5%.A fourth aspect of the invention concerns a packing for liquid chromatography comprising particles having at least on the surface thereof a fluoroapatite represented by formula (I):Ca.sub.10 (PO.sub.4).sub.6 (OH).sub.2-2x F.sub.2x (I)wherein x is a number of from about 0.1 to 1.
    • 描述了可用于诸如液相色谱法的应用的柱状填料,以及用于生产这种包装材料的方法。 本发明的第一方面涉及一种柱状填充材料,其由在其表面上具有磷酸钙基化合物的涂层的球形基材构成。 本发明的第二方面涉及一种包含多孔磷酸钙基颗粒的包装材料,其具有平均孔径为0.01至20μm的开放孔,所述颗粒由平均尺寸为0.1-10μm的结晶颗粒组成 。 本发明的第三方面涉及一种用于液相色谱的球形包装材料,其包括选自Ca10(PO4)6(OH)2,Ca3(PO4)2,Ca2P2O7,Ca(PO3) 2,Ca10(PO4)6F2和Ca10(PO4)6Cl2,所述包装材料具有密度不大于5%的密度。 本发明的第四方面涉及一种用于液相色谱的填料,其包括至少在其表面上具有由式(I)表示的氟磷灰石的颗粒:Ca10(PO4)6(OH)2-2xF2x(I),其中x是 约0.1至1。
    • 9. 再颁专利
    • Packing material for liquid chromatography
    • 液相色谱填充材料
    • USRE35340E
    • 1996-10-01
    • US105850
    • 1993-08-13
    • Takeshi IchitsukaTetsuro OgawaKatsumi KawamuraMasaya SumitaAkihiko Yokoo
    • Takeshi IchitsukaTetsuro OgawaKatsumi KawamuraMasaya SumitaAkihiko Yokoo
    • B01J20/04B01D15/08
    • G01N30/482B01J20/048B01J20/103B01J20/28004B01J20/28019B01J20/28054B01J20/28078B01J20/28095B01J20/282B01J20/283B01J20/3021B01J20/3078B01J20/3204B01J20/3236B01J2220/54
    • Column packing materials useful in applications such as liquid chromatography, as well as a process for producing such a packing material are described. A first aspect of the invention concerns a column packing material composed of a spherical substrate having a coating of a calcium phosphate based compound on the surface thereof.A second aspect of the invention concerns a packing material comprising porous calcium phosphate based granules having open pores with an average pore size of from 0.01 to 20 .mu.m, said granules being composed of crystalline particles with an average size of from 0.1 to 10 .mu.m.A third aspect of the invention concerns a spherical packing material for liquid chromatography comprising spherical particles of at least one material selected from the group consisting of Ca.sub.10 (PO.sub.4).sub.6 (OH).sub.2, Ca.sub.3 (PO.sub.4).sub.2, Ca.sub.2 P.sub.2 O.sub.7, Ca(PO.sub.3).sub.2, Ca.sub.10 (PO.sub.4).sub.6 F.sub.2 and Ca.sub.10 (PO.sub.4).sub.6 Cl.sub.2, said packing material having a dense structure with a porosity of no more than 5%.A fourth aspect of the invention concerns a packing for liquid chromatography comprising particles having at least on the surface thereof a fluoroapatite represented by formula (I):Ca.sub.10 (PO.sub.4).sub.6 (OH).sub.2-2x F.sub.2x (I)wherein x is a number of from about 0.1 to 1.
    • 描述了可用于诸如液相色谱法的应用的柱状填料,以及用于生产这种包装材料的方法。 本发明的第一方面涉及一种柱状填充材料,其由在其表面上具有磷酸钙基化合物的涂层的球形基材构成。 本发明的第二方面涉及一种包含多孔磷酸钙基颗粒的包装材料,其具有平均孔径为0.01至20μm的开放孔,所述颗粒由平均尺寸为0.1-10μm的结晶颗粒组成 。 本发明的第三方面涉及一种用于液相色谱的球形包装材料,其包括选自Ca10(PO4)6(OH)2,Ca3(PO4)2,Ca2P2O7,Ca(PO3) 2,Ca10(PO4)6F2和Ca10(PO4)6Cl2,所述包装材料具有孔隙率不超过5%的致密结构。 本发明的第四方面涉及一种用于液相色谱的填料,其包括至少在其表面上具有由式(I)表示的氟磷灰石的颗粒:Ca10(PO4)6(OH)2-2xF2x(I),其中x是 约0.1至1。