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ATE68269T1 - Poroese mikrokuegelchen aus siliziumdioxyd mit silanol angereicherten und silanisierten oberflaechen. - Google Patents

Poroese mikrokuegelchen aus siliziumdioxyd mit silanol angereicherten und silanisierten oberflaechen.

Info

Publication number
ATE68269T1
ATE68269T1 AT86308493T AT86308493T ATE68269T1 AT E68269 T1 ATE68269 T1 AT E68269T1 AT 86308493 T AT86308493 T AT 86308493T AT 86308493 T AT86308493 T AT 86308493T AT E68269 T1 ATE68269 T1 AT E68269T1
Authority
AT
Austria
Prior art keywords
microspheres
silanol
enriched
silicon dioxide
colloidal particles
Prior art date
Application number
AT86308493T
Other languages
English (en)
Inventor
Joseph Jack Kirkland
Juergen Koehler
Original Assignee
Du Pont
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Du Pont filed Critical Du Pont
Application granted granted Critical
Publication of ATE68269T1 publication Critical patent/ATE68269T1/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/281—Sorbents specially adapted for preparative, analytical or investigative chromatography
    • B01J20/286—Phases chemically bonded to a substrate, e.g. to silica or to polymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
    • B01J20/103—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate comprising silica
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/281—Sorbents specially adapted for preparative, analytical or investigative chromatography
    • B01J20/282—Porous sorbents
    • B01J20/283—Porous sorbents based on silica
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2220/00—Aspects relating to sorbent materials
    • B01J2220/50—Aspects relating to the use of sorbent or filter aid materials
    • B01J2220/54—Sorbents specially adapted for analytical or investigative chromatography

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Silicon Compounds (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
AT86308493T 1985-11-01 1986-10-31 Poroese mikrokuegelchen aus siliziumdioxyd mit silanol angereicherten und silanisierten oberflaechen. ATE68269T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US79833285A 1985-11-01 1985-11-01
EP86308493A EP0221780B1 (de) 1985-11-01 1986-10-31 Poröse Mikrokügelchen aus Siliziumdioxyd mit Silanol angereicherten und silanisierten Oberflächen

Publications (1)

Publication Number Publication Date
ATE68269T1 true ATE68269T1 (de) 1991-10-15

Family

ID=25173136

Family Applications (1)

Application Number Title Priority Date Filing Date
AT86308493T ATE68269T1 (de) 1985-11-01 1986-10-31 Poroese mikrokuegelchen aus siliziumdioxyd mit silanol angereicherten und silanisierten oberflaechen.

Country Status (7)

Country Link
EP (1) EP0221780B1 (de)
JP (1) JPH0755815B2 (de)
AT (1) ATE68269T1 (de)
CA (1) CA1275398C (de)
DE (1) DE3681876D1 (de)
ES (1) ES2026455T3 (de)
GR (1) GR3003146T3 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5256386A (en) * 1987-06-29 1993-10-26 Eka Nobel Ab Method for preparation of silica particles
FR2666999B1 (fr) * 1990-09-25 1993-08-13 Chromato Colonne Ste Fse Support a base de silice modifie en surface par greffage de groupements chimiques, procede d'obtention et applications.
GB2355711B (en) 1999-10-27 2003-12-24 Agilent Technologies Inc Porous silica microsphere scavengers
WO2002090016A1 (en) * 2001-05-09 2002-11-14 Ashland Inc. Hydrogenfluorides of aminosilanols and their use
CN101856606B (zh) * 2010-06-11 2011-11-16 大连理工大学 一类用于保护车载燃料电池的改性硅胶吸附剂的制备方法
US11628381B2 (en) 2012-09-17 2023-04-18 W.R. Grace & Co. Conn. Chromatography media and devices

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2699376A (en) * 1950-08-01 1955-01-11 Gulf Research Development Co Process for increasing the a verage pore size of a calcined silica gel
NL284186A (de) * 1961-10-10
US3975293A (en) * 1970-06-04 1976-08-17 Produits Chimiques Pechiney-Saint Gobain Bodies of siliceous gels having large pores and process for preparing same
US3984349A (en) * 1971-07-26 1976-10-05 Societe Rhone-Progil Modified porous bodies
US3782075A (en) * 1972-04-07 1974-01-01 Du Pont Completely porous microspheres for chromatographic uses
CA1130228A (en) * 1980-05-21 1982-08-24 Chiang-Chang Liao Support matrix for amino-containing biologically active substances

Also Published As

Publication number Publication date
EP0221780A3 (en) 1987-08-05
JPS62105914A (ja) 1987-05-16
DE3681876D1 (de) 1991-11-14
EP0221780B1 (de) 1991-10-09
ES2026455T3 (es) 1992-05-01
EP0221780A2 (de) 1987-05-13
JPH0755815B2 (ja) 1995-06-14
CA1275398C (en) 1990-10-23
GR3003146T3 (en) 1993-02-17

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
EEIH Change in the person of patent owner
REN Ceased due to non-payment of the annual fee