[go: up one dir, main page]

DE69101149D1 - Methode zur Herstellung einer Packung für Flüssigkeitschromatographie sowie das so hergestellte Material. - Google Patents

Methode zur Herstellung einer Packung für Flüssigkeitschromatographie sowie das so hergestellte Material.

Info

Publication number
DE69101149D1
DE69101149D1 DE91301412T DE69101149T DE69101149D1 DE 69101149 D1 DE69101149 D1 DE 69101149D1 DE 91301412 T DE91301412 T DE 91301412T DE 69101149 T DE69101149 T DE 69101149T DE 69101149 D1 DE69101149 D1 DE 69101149D1
Authority
DE
Germany
Prior art keywords
package
making
liquid chromatography
chromatography
liquid
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE91301412T
Other languages
English (en)
Other versions
DE69101149T2 (de
Inventor
Yoshihisa Sudo
Yasuyo Takahata
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CHEMICALS EVALUTION AND RESEARCH INSTITUTE,JAPAN,
Original Assignee
Chemicals Inspection & Testing
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 Chemicals Inspection & Testing filed Critical Chemicals Inspection & Testing
Application granted granted Critical
Publication of DE69101149D1 publication Critical patent/DE69101149D1/de
Publication of DE69101149T2 publication Critical patent/DE69101149T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
    • B01J20/3214—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the method for obtaining this coating or impregnating
    • B01J20/3225—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the method for obtaining this coating or impregnating involving a post-treatment of the coated or impregnated product
    • B01J20/3227—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the method for obtaining this coating or impregnating involving a post-treatment of the coated or impregnated product by end-capping, i.e. with or after the introduction of functional or ligand groups
    • 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
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28002—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their physical properties
    • B01J20/28004—Sorbent size or size distribution, e.g. particle size
    • 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
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28054—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J20/28057—Surface area, e.g. B.E.T specific surface area
    • 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
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28054—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J20/28078—Pore diameter
    • 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
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/3092—Packing of a container, e.g. packing a cartridge or column
    • 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
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
    • B01J20/3202—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the carrier, support or substrate used for impregnation or coating
    • B01J20/3204—Inorganic carriers, supports or substrates
    • 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
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
    • B01J20/3231—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the coating or impregnating layer
    • B01J20/3242—Layers with a functional group, e.g. an affinity material, a ligand, a reactant or a complexing group
    • B01J20/3244—Non-macromolecular compounds
    • B01J20/3246—Non-macromolecular compounds having a well defined chemical structure
    • 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
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
    • B01J20/3231—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the coating or impregnating layer
    • B01J20/3242—Layers with a functional group, e.g. an affinity material, a ligand, a reactant or a complexing group
    • B01J20/3244—Non-macromolecular compounds
    • B01J20/3246—Non-macromolecular compounds having a well defined chemical structure
    • B01J20/3257—Non-macromolecular compounds having a well defined chemical structure the functional group or the linking, spacer or anchoring group as a whole comprising at least one of the heteroatoms nitrogen, oxygen or sulfur together with at least one silicon atom, these atoms not being part of the carrier as such
    • 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
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
    • B01J20/3231—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the coating or impregnating layer
    • B01J20/3242—Layers with a functional group, e.g. an affinity material, a ligand, a reactant or a complexing group
    • B01J20/3244—Non-macromolecular compounds
    • B01J20/3246—Non-macromolecular compounds having a well defined chemical structure
    • B01J20/3257—Non-macromolecular compounds having a well defined chemical structure the functional group or the linking, spacer or anchoring group as a whole comprising at least one of the heteroatoms nitrogen, oxygen or sulfur together with at least one silicon atom, these atoms not being part of the carrier as such
    • B01J20/3259—Non-macromolecular compounds having a well defined chemical structure the functional group or the linking, spacer or anchoring group as a whole comprising at least one of the heteroatoms nitrogen, oxygen or sulfur together with at least one silicon atom, these atoms not being part of the carrier as such comprising at least two different types of heteroatoms selected from nitrogen, oxygen or sulfur with at least one silicon atom
    • 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
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
    • B01J20/3231—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the coating or impregnating layer
    • B01J20/3242—Layers with a functional group, e.g. an affinity material, a ligand, a reactant or a complexing group
    • B01J20/3244—Non-macromolecular compounds
    • B01J20/3246—Non-macromolecular compounds having a well defined chemical structure
    • B01J20/3257—Non-macromolecular compounds having a well defined chemical structure the functional group or the linking, spacer or anchoring group as a whole comprising at least one of the heteroatoms nitrogen, oxygen or sulfur together with at least one silicon atom, these atoms not being part of the carrier as such
    • B01J20/3261—Non-macromolecular compounds having a well defined chemical structure the functional group or the linking, spacer or anchoring group as a whole comprising at least one of the heteroatoms nitrogen, oxygen or sulfur together with at least one silicon atom, these atoms not being part of the carrier as such comprising a cyclic structure not containing any of the heteroatoms nitrogen, oxygen or sulfur, e.g. aromatic structures
    • 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
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
    • B01J20/3231—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the coating or impregnating layer
    • B01J20/3242—Layers with a functional group, e.g. an affinity material, a ligand, a reactant or a complexing group
    • B01J20/3244—Non-macromolecular compounds
    • B01J20/3246—Non-macromolecular compounds having a well defined chemical structure
    • B01J20/3257—Non-macromolecular compounds having a well defined chemical structure the functional group or the linking, spacer or anchoring group as a whole comprising at least one of the heteroatoms nitrogen, oxygen or sulfur together with at least one silicon atom, these atoms not being part of the carrier as such
    • B01J20/3263—Non-macromolecular compounds having a well defined chemical structure the functional group or the linking, spacer or anchoring group as a whole comprising at least one of the heteroatoms nitrogen, oxygen or sulfur together with at least one silicon atom, these atoms not being part of the carrier as such comprising a cyclic structure containing at least one of the heteroatoms nitrogen, oxygen or sulfur, e.g. an heterocyclic or heteroaromatic structure
    • 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
    • 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
    • B01J2220/58—Use in a single column

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
DE69101149T 1990-02-22 1991-02-21 Methode zur Herstellung einer Packung für Flüssigkeitschromatographie sowie das so hergestellte Material. Expired - Fee Related DE69101149T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4370890 1990-02-22

Publications (2)

Publication Number Publication Date
DE69101149D1 true DE69101149D1 (de) 1994-03-24
DE69101149T2 DE69101149T2 (de) 1994-07-07

Family

ID=12671313

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69101149T Expired - Fee Related DE69101149T2 (de) 1990-02-22 1991-02-21 Methode zur Herstellung einer Packung für Flüssigkeitschromatographie sowie das so hergestellte Material.

Country Status (3)

Country Link
US (1) US5134110A (de)
EP (1) EP0443860B1 (de)
DE (1) DE69101149T2 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5211993A (en) * 1990-12-10 1993-05-18 Advanced Surface Technology, Inc. Method of making novel separation media
US5286464A (en) * 1993-06-14 1994-02-15 Nalco Chemical Company Silica gel ion exchange resins for the selective removal of lead and cadmium ions from aqueous liquids
US5591690A (en) * 1994-06-29 1997-01-07 Midwest Research Institute Self assembled molecular monolayers on high surface area materials as molecular getters
DE19534198A1 (de) 1995-09-15 1997-03-20 Hoechst Ag Verfahren zur Herstellung organofunktionalisierter Aerogele
DE19648798C2 (de) * 1996-11-26 1998-11-19 Hoechst Ag Verfahren zur Herstellung von organisch modifizierten Aerogelen durch Oberflächenmodifikation des wäßrigen Gels (ohne vorherigen Lösungsmitteltausch) und anschließender Trocknung
AU5157900A (en) * 1999-05-25 2000-12-12 Dcv, Inc. Silica-based, endcapped chromatographic packing having improved stability under high ph conditions
JP4700171B2 (ja) 2000-07-11 2011-06-15 関東化学株式会社 液体クロマトグラフィー用親水性ｏｄｓ充填剤の製造方法
AU2003225756A1 (en) * 2002-03-13 2003-09-29 Peter W. Carr Silica-based materials and methods
US20040152085A1 (en) * 2003-02-04 2004-08-05 Veridian Systems Division Surface for collection and/or purification of nucleic acids
US7223851B2 (en) * 2003-02-06 2007-05-29 General Dynamics Advanced Information Systems, Inc. Nucleic acid-binding polymers
EP1449578A3 (de) * 2003-02-18 2004-10-13 Daiso Co., Ltd. Füllungen für Flüssigchromatographie, Verfahren zur Herstellung und Benutzung derselben
US20050242038A1 (en) * 2004-04-30 2005-11-03 Wu Chen Novel stationary phases for use in high-performance liquid chromatography
US20060076296A1 (en) * 2004-10-13 2006-04-13 Wu Chen Novel stationary phases for use in high-performance liquid chromatography
WO2006001300A1 (ja) * 2004-06-23 2006-01-05 Daiso Co., Ltd. 高耐久性液体クロマトグラフィー用充填剤
KR20070079867A (ko) * 2006-02-04 2007-08-08 삼성전자주식회사 유-무기 하이브리드 중합체 및 이를 포함하는 유기 절연체조성물
US8480889B2 (en) * 2006-04-27 2013-07-09 Agilent Technologies, Inc. Chromatographic stationary phase
US7534352B2 (en) 2007-05-01 2009-05-19 Agilent Technologies, Inc. Reversed endcapping and bonding of chromatographic stationary phases using hydrosilanes
JP5620902B2 (ja) 2009-03-12 2014-11-05 株式会社 資生堂 充填剤の製造方法、充填剤及びカラム
KR101451907B1 (ko) * 2013-02-12 2014-10-22 한국원자력연구원 역상 액체크로마토그래피를 이용한 루테튬-177의 분리방법
BE1025524B1 (nl) * 2017-09-04 2019-04-05 PharmaFluidics N.V. Chemische reactoren
CN117024973B (zh) * 2023-08-11 2024-02-09 广东恩客线缆有限公司 一种抗老化聚氯乙烯网线及其制备方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3116161A (en) * 1959-09-14 1963-12-31 Foxboro Co Method for preparing a chromato graphic column support
DE3070463D1 (en) * 1980-10-20 1985-05-15 Dow Chemical Co Process for making a chromatographic-column packing having a bonded organosiloxane coating, and process for making a chromatographic separation
US4376641A (en) * 1981-12-14 1983-03-15 The Dow Chemical Company Coated capillary chromatographic column
US4539399A (en) * 1984-07-27 1985-09-03 Advanced Separation Technologies Inc. Bonded phase material for chromatographic separations

Also Published As

Publication number Publication date
DE69101149T2 (de) 1994-07-07
EP0443860A3 (en) 1991-10-09
EP0443860B1 (de) 1994-02-09
EP0443860A2 (de) 1991-08-28
US5134110A (en) 1992-07-28

Similar Documents

Publication Publication Date Title
DE69101149D1 (de) Methode zur Herstellung einer Packung für Flüssigkeitschromatographie sowie das so hergestellte Material.
DE3672099D1 (de) Ein wasserabsorbierendes fasererzeugnis und ein verfahren zur herstellung desselben.
DE69106240D1 (de) Mikropumpe und Verfahren zur Herstellung einer Mikropumpe.
DE3583576D1 (de) Kuenstliches blutgefaess und verfahren zur herstellung.
DE3780626D1 (de) Flexibles optisches informationsaufzeichnungsmaterial und methode zur herstellung desselben.
DE3482943D1 (de) Katheter und verfahren zur herstellung.
DE68922726D1 (de) Medizinisches material und verfahren zur herstellung.
DE3774232D1 (de) Verfahren zur herstellung von wasserabsorbierendem, faserigem material.
DE68924623D1 (de) Polytetrafluorethylenfilament und Verfahren zur Herstellung derselben.
DE59004945D1 (de) Tank und Verfahren zur Herstellung desselben.
DE3785259D1 (de) Zeichenelement mit schutzschicht und verfahren fuer dessen herstellung.
DE3773073D1 (de) Methode zur herstellung einer aus mehreren schichten bestehenden analyseneinheit.
DE69633369D1 (de) Verfahren zur Herstellung einer Dünnschicht, und eine durch das Verfahren hergestellte Dünnschicht
DE3483540D1 (de) Faseriges material mit gerauhter oberflaeche und verfahren zu dessen herstellung.
DE3774592D1 (de) Methode zur herstellung von schuppenaehnlichem gut.
DE3783846D1 (de) Poroeses filterelement und das verfahren seiner herstellung.
DE69015788D1 (de) Thermistor und dessen herstellung.
DE68908030D1 (de) Katheter und methoden zur herstellung.
DE69010444D1 (de) Anlage zur Herstellung von Schichten.
DE3578624D1 (de) Apatitfaserwerkstoff und verfahren zu seiner herstellung.
DE3688791D1 (de) Wasserabsorbierendes material sowie dessen herstellung.
DE3381318D1 (de) Leicht faerbbare copolyesterfaser und verfahren zur herstellung derselben.
DE3773356D1 (de) Polyvinylalkoholfaser und verfahren zur herstellung derselben.
DE69018132D1 (de) Verfahren zur Herstellung einer das Wachstum von Bifidobakterien fördernden Substanz.
NL186973C (nl) Polymeer-mengvezel en werkwijze ter bereiding daarvan.

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: CHEMICALS EVALUTION AND RESEARCH INSTITUTE,JAPAN,

8339 Ceased/non-payment of the annual fee