DE59700063D1 - Teilhydrophobe Fällungskieselsäuren - Google Patents

Teilhydrophobe Fällungskieselsäuren

Info

Publication number
DE59700063D1
DE59700063D1 DE59700063T DE59700063T DE59700063D1 DE 59700063 D1 DE59700063 D1 DE 59700063D1 DE 59700063 T DE59700063 T DE 59700063T DE 59700063 T DE59700063 T DE 59700063T DE 59700063 D1 DE59700063 D1 DE 59700063D1
Authority
DE
Germany
Prior art keywords
precipitated silicas
partially hydrophobic
hydrophobic precipitated
partially
silicas
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 - Lifetime
Application number
DE59700063T
Other languages
German (de)
English (en)
Inventor
Rolf Oelmueller
Astrid Mueller
Karl Meier
Heinz-Guenther Lux
Anja Ramb
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.)
Evonik Operations GmbH
Original Assignee
Degussa GmbH
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 Degussa GmbH filed Critical Degussa GmbH
Priority to DE59700063T priority Critical patent/DE59700063D1/de
Application granted granted Critical
Publication of DE59700063D1 publication Critical patent/DE59700063D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/28—Compounds of silicon
    • C09C1/30—Silicic acid
    • C09C1/3081—Treatment with organo-silicon compounds
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/113—Silicon oxides; Hydrates thereof
    • C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
    • C01B33/18—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
    • A01N25/08—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests containing solids as carriers or diluents
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
    • A01N25/22—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests containing ingredients stabilising the active ingredients
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N57/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic phosphorus compounds
    • A01N57/10—Biocides, pest repellants or attractants, or plant growth regulators containing organic phosphorus compounds having phosphorus-to-oxygen bonds or phosphorus-to-sulfur bonds
    • A01N57/12—Biocides, pest repellants or attractants, or plant growth regulators containing organic phosphorus compounds having phosphorus-to-oxygen bonds or phosphorus-to-sulfur bonds containing acyclic or cycloaliphatic radicals
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/28—Compounds of silicon
    • C09C1/30—Silicic acid
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/28—Compounds of silicon
    • C09C1/30—Silicic acid
    • C09C1/3045—Treatment with inorganic compounds
    • C09C1/3054—Coating
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/02—Inorganic compounds ; Elemental compounds
    • C11D3/12—Water-insoluble compounds
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/10—Solid density
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/12—Surface area
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/19—Oil-absorption capacity, e.g. DBP values
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/40—Electric properties
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/80—Compositional purity
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/80—Compositional purity
    • C01P2006/82—Compositional purity water content
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/90—Other properties not specified above

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Engineering & Computer Science (AREA)
  • Agronomy & Crop Science (AREA)
  • Inorganic Chemistry (AREA)
  • Pest Control & Pesticides (AREA)
  • Plant Pathology (AREA)
  • Dentistry (AREA)
  • Environmental Sciences (AREA)
  • Zoology (AREA)
  • Toxicology (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Silicon Compounds (AREA)
  • Degasification And Air Bubble Elimination (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Cosmetics (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
  • Materials Applied To Surfaces To Minimize Adherence Of Mist Or Water (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
DE59700063T 1996-03-29 1997-03-21 Teilhydrophobe Fällungskieselsäuren Expired - Lifetime DE59700063D1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE59700063T DE59700063D1 (de) 1996-03-29 1997-03-21 Teilhydrophobe Fällungskieselsäuren

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19612501 1996-03-29
DE59700063T DE59700063D1 (de) 1996-03-29 1997-03-21 Teilhydrophobe Fällungskieselsäuren

Publications (1)

Publication Number Publication Date
DE59700063D1 true DE59700063D1 (de) 1999-02-11

Family

ID=7789823

Family Applications (2)

Application Number Title Priority Date Filing Date
DE59700063T Expired - Lifetime DE59700063D1 (de) 1996-03-29 1997-03-21 Teilhydrophobe Fällungskieselsäuren
DE19713316A Withdrawn DE19713316A1 (de) 1996-03-29 1997-03-29 Teilhydrophobe Fällungskieselsäuren

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE19713316A Withdrawn DE19713316A1 (de) 1996-03-29 1997-03-29 Teilhydrophobe Fällungskieselsäuren

Country Status (26)

Country Link
EP (1) EP0798348B1 (enExample)
JP (3) JPH107415A (enExample)
KR (2) KR100249592B1 (enExample)
CN (1) CN1053641C (enExample)
AR (1) AR006436A1 (enExample)
AT (1) ATE175224T1 (enExample)
AU (1) AU1658097A (enExample)
BG (1) BG61818B1 (enExample)
BR (1) BR9701582A (enExample)
CA (1) CA2201186C (enExample)
DE (2) DE59700063D1 (enExample)
DK (1) DK0798348T3 (enExample)
ES (1) ES2128186T3 (enExample)
HK (1) HK1000701A1 (enExample)
HU (1) HUP9700681A3 (enExample)
ID (1) ID18471A (enExample)
IL (1) IL120548A0 (enExample)
IN (1) IN191468B (enExample)
MY (1) MY116875A (enExample)
NO (1) NO971450L (enExample)
PL (1) PL319213A1 (enExample)
RU (1) RU2140871C1 (enExample)
SG (1) SG81215A1 (enExample)
TR (1) TR199700241A2 (enExample)
TW (1) TW374077B (enExample)
ZA (1) ZA972626B (enExample)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19828364A1 (de) 1998-06-25 1999-12-30 Degussa Hydrophobe Fällungskieselsäure
KR20020043558A (ko) * 1999-08-19 2002-06-10 다우 코닝 코포레이션 화학적으로 개질된 실리카 충전제, 이의 제조방법 및 이를함유하는 실리콘 조성물
AU6785900A (en) * 1999-08-19 2001-03-13 Ppg Industries Ohio, Inc. Hydrophobic particulate inorganic oxides and polymeric compositions containing same
US6736891B1 (en) * 1999-08-19 2004-05-18 Ppg Industries Ohio, Inc. Process for producing hydrophobic particulate inorganic oxides
US7015271B2 (en) 1999-08-19 2006-03-21 Ppg Industries Ohio, Inc. Hydrophobic particulate inorganic oxides and polymeric compositions containing same
DE50005683D1 (de) * 2000-04-11 2004-04-22 Degussa Streichfarben für Inkjet-Medien
DE10062449A1 (de) 2000-12-14 2002-06-20 Degussa Dotierte Fällungskieselsäure
DE10138492A1 (de) 2001-08-04 2003-02-13 Degussa Hydrophobe, nicht getemperte Fällungskieselsäure mit hohem Weißgrad
DE10260323A1 (de) * 2002-12-20 2004-07-08 Wacker-Chemie Gmbh Wasserbenetzbare silylierte Metalloxide
BRPI0410586A (pt) * 2003-05-23 2006-06-20 Degussa uso de misturas pulverulentas contendo peróxido de hidrogênio e dióxido de silìcio hidrofobizado para a liberação controlada de peróxido de hidrogênio ou oxigênio
DE102004029069A1 (de) * 2004-06-16 2005-12-29 Degussa Ag Oberflächenmodifizierte Silicagele
DE102005012409A1 (de) * 2005-03-17 2006-09-21 Wacker Chemie Ag Wäßrige Dispersionen teilhydrophober Kieselsäuren
DE102005027720A1 (de) * 2005-06-16 2006-12-21 Degussa Ag Alkalimetalloxid enthaltendes Mischoxidpulver und Siliconkautschuk enthaltend dieses Pulver
DE102008000290A1 (de) 2008-02-13 2009-08-20 Evonik Degussa Gmbh Lagerstabile Produktsyteme für Prämixformulierungen
DE102009028255A1 (de) 2009-08-05 2011-02-10 Evonik Degussa Gmbh Mikrostrukturierte multifunktionale anorganische Coating-Additive zur Vermeidung von Fouling (Biofilmbewuchs) bei aquatischen Anwendungen
DE102009036767A1 (de) 2009-08-08 2011-02-10 Evonik Degussa Gmbh Kompositpartikel für den Einsatz in der Mundhygiene
JP5568707B2 (ja) * 2010-07-30 2014-08-13 サンノプコ株式会社 消泡剤及びこれを用いるクラフトパルプの製造方法
JP6089173B2 (ja) * 2010-12-28 2017-03-08 日本メナード化粧品株式会社 分散安定剤及びこの製造方法
DE102012210294A1 (de) 2012-06-19 2013-12-19 Evonik Industries Ag Bewuchsmindernde-Additive, Verfahren zu deren Herstellung und deren Verwendung in Beschichtungen
DE102012211121A1 (de) * 2012-06-28 2014-01-02 Evonik Industries Ag Granuläre, funktionalisierte Kieselsäure, Verfahren zu deren Herstellung und deren Verwendung
ES2776901T3 (es) 2016-07-29 2020-08-03 Evonik Degussa Gmbh Procedimiento para la producción de un material termoaislante que contiene ácido silícico hidrófobo
CN110446692A (zh) 2017-01-18 2019-11-12 赢创德固赛有限公司 颗粒状绝热材料及其制备方法
DE102017209782A1 (de) 2017-06-09 2018-12-13 Evonik Degussa Gmbh Verfahren zur Wärmedämmung eines evakuierbaren Behälters
CN108310813A (zh) * 2018-03-03 2018-07-24 朱东洋 一种消泡剂的制备方法
EP3762137A1 (de) 2018-03-05 2021-01-13 Evonik Operations GmbH Verfahren zur herstellung eines aerogelmaterials
CN112638490B (zh) * 2018-06-15 2023-01-03 格雷斯公司 消泡剂活性物质、其制造方法和消泡制剂
JP7009673B2 (ja) 2018-07-17 2022-01-25 エボニック オペレーションズ ゲーエムベーハー ヒュームドシリカ造粒物に基づく断熱組成物、その製造方法およびその使用
EP3597615A1 (en) 2018-07-17 2020-01-22 Evonik Operations GmbH Granular mixed oxide material and thermal insulating composition on its basis
WO2020016036A1 (en) 2018-07-18 2020-01-23 Evonik Operations Gmbh Process for hydrophobizing shaped insulation-material bodies based on silica at ambient pressure
WO2021144170A1 (en) 2020-01-14 2021-07-22 Evonik Operations Gmbh Silica-based hydrophobic granular material with an increased polarity
WO2021219444A1 (en) 2020-04-30 2021-11-04 Evonik Operations Gmbh Silica aerogel with increased alkaline stability
AU2021338017A1 (en) * 2020-09-01 2023-03-30 Murdoch University A method for controlling field insects
JP7708605B2 (ja) * 2021-07-29 2025-07-15 日本アエロジル株式会社 沈降珪酸を用いた表面改質シリカ粉末及びその製造方法
JP7708604B2 (ja) * 2021-07-29 2025-07-15 日本アエロジル株式会社 沈降珪酸を用いた表面改質シリカ粉末及びその製造方法
CN121020708B (zh) * 2025-10-30 2026-03-17 江苏赛欧信越消泡剂有限公司 一种空间站水处理用有机硅复合固态消泡剂及其制备方法

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DE1619865C3 (de) * 1967-11-04 1978-06-01 Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt Anwendung einer feinstteiligen, amorphen Kieselsäure mit hoher Struktur als Trägerfüllstoff für Wirkstoffe
GB1348372A (en) * 1970-02-16 1974-03-13 Ici Ltd Foam-compatible powder compositions
US3963627A (en) * 1970-02-16 1976-06-15 Imperial Chemical Industries Limited Surface treatment of particulate solids
DE2628975A1 (de) * 1976-06-28 1977-12-29 Degussa Faellungskieselsaeure
NL188886C (nl) * 1978-07-26 1992-11-02 Duphar Int Res Granulair pesticide preparaat.
US4332696A (en) * 1980-05-27 1982-06-01 Nalco Chemical Company Fatty epoxide hydrophobized silica as antifoams in brownstock washing aids
EP0111112A1 (en) * 1982-12-03 1984-06-20 American Cyanamid Company Granular pesticidal compositions coated with hydrophobic solids with attendant reduced dermal toxicity
JPS6023863A (ja) * 1983-07-19 1985-02-06 Canon Inc 画像形成方法
GB8323131D0 (en) * 1983-08-27 1983-09-28 Procter & Gamble Ltd Detergent compositions
SU1507731A1 (ru) * 1986-07-23 1989-09-15 Институт нефтехимического синтеза им.А.В.Топчиева Способ получени модифицированного гидрофобного наполнител
FR2613708B1 (fr) * 1987-04-13 1990-10-12 Rhone Poulenc Chimie Silice de precipitation hydrophobe, son procede de preparation et son application au renforcement des elastomeres silicones
DE4041827A1 (de) * 1990-12-24 1992-07-02 Degussa Faellungskieselsaeurepaste
JP3091921B2 (ja) * 1991-08-27 2000-09-25 キヤノン株式会社 静電荷像現像用トナー
DE4419234A1 (de) * 1994-06-01 1995-12-07 Wacker Chemie Gmbh Verfahren zur Silylierung von anorganischen Oxiden

Also Published As

Publication number Publication date
JP4440397B2 (ja) 2010-03-24
AR006436A1 (es) 1999-08-25
JPH107415A (ja) 1998-01-13
KR970065409A (ko) 1997-10-13
HUP9700681A2 (en) 1997-12-29
CA2201186C (en) 2000-10-10
ZA972626B (en) 1997-10-20
IN191468B (enExample) 2003-12-06
HK1003382A1 (en) 1998-10-30
BG101361A (en) 1997-09-30
BG61818B1 (bg) 1998-06-30
MY116875A (en) 2004-04-30
JP4440493B2 (ja) 2010-03-24
NO971450D0 (no) 1997-03-26
JP2000159516A (ja) 2000-06-13
MX9702282A (es) 1997-09-30
HUP9700681A3 (en) 2000-03-28
KR100265198B1 (ko) 2000-08-16
CA2201186A1 (en) 1997-09-29
EP0798348B1 (de) 1998-12-30
DK0798348T3 (da) 1999-08-30
KR100249592B1 (ko) 2000-03-15
EP0798348A1 (de) 1997-10-01
JP2002020112A (ja) 2002-01-23
SG81215A1 (en) 2001-06-19
TW374077B (en) 1999-11-11
ES2128186T3 (es) 1999-05-01
TR199700241A2 (xx) 1997-10-21
ID18471A (id) 1998-04-09
ATE175224T1 (de) 1999-01-15
NO971450L (no) 1997-09-30
CN1167078A (zh) 1997-12-10
BR9701582A (pt) 1998-08-18
RU2140871C1 (ru) 1999-11-10
AU1658097A (en) 1997-10-02
CN1053641C (zh) 2000-06-21
HK1000701A1 (en) 2000-04-07
DE19713316A1 (de) 1997-11-06
IL120548A0 (en) 1997-07-13
PL319213A1 (en) 1997-10-13

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: DEGUSSA-HUELS AG, 60311 FRANKFURT, DE

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

Owner name: DEGUSSA AG, 40474 DUESSELDORF, DE

8327 Change in the person/name/address of the patent owner

Owner name: DEGUSSA GMBH, 40474 DUESSELDORF, DE

8327 Change in the person/name/address of the patent owner

Owner name: EVONIK DEGUSSA GMBH, 40474 DUESSELDORF, DE