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)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Plant Pathology (AREA)
  • Environmental Sciences (AREA)
  • Agronomy & Crop Science (AREA)
  • Zoology (AREA)
  • Pest Control & Pesticides (AREA)
  • Inorganic Chemistry (AREA)
  • Dentistry (AREA)
  • Toxicology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Silicon Compounds (AREA)
  • Degasification And Air Bubble Elimination (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Materials Applied To Surfaces To Minimize Adherence Of Mist Or Water (AREA)
  • Cosmetics (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (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 (US20020095090A1-20020718-M00002.png)
JP (3) JPH107415A (US20020095090A1-20020718-M00002.png)
KR (2) KR100249592B1 (US20020095090A1-20020718-M00002.png)
CN (1) CN1053641C (US20020095090A1-20020718-M00002.png)
AR (1) AR006436A1 (US20020095090A1-20020718-M00002.png)
AT (1) ATE175224T1 (US20020095090A1-20020718-M00002.png)
AU (1) AU1658097A (US20020095090A1-20020718-M00002.png)
BG (1) BG61818B1 (US20020095090A1-20020718-M00002.png)
BR (1) BR9701582A (US20020095090A1-20020718-M00002.png)
CA (1) CA2201186C (US20020095090A1-20020718-M00002.png)
DE (2) DE59700063D1 (US20020095090A1-20020718-M00002.png)
DK (1) DK0798348T3 (US20020095090A1-20020718-M00002.png)
ES (1) ES2128186T3 (US20020095090A1-20020718-M00002.png)
HK (2) HK1000701A1 (US20020095090A1-20020718-M00002.png)
HU (1) HUP9700681A3 (US20020095090A1-20020718-M00002.png)
ID (1) ID18471A (US20020095090A1-20020718-M00002.png)
IL (1) IL120548A0 (US20020095090A1-20020718-M00002.png)
IN (1) IN191468B (US20020095090A1-20020718-M00002.png)
MY (1) MY116875A (US20020095090A1-20020718-M00002.png)
NO (1) NO971450L (US20020095090A1-20020718-M00002.png)
PL (1) PL319213A1 (US20020095090A1-20020718-M00002.png)
RU (1) RU2140871C1 (US20020095090A1-20020718-M00002.png)
SG (1) SG81215A1 (US20020095090A1-20020718-M00002.png)
TR (1) TR199700241A2 (US20020095090A1-20020718-M00002.png)
TW (1) TW374077B (US20020095090A1-20020718-M00002.png)
ZA (1) ZA972626B (US20020095090A1-20020718-M00002.png)

Families Citing this family (28)

* 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
WO2001012731A1 (en) * 1999-08-19 2001-02-22 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
JP2003507557A (ja) * 1999-08-19 2003-02-25 ダウ・コーニング・コーポレーシヨン 化学変性シリカフィラー及びその製造方法、並びに、それを含むシリコーン組成物
US7015271B2 (en) 1999-08-19 2006-03-21 Ppg Industries Ohio, Inc. Hydrophobic particulate inorganic oxides and polymeric compositions containing same
EP1145862B1 (de) * 2000-04-11 2004-03-17 Degussa AG 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
WO2018019599A1 (de) 2016-07-29 2018-02-01 Evonik Degussa Gmbh Verfahren zur herstellung eines hydrophoben, wärmedämmenden materiales
EP3571173A1 (de) 2017-01-18 2019-11-27 Evonik Degussa GmbH Granulares wärmedämmungsmaterial und verfahren zur dessen herstellung
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
EP3813972A4 (en) * 2018-06-15 2022-03-23 W. R. Grace & Co.-Conn ACTIVE DEFOAMING AGENT, METHOD FOR MAKING IT AND DEFOAMING FORMULATION
EP3597615A1 (en) 2018-07-17 2020-01-22 Evonik Operations GmbH Granular mixed oxide material and thermal insulating composition on its basis
CN112424144B (zh) 2018-07-18 2023-02-17 赢创运营有限公司 在环境压力下使基于二氧化硅的成型隔绝材料体疏水化的方法
EP4208028A1 (en) * 2020-09-01 2023-07-12 Murdoch University A method for controlling field insects

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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
US3963627A (en) * 1970-02-16 1976-06-15 Imperial Chemical Industries Limited Surface treatment of particulate solids
GB1348372A (en) * 1970-02-16 1974-03-13 Ici Ltd Foam-compatible powder compositions
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
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
DE19713316A1 (de) 1997-11-06
IL120548A0 (en) 1997-07-13
PL319213A1 (en) 1997-10-13
HK1003382A1 (en) 1998-10-30
MY116875A (en) 2004-04-30
NO971450D0 (no) 1997-03-26
RU2140871C1 (ru) 1999-11-10
TW374077B (en) 1999-11-11
ES2128186T3 (es) 1999-05-01
AR006436A1 (es) 1999-08-25
HUP9700681A2 (en) 1997-12-29
KR100249592B1 (ko) 2000-03-15
IN191468B (US20020095090A1-20020718-M00002.png) 2003-12-06
DK0798348T3 (da) 1999-08-30
CA2201186C (en) 2000-10-10
CA2201186A1 (en) 1997-09-29
TR199700241A2 (xx) 1997-10-21
ATE175224T1 (de) 1999-01-15
CN1167078A (zh) 1997-12-10
HUP9700681A3 (en) 2000-03-28
EP0798348A1 (de) 1997-10-01
MX9702282A (es) 1997-09-30
ID18471A (id) 1998-04-09
NO971450L (no) 1997-09-30
BG101361A (en) 1997-09-30
BR9701582A (pt) 1998-08-18
KR970065409A (ko) 1997-10-13
CN1053641C (zh) 2000-06-21
BG61818B1 (bg) 1998-06-30
EP0798348B1 (de) 1998-12-30
JP2000159516A (ja) 2000-06-13
SG81215A1 (en) 2001-06-19
AU1658097A (en) 1997-10-02
ZA972626B (en) 1997-10-20
KR100265198B1 (ko) 2000-08-16
JP4440397B2 (ja) 2010-03-24
JPH107415A (ja) 1998-01-13
HK1000701A1 (en) 2000-04-07
JP4440493B2 (ja) 2010-03-24
JP2002020112A (ja) 2002-01-23

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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