DE69028570T2 - Verfahren zur Herstellung einer säureaktivierten Bleicherde - Google Patents

Verfahren zur Herstellung einer säureaktivierten Bleicherde

Info

Publication number
DE69028570T2
DE69028570T2 DE69028570T DE69028570T DE69028570T2 DE 69028570 T2 DE69028570 T2 DE 69028570T2 DE 69028570 T DE69028570 T DE 69028570T DE 69028570 T DE69028570 T DE 69028570T DE 69028570 T2 DE69028570 T2 DE 69028570T2
Authority
DE
Germany
Prior art keywords
clay
bleaching earth
preparation
acid
acid activated
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
DE69028570T
Other languages
English (en)
Other versions
DE69028570D1 (de
Inventor
Dennis R Taylor
Charles B Ungermann
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.)
BASF Catalysts LLC
Original Assignee
Engelhard Corp
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26997583&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69028570(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from US07/352,578 external-priority patent/US5008226A/en
Priority claimed from US07/352,790 external-priority patent/US5008227A/en
Application filed by Engelhard Corp filed Critical Engelhard Corp
Application granted granted Critical
Publication of DE69028570D1 publication Critical patent/DE69028570D1/de
Publication of DE69028570T2 publication Critical patent/DE69028570T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • B01J20/02—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
    • B01J20/12—Naturally occurring clays or bleaching earth

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Inorganic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Detergent Compositions (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Fats And Perfumes (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
DE69028570T 1989-05-16 1990-05-15 Verfahren zur Herstellung einer säureaktivierten Bleicherde Expired - Lifetime DE69028570T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/352,578 US5008226A (en) 1989-05-16 1989-05-16 Process for making acid activated bleaching earth using high susceptibility source clay and novel bleaching earth product
US07/352,790 US5008227A (en) 1989-05-16 1989-05-16 Process for making acid activated bleaching earth using high susceptibility source clay and novel bleaching earth product

Publications (2)

Publication Number Publication Date
DE69028570D1 DE69028570D1 (de) 1996-10-24
DE69028570T2 true DE69028570T2 (de) 1997-04-03

Family

ID=26997583

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69028570T Expired - Lifetime DE69028570T2 (de) 1989-05-16 1990-05-15 Verfahren zur Herstellung einer säureaktivierten Bleicherde

Country Status (4)

Country Link
EP (1) EP0398636B1 (de)
AT (1) ATE142905T1 (de)
DE (1) DE69028570T2 (de)
ES (1) ES2092491T3 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4405878A1 (de) * 1994-02-23 1995-08-24 Sued Chemie Ag Verfahren zur Herstellung von Adsorptionsmittelgranulaten
FR2758551A1 (fr) * 1997-01-20 1998-07-24 Henri Louis Marie Drean Procede et dispositif en vue d'accroitre la porosite des supports du type argile comme la sepiolite
WO1999039820A1 (de) * 1998-02-05 1999-08-12 Süd-Chemie AG Verfahren zur aktivierung von schichtsilicaten
AU8812698A (en) * 1998-07-17 2000-02-07 Cca Food Technologies (Uk) Plc Treatment method and device for increasing clay porosity and use for producing absorbents
DE19850129A1 (de) 1998-10-30 2000-05-04 Sued Chemie Ag Mikrobielle Aktivierung von Schichtsilicaten
DE10245198A1 (de) 2002-09-27 2004-04-01 Basf Ag Katalysator, Verfahren zu dessen Herstellung und Verfahren zur Polymerisation cyclischer Ether an diesem Katalysator
KR101011855B1 (ko) * 2005-06-08 2011-02-01 쉬드-케미아크티엔게젤샤프트 표백토를 제조하기 위해 사용된 표면적이 큰 점토 및 상기점토를 활성화하기 위한 방법
CN103252208B (zh) * 2013-04-18 2014-11-12 黄山市白岳活性白土有限公司 一种活性白土连续化制备系统
US9901918B2 (en) 2015-03-04 2018-02-27 Graver Technologies Llc Hybrid ion exchange material and method for making the same
CN108160027A (zh) * 2018-01-07 2018-06-15 南京审计大学 一种高效油脂脱色剂组合物的制备方法
CA3107909A1 (en) 2018-08-17 2020-02-20 Basf Se Synthesis of chromanol derivatives
CN112888679A (zh) 2018-08-17 2021-06-01 巴斯夫欧洲公司 色原烷醇衍生物的合成
KR20210046696A (ko) 2018-08-17 2021-04-28 바스프 에스이 크로마놀 및 2-메틸-1,4-나프토퀴논 유도체의 합성
US11992822B2 (en) 2021-07-19 2024-05-28 Active Minerals International, Llc Thermally activated bleaching clay product for oil bleaching
IL309924A (en) 2021-07-30 2024-03-01 Firmenich & Cie A process for preparing an oxacylhexane or oxacylopentane derivative
CN113441108B (zh) * 2021-08-20 2022-06-24 兰州交通大学 一种改性凹凸棒石负载纳米零价铁重金属吸附剂的制备方法及其产品和应用
WO2024003271A1 (en) 2022-06-30 2024-01-04 Firmenich Sa Process for preparation of ether, thioether or secondary amine derivatives in the presence of a heterogeneous acidic catalyst

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1492184A (en) * 1922-09-08 1924-04-29 James W Weir Method of treating colloidal clay
US1752721A (en) * 1928-05-09 1930-04-01 Harold E Bierce Method of preparing adsorbent materials
US1781265A (en) * 1929-05-14 1930-11-11 Filtrol Company Of California Process of making a decolorizing clay
US1946124A (en) * 1930-09-01 1934-02-06 Filtron Company Of California Neutral adsorbent and process of making same
US2477386A (en) * 1948-08-21 1949-07-26 Attapulgus Clay Company Method of improving the adsorbent and decolorizing properties of georgia-florida fuller's earth

Also Published As

Publication number Publication date
ES2092491T3 (es) 1996-12-01
EP0398636B1 (de) 1996-09-18
EP0398636A1 (de) 1990-11-22
DE69028570D1 (de) 1996-10-24
ATE142905T1 (de) 1996-10-15

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Legal Events

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8363 Opposition against the patent