KR930701359A - 점토와 활성 혼합 금속 산화물의 부가물 - Google Patents

점토와 활성 혼합 금속 산화물의 부가물

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Publication number
KR930701359A
KR930701359A KR1019920703284A KR920703284A KR930701359A KR 930701359 A KR930701359 A KR 930701359A KR 1019920703284 A KR1019920703284 A KR 1019920703284A KR 920703284 A KR920703284 A KR 920703284A KR 930701359 A KR930701359 A KR 930701359A
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KR
South Korea
Prior art keywords
clay
amount
metal oxide
mgo
empirical formula
Prior art date
Application number
KR1019920703284A
Other languages
English (en)
Inventor
레슬리 부르바 3세 존
프랭클린 호이 에드가
쥬니어 아더 에드윈 리드
Original Assignee
리챠드 지. 워터맨
더 다우 케미칼 캄파니
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 리챠드 지. 워터맨, 더 다우 케미칼 캄파니 filed Critical 리챠드 지. 워터맨
Publication of KR930701359A publication Critical patent/KR930701359A/ko

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    • C01F7/00—Compounds of aluminium
    • C01F7/78—Compounds containing aluminium and two or more other elements, with the exception of oxygen and hydrogen
    • C01F7/784—Layered double hydroxide, e.g. comprising nitrate, sulfate or carbonate ions as intercalating anions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
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    • C04B33/00—Clay-wares
    • C04B33/02—Preparing or treating the raw materials individually or as batches
    • C04B33/13—Compounding ingredients
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    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
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Abstract

점토, 특히 스멕타이트 변형체, 가장 특히 벤토나이트의 부가물은 하이드로칼사이트 또는 마그네슘 산화물 또는 알루미늄 산화물을 포함하는 혼합물, 또는 일반식 Lim DdT(OH)(m+2d+3+n,a)(An)a·xH2O(여기에서, m은 0 내지 1이고, D는 2가 금속이고, d는 0 내지 4이고, T는 3가 금속이고, A는 적어도 하나의 음이온 또는 원자가 n의 이온가 라디칼을 나타내고, n은 1 이상이고, (m+2d+3+n, a)는 3이상이며, (m+d)는 0이상이고, xH2O는 과량의 수화수를 나타낸다)와 실질적으로 일치하는 결정 혼합 금속 수산화물을 탈수시켜 제조한 적어도 하나의 활성 혼합 금속 산화물 또는 옥시-수산화물(AHMMO) 효과량을 사용하여 제조한다. 상기 부가물은 예를 들면 진흙을 드릴링하는데 및 광범위한 유체를 점도 변화시키는데 유용하다.

Description

점토와 활성 혼합 금속 산화물의 부가물
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (14)

  1. 실험식 MgO, Al2O3, MgAl2O4또는 실험식 (MgO)x·Al|2O3(x의 양은 Mg/Al의 비를 0.01/1 내지 6/1범위로 제공하기 위해 변화할 수 있다)의 혼합 금속 산화물중 적어도 한 화합물을 포함하는 활성화된 금속산화물과 점토와의 부가물.
  2. 제1항에 있어서, 혼합 금속 수산화물이 천연 또는 합성 하이드로탈사이트로부터 유래되는 방법.
  3. 제1항도는 제2항에 있어서, 점토가 스멕타이트군으로부터 선택된 적어도 하나의 점토를 포함하는 방법.
  4. 실질적으로 하기 실험식의 적어도 한 화합물을 포함하는 활성화된 금속 산화물과 점토와의 부가물을 형성함으로써, 점토의 수성 분사액의 점도를 변화시키기에 충분한 양의 열적으로 활성화된 금속 산화물과, 점토의 수성 분산액의 함께 교반하는 단계를 포함하는, 열적 활성화된 금속 산화물과 점토와의 부가물을 제조하는 방법.
  5. MgO, Al2O3, MgAl2O4또는 실험식 (MgO)x·Al2O3
  6. 상기 식에서, X의 양은 Mg/Al의 비를 0.01/1 내지 6/1 범위로 제공하기 위해 변화할 수 있다.
  7. 제4항에 있어서 혼합 금속 산화물이 Mg(OH)2와Al2(OH)3와의 혼합물을 가열하여 활성화된(MgO)x·Al2O3을 생성함으로써 제조하는 방법.
  8. 제4항에 있어서, 활성 혼합 금속 산화물이 하기 실험식의 혼합 함수 금속 수산화물을 가열건조함으로서 제조되는 방법.
  9. LimDdT(OH)(m+2d+3+n·a)(An)a·xH2O
  10. 상기 식에서, m은 0 내지 1의 수로서 Li의 양을 나타내고, D는 2가 금속이고, d는 D의 양을 표시하고, T는 적어도 하나의 3가 금속이고, A는 적어도 하나의 1가 또는 다가 음이온 이거나 음이 이온가 라디칼이고, a는 원자가 n의 A이온의 양이고, n·a는 약 0 내지 -3의 수를 나타내고, (m+2d+3+n, a)는 3이상이고, xH2O는 과량의 수화수를 표시하고, X는 0 이상이다.
  11. 제6항에 있어서, 식중 D가 Mg, Ca, Mn, Fe, Co, Ni, Cu 또는 Zn중에서 선택되는 적어도 하나의 2가 금속인 방법.
  12. 제7항에 있어서, 식중에서 D가 Mg 또는 Ca를 나타내고 T가 Al, Fe 또는 Ga를 나타내는 방법.
  13. 제4항에 있어서, 점토가 스멕타이트군의 적어도 한 점토를 포함하는 방법.
  14. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019920703284A 1991-04-16 1992-04-16 점토와 활성 혼합 금속 산화물의 부가물 KR930701359A (ko)

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US07/686,098 US5232627A (en) 1985-07-05 1991-04-16 Adducts of clay and activated mixed metal oxides
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PCT/US1992/003190 WO1992018238A1 (en) 1991-04-16 1992-04-16 Adducts of clay and activated mixed metal oxides

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