KR950704192A - 실리카(Silitacs) - Google Patents

실리카(Silitacs)

Info

Publication number
KR950704192A
KR950704192A KR1019950701623A KR19950701623A KR950704192A KR 950704192 A KR950704192 A KR 950704192A KR 1019950701623 A KR1019950701623 A KR 1019950701623A KR 19950701623 A KR19950701623 A KR 19950701623A KR 950704192 A KR950704192 A KR 950704192A
Authority
KR
South Korea
Prior art keywords
particle size
microns
weight average
average particle
silica
Prior art date
Application number
KR1019950701623A
Other languages
English (en)
Other versions
KR0169542B1 (ko
Inventor
알드크로프트 데렉
윌리암 스타이너 피터
Original Assignee
조셉 크로스필드 앤드 존스 리미티드
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=8211534&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=KR950704192(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by 조셉 크로스필드 앤드 존스 리미티드 filed Critical 조셉 크로스필드 앤드 존스 리미티드
Publication of KR950704192A publication Critical patent/KR950704192A/ko
Application granted granted Critical
Publication of KR0169542B1 publication Critical patent/KR0169542B1/ko

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q11/00—Preparations for care of the teeth, of the oral cavity or of dentures; Dentifrices, e.g. toothpastes; Mouth rinses
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • 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
    • A61K8/19—Cosmetics or similar toiletry preparations characterised by the composition containing inorganic ingredients
    • A61K8/25—Silicon; Compounds thereof
    • 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
    • C01B33/187—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by acidic treatment of silicates
    • C01B33/193—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by acidic treatment of silicates of aqueous solutions of silicates
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/40—Chemical, physico-chemical or functional or structural properties of particular ingredients
    • A61K2800/41—Particular ingredients further characterized by their size
    • A61K2800/412—Microsized, i.e. having sizes between 0.1 and 100 microns
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/02—Amorphous compounds
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/51—Particles with a specific particle size distribution
    • 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
    • C01P2006/14—Pore volume
    • 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
    • C01P2006/60—Optical properties, e.g. expressed in CIELAB-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
    • C01P2006/80—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

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Epidemiology (AREA)
  • Birds (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Silicon Compounds (AREA)
  • Cosmetics (AREA)
  • Separation By Low-Temperature Treatments (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Glass Compositions (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)

Abstract

투명성 치약의 연마제용으로 적합한 무정형 실리카는 침전 공정에 의해 제조될 수 있다. 이들 실리카는 BET표면적이 10내지 90m2/g이고, 중량 평균입자 크기가 5내지 15미크론이고, 플라스틱 연마값이 16내지 26이고, 1.430내지 1.443의 RI영역에서의 투광률이 최소 70%이고, 오일 흡수도가 약 70 내지 150cm3/100g인 것에 의해 특정지어진다.

Description

실리카(Silitacs)
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (3)

  1. (i)약 10내지 90m2/g의 B.E.T. 표면적, (ii)20미크론 이상의 중량 평균 입도 분포는 15%이하이고, 25미크론 이상의 중량 평균 입도 분포는 5%이하인 약 5내지 약 15미크론의 중량평균입도, (iii)약 16내지 약26의 플라스틱 연마값, (iv)1.430내지 1.443의 굴절률 범위에서 적어도 약 70%의 투광률, (v)약 70내지 150의 오일 흡수도를 갖는 것이 특징인 무정형 실리카.
  2. 약 80내지 약100℃의 온도에서, 전해질, 바람직하게는 염화 나트륨의 존재(NaCl：SiO2의 비율이 1：12 및 1：4임)하에서, SiO2：M2O의 비가 3.0 내지 3.5인 알칼리(M)금속 실리케이트 용액과 pH가 약 8.5내지 약10이고 1차 산 부가종료 시의 실리카의 농도가 약 6.0내지 약8.0w/w이 되도록 무기산과 반응시키고, 이 슬러리를 약 10 내지 50분간 숙성시키고, pH가 2내지 5의 범위가 될때까지 무기 희석산의 2차 분량을 가하여 실리카 용액을 함유하는 알카리를 완전히 중화시켜 얻은 생성물을 여과, 세정 및 건조시켜, (i)약 10내지 90m2/g의 B.E.T. 표면적, (ii)20미크론 이상의 중량 평균 입도 분포는 15%이하이고, 25미크론 이상의 중량 평균 입도 분포는 5%이하인 약 5내지 약 15미크론 중량평균입도, (iii)약 16내지 약26의 플라스틱 연마값, (iv)1.430내지 1.443의 굴절률 범위에서 적어도 약 70%의 투광률, (v)약 70내지 150의 오일 흡수도를 갖는 무정형 침강실리카의 제조 방법.
  3. 제1항에 있어서, 정의한 바와 같은 무정형 실리카를 약 5중량% 내지 약 50중량% 바람직하게는 최대 약 30중량% 함유하는 치약 조성물.
    ※ 참고사항:최초출원 내용에 의하여 공개하는 것임.
KR1019950701623A 1992-10-28 1993-10-26 실리카 KR0169542B1 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB92309858.6 1992-10-28
EP92309858 1992-10-28
EP92309858.6 1992-10-28
PCT/EP1993/003006 WO1994010087A1 (en) 1992-10-28 1993-10-26 Silicas

Publications (2)

Publication Number Publication Date
KR950704192A true KR950704192A (ko) 1995-11-17
KR0169542B1 KR0169542B1 (ko) 1999-01-15

Family

ID=8211534

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019950701623A KR0169542B1 (ko) 1992-10-28 1993-10-26 실리카

Country Status (16)

Country Link
US (1) US5624652A (ko)
EP (1) EP0666832B2 (ko)
JP (1) JP2971946B2 (ko)
KR (1) KR0169542B1 (ko)
CN (2) CN1040200C (ko)
AT (1) ATE142170T1 (ko)
AU (1) AU684477B2 (ko)
BR (1) BR9307330A (ko)
CA (1) CA2146997C (ko)
DE (1) DE69304546T3 (ko)
ES (1) ES2092334T5 (ko)
MX (1) MX9306711A (ko)
MY (1) MY109255A (ko)
PL (1) PL172190B1 (ko)
WO (1) WO1994010087A1 (ko)
ZA (1) ZA938055B (ko)

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DE69638250D1 (de) * 1995-05-03 2010-10-14 Unilever Nv Klare Gelzahnpasta
ES2158318T3 (es) * 1995-06-30 2001-09-01 Ineos Silicas Ltd Silices amorfas y composiciones orales.
GB9601084D0 (en) 1996-01-19 1996-03-20 Unilever Plc Amorphous silicas and oral compositions
EP0798266B2 (de) * 1996-03-27 2002-01-02 Degussa AG Fällungskieselsäure
FR2750692B1 (fr) * 1996-07-05 1998-10-16 Rhone Poulenc Chimie Nouvelle silice abrasive, utilisable dans les dentifrices, son procede de preparation et compositions dentifrices la contenant
US6616916B1 (en) 2001-12-10 2003-09-09 J. M. Huber Corporation Transparent dentifrices
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US20030131536A1 (en) * 2001-12-21 2003-07-17 Kostinko John A. Precipitated silica
GB0130907D0 (en) 2001-12-22 2002-02-13 Ineos Silicas Ltd Amorphous silica
KR100477200B1 (ko) * 2002-06-05 2005-03-21 (주)나노닉스 초음파 분무 열분해법을 이용한 실리카 분말의 제조방법
US6946119B2 (en) 2003-02-14 2005-09-20 J.M. Huber Corporation Precipitated silica product with low surface area, dentifrices containing same, and processes
WO2004073539A2 (en) 2003-02-14 2004-09-02 J. M. Huber Corporation Precipitated silica product, dentrifices containing same, and processes
CN1301904C (zh) * 2005-04-27 2007-02-28 张云升 绿色高透明牙膏用二氧化硅的制备方法
GB0525369D0 (en) 2005-12-14 2006-01-18 Ineos Silicas Ltd Silicas
US20080267891A1 (en) * 2007-04-30 2008-10-30 Colgate-Palmolive Company Oral Care Composition To Reduce Or Eliminate Dental Sensitivity
US20090186090A1 (en) * 2007-04-30 2009-07-23 Colgate-Palmolive Oral Care Composition to Reduce or Eliminate Dental Sensitivity
US8551457B2 (en) 2008-11-25 2013-10-08 The Procter & Gamble Company Oral care compositions comprising spherical fused silica
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KR20150036555A (ko) 2012-07-11 2015-04-07 제트에스 파마, 인코포레이티드 고칼슘혈증 환자에서 고칼륨혈증의 치료를 위한 미세다공성 지르코늄 실리케이트 및 고칼륨혈증의 치료를 위한 개선된 칼슘-함유 조성물
US10695365B2 (en) 2012-10-22 2020-06-30 ZS Pharma, Inc. Microporous zirconium silicate for the treatment of hyperkalemia
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GB9601084D0 (en) † 1996-01-19 1996-03-20 Unilever Plc Amorphous silicas and oral compositions

Also Published As

Publication number Publication date
CA2146997A1 (en) 1994-05-11
AU5372194A (en) 1994-05-24
CN1040200C (zh) 1998-10-14
DE69304546D1 (de) 1996-10-10
PL308645A1 (en) 1995-08-21
WO1994010087A1 (en) 1994-05-11
CN1088546A (zh) 1994-06-29
MX9306711A (es) 1994-06-30
CN1077425C (zh) 2002-01-09
EP0666832A1 (en) 1995-08-16
PL172190B1 (pl) 1997-08-29
CN1202356A (zh) 1998-12-23
DE69304546T2 (de) 1997-02-20
ES2092334T5 (es) 2003-01-16
CA2146997C (en) 2000-10-17
ATE142170T1 (de) 1996-09-15
AU684477B2 (en) 1997-12-18
JP2971946B2 (ja) 1999-11-08
ZA938055B (en) 1995-04-28
US5624652A (en) 1997-04-29
KR0169542B1 (ko) 1999-01-15
MY109255A (en) 1996-12-31
DE69304546T3 (de) 2002-11-21
JPH08502471A (ja) 1996-03-19
ES2092334T3 (es) 1996-11-16
EP0666832B2 (en) 2002-07-10
EP0666832B1 (en) 1996-09-04
BR9307330A (pt) 1999-06-01

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