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KR910016627A - 산-안정화 탄산칼슘, 이의 제조 방법 및 산성 종이 제조시 이의 사용 방법 - Google Patents

산-안정화 탄산칼슘, 이의 제조 방법 및 산성 종이 제조시 이의 사용 방법 Download PDF

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KR910016627A
KR910016627A KR1019910003718A KR910003718A KR910016627A KR 910016627 A KR910016627 A KR 910016627A KR 1019910003718 A KR1019910003718 A KR 1019910003718A KR 910003718 A KR910003718 A KR 910003718A KR 910016627 A KR910016627 A KR 910016627A
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acid
calcium carbonate
finely divided
calcium
weak
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KR930001213B1 (ko
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파사레티 준디.
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알렌제이, 스피에겔
화이자 인코포레이티드
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    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F11/00—Compounds of calcium, strontium, or barium
    • C01F11/18—Carbonates
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/63—Inorganic compounds
    • D21H17/67—Water-insoluble compounds, e.g. fillers, pigments
    • D21H17/69—Water-insoluble compounds, e.g. fillers, pigments modified, e.g. by association with other compositions prior to incorporation in the pulp or paper
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F11/00—Compounds of calcium, strontium, or barium
    • C01F11/18—Carbonates
    • C01F11/185—After-treatment, e.g. grinding, purification, conversion of crystal morphology
    • 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
    • C09C1/02—Compounds of alkaline earth metals or magnesium
    • C09C1/021—Calcium carbonates
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/63—Inorganic compounds
    • D21H17/67—Water-insoluble compounds, e.g. fillers, pigments
    • D21H17/675—Oxides, hydroxides or carbonates
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/10—Particle morphology extending in one dimension, e.g. needle-like
    • C01P2004/11—Particle morphology extending in one dimension, e.g. needle-like with a prismatic shape
    • 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
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/62—Submicrometer sized, i.e. from 0.1-1 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
    • C01P2006/12—Surface area

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Paper (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Pigments, Carbon Blacks, Or Wood Stains (AREA)

Abstract

내용 없음

Description

산-안정화 탄산칼슘, 이의 제조 방법 및 산성 종이 제조시 이의 사용방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 나트륨 헥사메타인산염 및 인산으로 산-안정화시킨 침전된 탄산칼슘의 시간에 대한 pH안정도를 나타낸 그래프이다, 제2도는 다양한 농도의 나트륨 헥사메타인산염 및 6중량%의 인산으로 산-안정화시킨 침전된 탄산칼슘을 장기간에 걸쳐 교반한 후의 최정 pH를 나타낸 그래프이다, 제3도는 다양한 농도의 나트륨 헥사메타인 산염 및 다양한 농도의 인산으로 산-안정화시킨 침전된 탄산칼슘을 장기간에 걸쳐 교반한후의 최종 pH를 나타낸 그래프이다.

Claims (13)

  1. 약산 약 0.1중량%이상, 칼슘-칼레이트화제 및 약산의 알칼리 금속 염인 짝염기로 이루어진 그룹중에서 선택된 화합물 약 0.1중량%이상(이때, 짝염기를 선택할 경우, 이의 약산 성분 및 약산은 동일하거나 상이할 수 있으며, 이들은 인산, 메타인산, 헥사메타인산, 사트르산, 붕산, 황산, 아세트산 및 이의 혼합물로 이루어진 그룹중에서 선택된다) 및 나머지는 (총 100중량%가 되도록)미분된 탄산칼슘(이때, 탄산칼슘은 칼슘-킬레이트화제 또는 짝염기 및 약산에 의해 피복되며 이들과 평형상태로 존재한다)의 혼합물로 구성됨을 특징으로 하는 미분된 산-안정화 탄산칼슘.
  2. 제1항에 있어서, 알칼리 금속이 나트륨 또는 칼슘인 미분된 산-안정화 탄산칼슘.
  3. 제1항에 있어서, 짝염기를 나트륨 헥사메타인산염인 미분된 산-안정화 탄산칼슘.
  4. 제1항에 있어서, 짝염기를 나트륨 헥사메타인산염이고 약산이인산인 미분된 산-안정화 탄산칼슘.
  5. 제1항에 있어서, 칼슘-킬레이트화제가 나트륨 헥사메타인산염 및 통상적인 다좌(multi-dentate)킬레이트 리간드로 이루어진 그룹중에서 선택되는 미분된 산-안정화 탄산칼슘.
  6. 제5항에 있어서, 통상적인 다좌 킬레이트 리간드가 에티러렌 디아민 테트라-아세트산(EDTA), 트리에틸렌 테트라민, 디에틸렌 트리아민, 0-페난트롤린, 옥실산 등으로 이루어진 그룹중에서 선택되는 미분된 산-안정화 탄산칼슘.
  7. 제1항에 있어서, 탄산칼슘이 침전된 탄산칼슘 및 미분된 천연 석회석으로 이루어진 그룹에서 선택되는 미분된 산-안정화 탄산칼슘.
  8. 제1항에 있어서, 칼슘-킬레이트화제 또는 짝염기가 최종 혼합물의 약 1내지 약 2중량%이고, 약산이 최종 혼합물의 약 1내지 약 4중량%인 미분된 산-안정화 탄산칼슘.
  9. a)탄산칼슘의 무수중량을 기준으로 하여, 나트륨 헥사메타인산염 및 에틸렌 디아민 테트라-아세트산(EDTA), 트리에틸렌 테트라민, 디에틸렌 트리아민, o-페난트롤린, 옥살산등을 포함하는 통상의 다좌 킬레이트 리간드로 이루어진 그룹중에서 선택된 칼슘-키레이트화제, 및 약산의 알칼리 금속염인 짝염기로 이루어진 그룹중에서 선택된 화합물 약 0.1중량%이상을 미분된 탄산칼슘에 가하여 혼합물을 생성시키고, b)이 혼합물에, 탄산칼슘의 무수 중량을 기준으로 하여, 약산 0.1중량%이상으로 가하여 생성된 최종 혼합물의 pH 를 약 5내지 7로 감소시킨 다음〔이때, 단계9a)에서 짝염기를 선택할 경우, 이의 약산 성분 및 단계 (b)의 약산은 동일하거나 상이 할수 있으며, 약산은 인산, 메타인산, 헥사메타인산, 시트르산, 붕산, 아황산, 아세트산 및 이의 혼합물로 이루어진 그룹중에서 선택된다〕, c)최종 혼합물이 균일하게 혼합될때까지 교반시킴을 특징으로 하여, 미분된 산-안정화 탄산칼슘을 제조하는 방법.
  10. 제9항에 있어서, 미분된 탄산칼슘이 무수 분말일 경우, 칼슘-킬레이트화제 또는 짝염기는 수용액 상태이며, 미분된 탄산칼슘이 수성 슬러리일 경우, 칼슘-킬레이트화제 또는 짝염기는 고체 또는 수용액 상태인 방법.
  11. 제9항에 있어서, 제지 공정에서 미분된 산-안정화 탄산칼슘을 충전제 물질로서 사용할 경우, 약산을 미분된 탄산칼슘 및 칼슘-킬레이트화제 또는 짝염기의 혼합물에 종이 완성지료(furnish)의 성분으로 가하는 방법.
  12. 제9항에 있어서, 제지 공정에서 미분된 산-안정화 탄산칼슘을 충전제 물질로서 사용할 경우, 칼슘-킬레이트화제 또는 짝염기 및 약산을 종임 완성지료의 성분으로 사용하되, 칼슘-킬레이트화제 또는 짝여믹를 미분된 탄산칼슘을 함유하는 혼합물에 먼저 가한 다음, 이어서 상기에서 생성된 미분된 탄산칼슘 및 칼슘-킬레이트화제 또는 짝염기의 혼합물에 약산을 가하는 방법.
  13. 약산 약 0.1중량%이상, 및 나트륨 헥사메타인산염 및 에틸렌 디아민 테트라-아세트(EDTA), 트리에틸렌 테트라민, 디에틸렌 트리아민, o-펜난트롤린, 옥살산 등을 포함하는 통상의 다좌 킬레이트 리간드로 이루어진 그룹중에서 선택된 칼슘-킬레이트화제 및 약산의 알칼리 금속 염인 짝염기(이때 짝염기를 선택할 경우, 이의 약산 성분 및 약산은 동일하거나 상이하며, 약산은 인산, 메타인산, 헥사메타인산, 시트르산, 붕산, 아황산, 아세트산 및 이의 혼합물로 이루어진 그룹중에서 선택된다)로 이루어진 그룹중에서 선택된 화합물이 약 0.1중량% 이상으로 산-안정화시킨 미분된 탄산칼슘(이때, 칼슘-킬레이트화제 또는 짝염기는 최종 혼합물의 약 1내지 약 2중량%이며, 약산은 최종 혼합물의 약 1내지 약4중량%이다)를 제지 과정시 충전제 물질로서 사용함을 특징으로 하여, 약산성 종이를 중화시킴으로써 이의 광학적 특성을 증진시키는 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019910003718A 1990-03-09 1991-03-08 산-안정화 탄산칼슘, 이의 제조방법 및 산성 종이 제조시 이의 사용방법 KR930001213B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US491,366 1990-03-09
US07/491,366 US5043017A (en) 1990-03-09 1990-03-09 Acid-stabilized calcium carbonate, process for its production and method for its use in the manufacture of acidic paper

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KR910016627A true KR910016627A (ko) 1991-11-05
KR930001213B1 KR930001213B1 (ko) 1993-02-22

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US (1) US5043017A (ko)
EP (1) EP0445952B1 (ko)
JP (1) JP3127001B2 (ko)
KR (1) KR930001213B1 (ko)
AU (2) AU7276691A (ko)
BR (1) BR9100922A (ko)
CA (1) CA2035808C (ko)
DE (1) DE69121605T2 (ko)
ES (1) ES2091866T3 (ko)
FI (2) FI108155B (ko)
MX (1) MX166378B (ko)

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FI20002724L (fi) 2000-12-12
MX166378B (es) 1993-01-04
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EP0445952A1 (en) 1991-09-11
AU665634B2 (en) 1996-01-11
FI108155B (fi) 2001-11-30
KR930001213B1 (ko) 1993-02-22
FI111972B (fi) 2003-10-15
FI911183A0 (fi) 1991-03-08
ES2091866T3 (es) 1996-11-16
DE69121605D1 (de) 1996-10-02
CA2035808A1 (en) 1991-09-10
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AU7276691A (en) 1991-10-10
FI911183L (fi) 1991-09-10

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