KR920017946A - 비 결정성 실리카형 충진제 - Google Patents

비 결정성 실리카형 충진제 Download PDF

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KR920017946A
KR920017946A KR1019920004247A KR920004247A KR920017946A KR 920017946 A KR920017946 A KR 920017946A KR 1019920004247 A KR1019920004247 A KR 1019920004247A KR 920004247 A KR920004247 A KR 920004247A KR 920017946 A KR920017946 A KR 920017946A
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amorphous silica
filler
recording paper
particle diameter
silica
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KR1019920004247A
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KR100237509B1 (ko
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마시히데 오가와
키요시 아베
마사오 타카하시
유우지 와시오
카쥬미츄 에노모토
토시오 키쥬
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나카자와 타다히사
미즈자와 가가쿠 코교 가부시기가이샤
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Priority claimed from JP3074421A external-priority patent/JP3050937B2/ja
Application filed by 나카자와 타다히사, 미즈자와 가가쿠 코교 가부시기가이샤 filed Critical 나카자와 타다히사
Publication of KR920017946A publication Critical patent/KR920017946A/ko
Priority to KR1019990029060A priority Critical patent/KR100250376B1/ko
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    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09CTREATMENT 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
    • C09C1/00Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/28Compounds of silicon
    • C09C1/30Silicic acid
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41MPRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/30Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using chemical colour formers
    • B41M5/337Additives; Binders
    • B41M5/3377Inorganic compounds, e.g. metal salts of organic acids
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B82NANOTECHNOLOGY
    • B82YSPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
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    • C01B33/00Silicon; Compounds thereof
    • C01B33/113Silicon oxides; Hydrates thereof
    • C01B33/12Silica; Hydrates thereof, e.g. lepidoic silicic acid
    • C01B33/14Colloidal silica, e.g. dispersions, gels, sols
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    • C01B33/154Preparation of hydrogels by acidic treatment of aqueous silicate solutions
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    • Y10S428/913Material designed to be responsive to temperature, light, moisture
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  • Chemical & Material Sciences (AREA)
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  • Compositions Of Macromolecular Compounds (AREA)
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Abstract

내용 없음

Description

비 결정성 실리카형 충진제
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 비결정성 실리카형 충진제의 입자구조를 보여주는 주사형 전자현미경 사진(20,000배 확대)이다.

Claims (9)

  1. 주사(scanning)형 전자 현미경에 의해 관찰된 제1입자의 평균 직경(D1)이 100 내지 270㎜이고, 겉보기 비중(JIS K 6220법)이 0.24 내지 0.55g/㎠이고, BET법에 의한 비표면적이 200 내지 500㎡/g이며, BET 법의 비표면적으로부터 계산된 실리카 원소입자 직경(DO)가 5 내지 15㎜이고, (평균 주 입자 직경(D1))÷(실리카 원소 입자 직경(DO))이 비율로 정의되는 응집도(DA)가 10 내지 50인 것을 특징으로 하는 비 결정성 실리카-형 충진제.
  2. 제1항에 있어서, 제2 입자의 평균 직경이 카우터(Couter) 계수법에 의하여 1 내지 50㎛인 것을 특징으로 하는 비결정성 실리카-형 충진제.
  3. 제1항에 있어서, 상기 오일-흡인양(JIS K 5101법)이 50 내지 120㎖/100g인 것을 특징으로 하는 비결정성 실리카-형 충진제.
  4. 제1항의 비결정성 실리카를 포함하는 수지필름용 점착 방지제.
  5. 제4항의 점착 방지제를 열가소성 수지 100 중량부당 0.01 내지 5중량부로 첨가한 열가소성 수지 필름.
  6. 제1항의 비결정성 실리카를 포함하는 열감성 기록지용 충진제.
  7. 제6항에 있어서, 카우터 계수법에 의한 제2입자의 평균 직경이 1 내지 5㎛이고, 오일 흡인량(JIS K 5101법)이 50 내지 120㎖/100g인 것을 특징으로 하는 열감성 기록지용 충진제.
  8. 제1항에 있어서, 상기 비결정성 실리카를 50 중량%를 포함하는 수용성 분산 슬러리의 점도가 100cps 이하인 것을 특징으로 하는 열감성 기록지용 충진제.
  9. 제6항의 비결정성 실리카형-충진제를 고형 성분을 기준으로 5 내지 60중량%의 양으로 본질적으로 공지된 열-민감성 기록층 조성물에 첨가한 열감성 기록지.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019920004247A 1991-03-15 1992-03-14 비결정성 실리카형 충진제 KR100237509B1 (ko)

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Application Number Priority Date Filing Date Title
KR1019990029060A KR100250376B1 (ko) 1991-03-15 1999-07-19 비 결정성 실리카형 충진제 함유 열 감성 기록지

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP7442291 1991-03-15
JP91-074421 1991-03-15
JP91-074422 1991-03-15
JP3074421A JP3050937B2 (ja) 1991-03-15 1991-03-15 非晶質シリカ系充填剤

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KR1019990029060A Division KR100250376B1 (ko) 1991-03-15 1999-07-19 비 결정성 실리카형 충진제 함유 열 감성 기록지

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KR920017946A true KR920017946A (ko) 1992-10-21
KR100237509B1 KR100237509B1 (ko) 2000-02-01

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US (3) US5266397A (ko)
EP (1) EP0513975B1 (ko)
KR (1) KR100237509B1 (ko)
DE (1) DE69207640T2 (ko)

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EP0513975B1 (en) 1996-01-17
US5266397A (en) 1993-11-30
EP0513975A1 (en) 1992-11-19
DE69207640T2 (de) 1996-09-19
DE69207640D1 (de) 1996-02-29
KR100237509B1 (ko) 2000-02-01
US5418043A (en) 1995-05-23
US5384191A (en) 1995-01-24

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