KR930000095A - 포토크로믹성 자외선 차폐분체 및 그 제조방법, 피부 외용제 - Google Patents

포토크로믹성 자외선 차폐분체 및 그 제조방법, 피부 외용제 Download PDF

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KR930000095A
KR930000095A KR1019920010114A KR920010114A KR930000095A KR 930000095 A KR930000095 A KR 930000095A KR 1019920010114 A KR1019920010114 A KR 1019920010114A KR 920010114 A KR920010114 A KR 920010114A KR 930000095 A KR930000095 A KR 930000095A
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photochromic
ultraviolet shielding
powder
shielding powder
color
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즈토무 사이토
후쿠지 스즈키
가즈히사 오노
오사무 사쿠라이
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후쿠하라 요시하루
가부시키가이샤 시세이도
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    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
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    • A61K2800/40—Chemical, physico-chemical or functional or structural properties of particular ingredients
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Abstract

내용 없음

Description

포토크로믹성 자외선 차폐분체 및 제조방법, 피부 외용제
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 산화티탄의 소성온도와 비표면적변화의 설명도.
제2도는 중화법에 따른 포토크로믹성 산화티탄의 제조공정의 설명도.
제3도는 요소법에 따른 포토크로믹성 산화티탄의 제조공정의 설명도.

Claims (9)

  1. 비표면적이 25㎡/g 이상이며 또한 A≥5, B≤3인 분체를 주성분으로 하는 포토크로믹성 자외선 차폐분체에 있어서, 분체 4g을 니트로셀롤로오스 락카 169g에 균일하게 분산시켜 아트종이위에서 76㎛ 분체기구에 의해 도막을 형성시키고, 이 도막을 건조시켜 포토크로믹성을 측정하는 샘플로서 이용하며, 빚의 조건으로서는 도시바제품 FL2OS·BLB 램프와 도시바제품 FL2OS. E램프를 11㎝의 간격으로 각각 하나씩 고정해 자외선 강도적산계 (도우레테크노사제품 SUV-T형)로 샘플에 닿는 자외선강도 2mW/㎤가 되도록 거리조정을 하고, ①샘플을 실온·암소에 약 10시간 방치한 것을 색채색차계(미놀타사제품 CR200)로 측색하며, ②이 샘플에 상기 자외선을 30분간 조사해서 암색화한 때의 색을 같은 방법으로 측정하고, ③이 조사샘플을 실온에서 암소에 24시간 방치한 때의 색을 같은 방법으로 측정해서, ①과 ②의 색차 △E틀 A, ①과 ③의 색차 △E를 B로 하는 것을 특징으로 하는 포토크로믹성 자외선 차폐분체.
  2. 제1항에 있어서, 포토크로믹성 자외선 차폐분체가 분체의 주성분이 산화티탄인 것을 특징으로 하는 포토크로믹싱 자외선 차폐분체.
  3. 제2항에 있어서, 포토크로믹성 자외선 차폐분체가, 산화티탄 분체는 아나테이즈형 산화티탄을 50% 이상 포함하는 것을 특징으로 하는 포토크로믹성 자외선 차폐분체.
  4. 제2항 또는 제3항에 있어서, 포토크로믹성 자외선 차폐분체가 포토크로믹성 부활제인 금속 Me를 0.05≥MeOm/(Me0m+TiO2)≥0.0001 m=1/2,1,3/2,2,3가 되도록 포함하는 것을 특징으로 하는 포토크로믹성 자외선 차폐분체.
  5. 비표면적이 l00㎡/g 이상인 원료산화티탄을 700℃ 이하에서 소성하는 것을 특징으로 하는 포토크로믹성 자외선 차폐분체.
  6. 비표면적이 S0㎡/g(S0</SB는 100미만)인 원료산화티탄올 하기 수식 1에 의해 산출되는 온도 T℃ 이하에서 소성하는 것을 특징으로 하는 포토크로믹성 자외선 차폐분체의 제조방법.
    수식 1
    T=(S0</SB+10)/0.10
    400≤T≤600
  7. 제5항 또는 제6항의 방법에 있어서, 포토크로믹성 부활제인 금속은 염 내지 알콕시드로부터 이루어지고 그 용액에서 중화 또는 가수분해 반응에 의해서 석출시키는 것을 특징으로 하는 포토크로믹성 자외선 차폐분체의 제조방법.
  8. 제7항에 있어서, 중화시에 pH가 8∼11로 조정되는 것을 특징으로 하는 포토크로믹성 자외선 차폐분체의 제조방법.
  9. 제1항에서 제4항에 있어서, 자외선분체를 0.1∼60 중량% 배합한 것을 특징으로 하는 피부외용제.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019920010114A 1991-06-10 1992-06-10 포토크로믹성 자외선 차폐분체 및 그 제조방법,피부외용제 KR100209815B1 (ko)

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JP91-166511 1991-06-10
JP3166511A JP3053667B2 (ja) 1991-06-10 1991-06-10 ホトクロミック性紫外線遮蔽粉体及びその製造方法、皮膚外用剤

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KR930000095A true KR930000095A (ko) 1993-01-15
KR100209815B1 KR100209815B1 (ko) 1999-07-15

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US (1) US5762915A (ko)
EP (1) EP0526712B1 (ko)
JP (1) JP3053667B2 (ko)
KR (1) KR100209815B1 (ko)
AU (1) AU657538B2 (ko)
CA (1) CA2070749C (ko)
DE (1) DE69232454T2 (ko)
ES (1) ES2173078T3 (ko)
TW (1) TW205007B (ko)

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FR2758335B1 (fr) * 1997-01-16 1999-02-19 Oreal Procede de preparation d'un compose photochrome, le compose photochrome obtenu et la composition cosmetique le comprenant
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KR100209815B1 (ko) 1999-07-15
EP0526712B1 (en) 2002-03-06
CA2070749A1 (en) 1992-12-11
DE69232454D1 (de) 2002-04-11
AU657538B2 (en) 1995-03-16
US5762915A (en) 1998-06-09
JPH04364117A (ja) 1992-12-16
TW205007B (ko) 1993-05-01
AU1811992A (en) 1993-12-23
CA2070749C (en) 2002-03-26
EP0526712A1 (en) 1993-02-10
JP3053667B2 (ja) 2000-06-19
ES2173078T3 (es) 2002-10-16
DE69232454T2 (de) 2002-11-07

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