KR830002101A - Bleaching method of fibrous substance by hydrogen peroxide - Google Patents

Bleaching method of fibrous substance by hydrogen peroxide Download PDF

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Publication number
KR830002101A
KR830002101A KR1019800000232A KR800000232A KR830002101A KR 830002101 A KR830002101 A KR 830002101A KR 1019800000232 A KR1019800000232 A KR 1019800000232A KR 800000232 A KR800000232 A KR 800000232A KR 830002101 A KR830002101 A KR 830002101A
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KR
South Korea
Prior art keywords
hydrogen peroxide
bleaching
surfactant
agent
alkaline
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Application number
KR1019800000232A
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Korean (ko)
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KR840000382B1 (en
Inventor
미노루 요쓰야
기요시 메에
세이뀨 진노우찌
도시오 오찌아이
Original Assignee
아이가와 따이기찌
미쓰비시 가스 가가꾸 가부시끼가이샤
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.)
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Priority to KR1019800000232A priority Critical patent/KR840000382B1/en
Publication of KR830002101A publication Critical patent/KR830002101A/en
Application granted granted Critical
Publication of KR840000382B1 publication Critical patent/KR840000382B1/en

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Classifications

    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
    • D06L4/00—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
    • D06L4/10—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which develop oxygen
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
    • H01B3/20—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances liquids, e.g. oils
    • H01B3/22—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances liquids, e.g. oils hydrocarbons
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/124—Duplicating or marking methods; Sheet materials for use therein using pressure to make a masked colour visible, e.g. to make a coloured support visible, to create an opaque or transparent pattern, or to form colour by uniting colour-forming components
    • B41M5/165—Duplicating or marking methods; Sheet materials for use therein using pressure to make a masked colour visible, e.g. to make a coloured support visible, to create an opaque or transparent pattern, or to form colour by uniting colour-forming components characterised by the use of microcapsules; Special solvents for incorporating the ingredients
    • B41M5/1655—Solvents
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2/00—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms
    • C07C2/54—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by addition of unsaturated hydrocarbons to saturated hydrocarbons or to hydrocarbons containing a six-membered aromatic ring with no unsaturation outside the aromatic ring
    • C07C2/64—Addition to a carbon atom of a six-membered aromatic ring
    • C07C2/66—Catalytic processes
    • C07C2/68—Catalytic processes with halides
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2527/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • C07C2527/06—Halogens; Compounds thereof
    • C07C2527/125—Compounds comprising a halogen and scandium, yttrium, aluminium, gallium, indium or thallium
    • C07C2527/126—Aluminium chloride

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Detergent Compositions (AREA)
  • Paper (AREA)

Abstract

내용 없음No content

Description

과산화수소에 의한 섬유상 물질 표백방법Bleaching method of fibrous substance by hydrogen peroxide

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

Claims (13)

섬유물질을 pH5~7의 약산성에서 과산화수소로 표백한 다음, 이 표백계에 알카리화제를 한 번에 가하든가 또는 연속적으로 가하여 pH를 8.5~11의 약 알카리성으로 하여 잔류 과산화수소로 계속 표백함을 특징으로 하는 섬유물질의 표백방법.The fiber material is bleached with hydrogen peroxide at a slightly acidic pH of 5-7, and an alkalizing agent is added to this bleaching system at once or continuously to make the pH slightly weaker with 8.5 to 11, thereby continuing to bleach with residual hydrogen peroxide. Bleaching method of textile material to do. 섬유물질이 천연, 합성 또는 반합성섬유, 혼방, 혼합우븐 또는 혼합 니트제품 또는 이들의 직물인 특허청구의 범위 1의 방법.The method of claim 1 wherein the fibrous material is natural, synthetic or semisynthetic fibres, blends, mixed wovens or mixed knitted articles or fabrics thereof. 과산화수소를 35%(중량) 과산화수소로 2~100cc/ℓ의 양을 사용하는 특허청구범위 1의 방법.The method of claim 1 using an amount of 2 to 100 cc / l of hydrogen peroxide as 35% by weight hydrogen peroxide. 알카리화제가 알카리금속의 인산염, 알카리 금속의 약산성염, 알카리금속의 수산화물, 암모니아수 및 알카리성 암모늄염중에서 적어도 하나인 특허청구의 범위 1의 방법.The method of claim 1 wherein the alkalizing agent is at least one of phosphates of alkali metals, weak acid salts of alkali metals, hydroxides of alkali metals, ammonia water and alkaline ammonium salts. 알카리화제를 표백제에 20~40분에 걸쳐서 연속적으로 가하는 특허청구의범위 1의 방법.The method of claim 1 wherein the alkalizing agent is added continuously to the bleach over 20-40 minutes. 약산성하 및 약알카리성하 과산화수소에 의한 표백을 각각 50~120℃의 온도에서 0.5~5시간동안에 행하는 특허청구의 범위1의 방법.The method according to claim 1, wherein bleaching with weakly acidic and weakly alkaline hydrogen peroxide is performed at a temperature of 50 to 120 ° C. for 0.5 to 5 hours, respectively. 약산성하 과산화수소에 의한 표백후 및 약알카리성하 과산화수소에 의한 표백전에 수세 및 탈수를 행하는 특허 청구의 범위 1의 방법.The method of Claim 1 which washes and dehydrates after bleaching with weakly acidic hydrogen peroxide and before bleaching with weakly alkaline hydrogen peroxide. 약산성하 과산화수소에 의한 표백 후, 알카리화제를 가할 때에 잔류 과산화수소가 부족한 경우, 동시에 과산화수소를 보충하는 특허청구의 범위 1의 방법.The method according to claim 1, wherein, when the alkaline agent is added after bleaching with hydrogen peroxide under weak acidity, the residual hydrogen peroxide is insufficient, the hydrogen peroxide is replenished at the same time. 표백을 자연순환형 표백 장치 또는 강제순환형 표백장치에서 행하는 특허청구의 범위 1의 방법.The method of claim 1 in which bleaching is performed in a natural circulation bleaching apparatus or a forced circulation bleaching apparatus. 표백제로서 계면활성제의 존재하에 표백을 행하는 특허 청구의 범위 1의 방법.The method of Claim 1 which performs bleaching in presence of surfactant as a bleaching agent. 계면활성제가 중성의 계면활성제인 특허 청구의 범위 10의 방법.The method of claim 10 wherein the surfactant is a neutral surfactant. 계면활성제를 100%의 순수한 성분으로 0.1~2g/의 양을 사용하는 특허 청구의 범위 10의 방법.The method of claim 10 using the surfactant in an amount of 0.1 to 2 g / with 100% pure ingredients. 특허 청구의 범위 1~12의 어느 방법에 의하여 얻어진 표백된 섬유물질.Bleached fiber material obtained by any of the methods of claims 1 to 12. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019800000232A 1980-01-23 1980-01-23 Bleaching method of fibrous substance by hydrogen peroxide KR840000382B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019800000232A KR840000382B1 (en) 1980-01-23 1980-01-23 Bleaching method of fibrous substance by hydrogen peroxide

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019800000232A KR840000382B1 (en) 1980-01-23 1980-01-23 Bleaching method of fibrous substance by hydrogen peroxide

Publications (2)

Publication Number Publication Date
KR830002101A true KR830002101A (en) 1983-05-21
KR840000382B1 KR840000382B1 (en) 1984-03-27

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Application Number Title Priority Date Filing Date
KR1019800000232A KR840000382B1 (en) 1980-01-23 1980-01-23 Bleaching method of fibrous substance by hydrogen peroxide

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KR840000382B1 (en) 1984-03-27

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