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KR960010686A - 저분자량 셀룰로즈 에테르의 제조방법 - Google Patents

저분자량 셀룰로즈 에테르의 제조방법 Download PDF

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Publication number
KR960010686A
KR960010686A KR1019950031777A KR19950031777A KR960010686A KR 960010686 A KR960010686 A KR 960010686A KR 1019950031777 A KR1019950031777 A KR 1019950031777A KR 19950031777 A KR19950031777 A KR 19950031777A KR 960010686 A KR960010686 A KR 960010686A
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KR
South Korea
Prior art keywords
molecular weight
ethers
ether
cellulose
cellulose ether
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Application number
KR1019950031777A
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English (en)
Inventor
된게스 라인하르트
라이헬 디트하르트
Original Assignee
베른하르트 엠. 벡크·미카엘 펠트휘스
훽스트 아크티엔게젤샤프트
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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Application filed by 베른하르트 엠. 벡크·미카엘 펠트휘스, 훽스트 아크티엔게젤샤프트 filed Critical 베른하르트 엠. 벡크·미카엘 펠트휘스
Publication of KR960010686A publication Critical patent/KR960010686A/ko

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Classifications

    • 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
    • A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/73—Polysaccharides
    • A61K8/731—Cellulose; Quaternized cellulose derivatives
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/20—Pills, tablets, discs, rods
    • A61K9/28—Dragees; Coated pills or tablets, e.g. with film or compression coating
    • A61K9/2806—Coating materials
    • A61K9/2833—Organic macromolecular compounds
    • A61K9/286—Polysaccharides, e.g. gums; Cyclodextrin
    • A61K9/2866—Cellulose; Cellulose derivatives, e.g. hydroxypropyl methylcellulose
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q19/00—Preparations for care of the skin
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B11/00—Preparation of cellulose ethers
    • C08B11/20—Post-etherification treatments of chemical or physical type, e.g. mixed etherification in two steps, including purification
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D101/00—Coating compositions based on cellulose, modified cellulose, or cellulose derivatives
    • C09D101/08—Cellulose derivatives
    • C09D101/26—Cellulose ethers
    • C09D101/28—Alkyl ethers
    • 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
    • A61K2800/80—Process related aspects concerning the preparation of the cosmetic composition or the storage or application thereof
    • A61K2800/81—Preparation or application process involves irradiation

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Epidemiology (AREA)
  • Birds (AREA)
  • Wood Science & Technology (AREA)
  • Biochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dermatology (AREA)
  • Polymers & Plastics (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Medicinal Preparation (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Cosmetics (AREA)

Abstract

고체 칭량 단위용 피복재 및 세라믹 조성물 또는 화장품 제제에서의 첨가제 또는 중합반응 보조제로서 적합한 저분자량 셀룰로즈 에테로즈 고분자량 셀룰로즈 에테르와 염기의 혼합물을 전자 조사하여 수득한다.

Description

저분자량 셀룰로즈 에테르의 제조방법
내용없음

Claims (13)

  1. 고분자량 셀룰로즈 에테르와 염기의 혼합물을 가속화된 전자로 조사하여 저분자량 셀룰로즈 에테르를 제조하는 방법.
  2. 제1항에 있어서, 고분자량 셀룰로즈 에테즈의 평균 분자량(Mη)이 50,000내지 500,000g/㏖인 방법.
  3. 제1항에 있어서, 메틸셀룰로즈 에테르 또는 비이온성 또는 이온성 메틸셀룰로즈 혼합 에테르가 사용되는방법.
  4. 제1항에 있어서, 하이드록시알킬셀룰로즈 에테르 또는 비이온성 또는 이온성 하이드록시알킬셀룰로즈 혼합 에테르가 사용되는 방법.
  5. 제1항에 있어서,완충작용을 하는 수용성 무기염이 염기로서 사용되는 방법.
  6. 제1항에 있어서, 염기의 함량이, 셀룰로즈 에테르를 기준으로 하여, 0.01내지 4중량 ％인 방법.
  7. 제1항에 있어서, 셀룰로즈 에테르와 염기의 혼합물이, 먼저 셀룰로즈 에테르와 염기를 서로 개별적으로 미세하게 연마하고, 이어서 이들을 혼합장치에서 혼합시킴으로써 제조되는 방법.
  8. 제1항에 있어서, 셀룰로즈 에테르가 염기의 수용액과 함께 분무된 다음, 습윤성 셀룰로즈 에테르가 연마건조되는 방법.
  9. 제1항에 있어서,조사되는 셀룰로즈 에테르의 벌크 밀도가 0.2내지 0.7g/㎤인 방법.
  10. 제1항에 있어서, 조사가 연속적인 전자 빔 가솟화제를 사용하여 수행되는 방법.
  11. 제1항에 있어서, 전자 빔의 에너지 조사량이 5내지 500kGy인 방법.
  12. 제1항에 있어서, 청구한 방법으로 제조한 저분자량 셀룰로즈 에테르의 고체 칭량 단위용 피복재로서의 용도.
  13. 제1항에 있어서, 청구한 방법으로 제조한 제분자량 셀룰로즈 에테르의 세라믹 조성물 또는 화장품 제제에서의 첨가제 또는 중합반응 보조제로서의 용도.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019950031777A 1994-09-26 1995-09-26 저분자량 셀룰로즈 에테르의 제조방법 KR960010686A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEP4434280.2 1994-09-26
DE4434280A DE4434280C2 (de) 1994-09-26 1994-09-26 Verfahren zur Herstellung von niedermolekularen Celluloseethern und ihre Verwendung als Überzugsmaterial für feste Dosiereinheiten

Publications (1)

Publication Number Publication Date
KR960010686A true KR960010686A (ko) 1996-04-20

Family

ID=6529177

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019950031777A KR960010686A (ko) 1994-09-26 1995-09-26 저분자량 셀룰로즈 에테르의 제조방법

Country Status (6)

Country Link
US (2) US5719274A (ko)
EP (1) EP0708113B1 (ko)
JP (1) JPH08176201A (ko)
KR (1) KR960010686A (ko)
CA (1) CA2159045A1 (ko)
DE (2) DE4434280C2 (ko)

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US5807580A (en) * 1996-10-30 1998-09-15 Mcneil-Ppc, Inc. Film coated tablet compositions having enhanced disintegration characteristics
JP3114016B2 (ja) * 1998-05-15 2000-12-04 株式会社ホギメディカル 細胞接着促進効果を有する創傷止血材
JP3578627B2 (ja) 1998-05-15 2004-10-20 株式会社ホギメディカル 創傷患部の治癒を促進する組織シーラント
DE19913533A1 (de) 1999-03-25 2000-09-28 Bayer Ag Hochverzweigte Polykondensate
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US6294008B1 (en) * 1999-04-21 2001-09-25 The Dow Chemical Company Haze-free cellulose ether capsules and process for making
DE19941893A1 (de) * 1999-09-03 2001-03-08 Clariant Gmbh Niederviskose, heisswasser-flockbare Celluloseether, Verfahren zu deren Herstellung durch Depolymerisation sowie deren Verwendung
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ES2386772T3 (es) * 2001-03-15 2012-08-30 Sappi Limited Tratamiento y procedimiento de pasta papelera
US6506712B2 (en) * 2001-05-21 2003-01-14 React, Llc Method of manufacturing a multifunctional additive and using the same
ITVA20030025A1 (it) * 2003-07-17 2005-01-18 Lamberti Spa Depolimerizzazione enzimatica di carbossimetilcellulosa e relativi prodotti.
US8324377B2 (en) * 2004-11-02 2012-12-04 Shin-Etsu Chemical Co., Ltd. Method of separating water-soluble cellulose ether
US20080221482A1 (en) * 2007-03-06 2008-09-11 Labor Saving Devices, Inc. Steerable tip for flexible rods
US9174879B2 (en) * 2007-11-30 2015-11-03 Corning Incorporated Ceramic precursor batch composition and method of increasing ceramic precursor batch extrusion rate
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JP5827232B2 (ja) * 2009-10-14 2015-12-02 キシレコ インコーポレイテッド 紙製品のマーキング法
IT1400340B1 (it) 2010-05-25 2013-05-24 Lamberti Spa Metodo per sigillare i baccelli.
ITVA20110028A1 (it) 2011-10-03 2013-04-04 Lamberti Spa Depolimerizzazione di polisaccaridi e prodotti correlati
US9464227B2 (en) 2014-03-24 2016-10-11 Lamberti Spa Moisturizing agents
JP2015183095A (ja) * 2014-03-24 2015-10-22 凸版印刷株式会社 機能性セルロース及びその製造方法、並びに、機能性セルロース分散体、成形体
DE17784205T1 (de) 2016-09-28 2019-11-28 Cp Kelco Oy Waschmittelzusammensetzungen mit polysacchariden mit extrem niedrigem molekulargewicht
IT201900012597A1 (it) 2019-07-22 2021-01-22 Lamberti Spa Composizioni di gesso
IT202000021232A1 (it) 2020-09-08 2022-03-08 Lamberti Spa Metodo per migliorare le prestazioni di sostanze attive sistemiche e di inoculanti microbici
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Also Published As

Publication number Publication date
DE59505079D1 (de) 1999-03-25
EP0708113B1 (de) 1999-02-10
US5928709A (en) 1999-07-27
CA2159045A1 (en) 1996-03-27
JPH08176201A (ja) 1996-07-09
DE4434280A1 (de) 1996-03-28
EP0708113A1 (de) 1996-04-24
US5719274A (en) 1998-02-17
DE4434280C2 (de) 1998-09-10

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PA0109 Patent application

Patent event code: PA01091R01D

Comment text: Patent Application

Patent event date: 19950926

PG1501 Laying open of application
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WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid