BRPI1006378A2 - processo para a produção de celulose alcalina - Google Patents

processo para a produção de celulose alcalina

Info

Publication number
BRPI1006378A2
BRPI1006378A2 BRPI1006378A BRPI1006378A BRPI1006378A2 BR PI1006378 A2 BRPI1006378 A2 BR PI1006378A2 BR PI1006378 A BRPI1006378 A BR PI1006378A BR PI1006378 A BRPI1006378 A BR PI1006378A BR PI1006378 A2 BRPI1006378 A2 BR PI1006378A2
Authority
BR
Brazil
Prior art keywords
production
alkaline cellulose
alkaline
cellulose
Prior art date
Application number
BRPI1006378A
Other languages
English (en)
Inventor
Bettina Hoelzer
Matthias Sprehe
Original Assignee
Dow Global Technologies Llc
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.)
Filing date
Publication date
Application filed by Dow Global Technologies Llc filed Critical Dow Global Technologies Llc
Publication of BRPI1006378A2 publication Critical patent/BRPI1006378A2/pt
Publication of BRPI1006378B1 publication Critical patent/BRPI1006378B1/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/40—Mixing liquids with liquids; Emulsifying
    • B01F23/43—Mixing liquids with liquids; Emulsifying using driven stirrers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/40—Mixing liquids with liquids; Emulsifying
    • B01F23/49—Mixing systems, i.e. flow charts or diagrams
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/60—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis
    • B01F27/70—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis with paddles, blades or arms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
    • B01F27/92—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with helices or screws
    • B01F27/923—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with helices or screws the material flowing continuously through the receptacle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
    • B01F27/95—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with stirrers having planetary motion, i.e. rotating about their own axis and about a sun axis
    • B01F27/953—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with stirrers having planetary motion, i.e. rotating about their own axis and about a sun axis using only helical stirrers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F33/00—Other mixers; Mixing plants; Combinations of mixers
    • B01F33/80—Mixing plants; Combinations of mixers
    • B01F33/82—Combinations of dissimilar mixers
    • B01F33/821—Combinations of dissimilar mixers with consecutive receptacles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F33/00—Other mixers; Mixing plants; Combinations of mixers
    • B01F33/80—Mixing plants; Combinations of mixers
    • B01F33/83—Mixing plants specially adapted for mixing in combination with disintegrating operations
    • B01F33/833—Devices with several tools rotating about different axis in the same receptacle
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B1/00—Preparatory treatment of cellulose for making derivatives thereof, e.g. pre-treatment, pre-soaking, activation
    • C08B1/08—Alkali cellulose
    • C08B1/10—Apparatus for the preparation of alkali cellulose
    • 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
    • C08B11/193—Mixed ethers, i.e. ethers with two or more different etherifying groups
BRPI1006378-1A 2009-03-05 2010-01-08 Processo para a produção de celulose alcalina BRPI1006378B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US15768509P 2009-03-05 2009-03-05
US61/157,685 2009-03-05
PCT/US2010/020430 WO2010101667A1 (en) 2009-03-05 2010-01-08 Process for improved production of alkali cellulose and cellulose derivatives

Publications (2)

Publication Number Publication Date
BRPI1006378A2 true BRPI1006378A2 (pt) 2016-02-10
BRPI1006378B1 BRPI1006378B1 (pt) 2019-09-17

Family

ID=41697899

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI1006378-1A BRPI1006378B1 (pt) 2009-03-05 2010-01-08 Processo para a produção de celulose alcalina

Country Status (7)

Country Link
US (1) US8993747B2 (pt)
EP (1) EP2403881B1 (pt)
JP (1) JP5706344B2 (pt)
KR (1) KR101690097B1 (pt)
CN (1) CN102307906B (pt)
BR (1) BRPI1006378B1 (pt)
WO (1) WO2010101667A1 (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5586186B2 (ja) * 2009-08-06 2014-09-10 株式会社プレックス アルカリセルロースまたはその誘導体の製造方法。
JP5571599B2 (ja) * 2011-02-21 2014-08-13 信越化学工業株式会社 セルロースエーテルの製造方法
AU2015286229B2 (en) * 2014-07-10 2018-11-08 Leaf Sciences Pty Ltd Methods for treating lignocellulosic material
US11332768B2 (en) 2014-07-10 2022-05-17 Leaf Sciences Pty Ltd Methods for hydrolysing lignocellulosic material
JP6464711B2 (ja) * 2014-12-10 2019-02-06 大日本印刷株式会社 タッチパネルセンサの製造方法およびタッチパネルセンサ
CN108380127A (zh) * 2018-02-06 2018-08-10 浦江县元寿农业科技有限公司 高效节能的配料装置
CN110280176B (zh) * 2018-03-19 2022-01-28 重庆市智翔铺道技术工程有限公司 一种立式多组分高粘材料连续供料搅拌机及其使用方法
CN110075749A (zh) * 2019-05-06 2019-08-02 杭州余杭弘创物业有限公司 一种炼钢厂用多腔搅拌自动化污水处理设备及其控制系统
CN110639416A (zh) * 2019-10-22 2020-01-03 宁夏农林科学院种质资源研究所（宁夏设施农业工程技术研究中心） 一种农业有机复合肥的预混预热装置
CN110813171A (zh) * 2019-11-18 2020-02-21 丁永红 一种气模加工用原料混合设备
CN113385130A (zh) * 2021-06-15 2021-09-14 江苏宏景电气有限公司 一种可自动分离杂质的环氧树脂加工用反应釜

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1870980A (en) 1926-05-10 1932-08-09 Du Pont Method of manufacturing cellulose acetate
US2452542A (en) 1942-10-27 1948-11-02 Du Pont Continuous process for making alkali cellulose
US2592112A (en) 1942-10-27 1952-04-08 Du Pont Apparatus for cellulose processing
US2392269A (en) 1943-09-10 1946-01-01 Du Pont Method and apparatus for the production of alkali cellulose
US3388082A (en) 1965-11-01 1968-06-11 Dow Chemical Co Novel hydroxypropyl methyl cellulose ethers, a process for preparing the same, and compositions utilizing such ethers
US3839319A (en) 1973-01-26 1974-10-01 Dow Chemical Co Hydroxypropyl methylcellulose ethers and method of preparation
US4260739A (en) 1979-05-11 1981-04-07 Fiber Associates, Inc. Process and apparatus for preparing a homogeneous solution of xanthated alkali cellulose
DE2924330A1 (de) * 1979-06-15 1980-12-18 Hoechst Ag Kontinuierliches verfahren und vorrichtung zur herstellung von wasserloeslicher hydroxyalkylcellulose oder deren mischethern
DE3005700A1 (de) * 1980-02-15 1981-08-20 Henkel KGaA, 4000 Düsseldorf Verfahren zur kontinuierlichen herstellung von cellusloseethern
US4280918A (en) 1980-03-10 1981-07-28 International Business Machines Corporation Magnetic particle dispersions
DE3147434A1 (de) 1981-11-30 1983-06-09 Hoechst Ag, 6230 Frankfurt Verfahren zur herstellung von celluloseethern mit dimethoxyethan als dispergierhilfsmittel
US4477657A (en) 1983-07-08 1984-10-16 The Dow Chemical Company Process for preparing hydroxyalkylcellulose ethers
US4456751A (en) 1983-09-22 1984-06-26 The Dow Chemical Company Multiple stage process for preparing mixed hydroxyalkylcellulose ethers
FI75836C (fi) * 1987-01-27 1988-08-08 Metsae Serla Oy Nytt foerfarande foer framstaellning av natriumkarboximetylcellulosa.
US4845206A (en) 1987-05-21 1989-07-04 The Dow Chemical Company Production of cellulose ethers using a premix of alkali and etherifying agent
JP2001302701A (ja) 2000-02-15 2001-10-31 Shin Etsu Chem Co Ltd アルカリセルロース及びセルロースエーテルの製造方法
US20020099203A1 (en) 2000-02-15 2002-07-25 Kazuto Kobayashi Processes for the production of alkali cellulose and cellulose ether
DE10018155A1 (de) 2000-04-12 2001-10-25 Clariant Gmbh Verfahren zur Herstellung von gut benetzbaren, wasserlöslichen, pulverförmigen, mindestens alkylierten, nicht-ionischen Celluloseethern
DE102004019296B4 (de) 2004-04-21 2006-01-05 Wolff Cellulosics Gmbh & Co. Kg Verfahren zur Herstellung von Methylhydroxyalkylcellulose
JP5377816B2 (ja) * 2005-06-16 2013-12-25 信越化学工業株式会社 セルロースエーテルの製造方法
JP5052112B2 (ja) 2005-12-27 2012-10-17 信越化学工業株式会社 アルカリセルロース及びセルロースエーテルの製造方法
JP5030566B2 (ja) 2005-12-27 2012-09-19 信越化学工業株式会社 セルロースエーテルの製造方法

Also Published As

Publication number Publication date
JP2012519746A (ja) 2012-08-30
CN102307906A (zh) 2012-01-04
BRPI1006378B1 (pt) 2019-09-17
KR20110128882A (ko) 2011-11-30
CN102307906B (zh) 2014-03-12
US8993747B2 (en) 2015-03-31
EP2403881A1 (en) 2012-01-11
EP2403881B1 (en) 2017-10-11
JP5706344B2 (ja) 2015-04-22
WO2010101667A1 (en) 2010-09-10
US20120041187A1 (en) 2012-02-16
KR101690097B1 (ko) 2016-12-27

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06T Formal requirements before examination [chapter 6.20 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 08/01/2010, OBSERVADAS AS CONDICOES LEGAIS. (CO) 20 (VINTE) ANOS CONTADOS A PARTIR DE 08/01/2010, OBSERVADAS AS CONDICOES LEGAIS

B25A Requested transfer of rights approved

Owner name: THE DOW CHEMICAL COMPANY (US)

B25A Requested transfer of rights approved

Owner name: DDP SPECIALTY ELECTRONIC MATERIALS US, INC. (US)

B25D Requested change of name of applicant approved

Owner name: DDP SPECIALTY ELECTRONIC MATERIALS US, LLC (US)

B25A Requested transfer of rights approved

Owner name: NUTRITION AND BIOSCIENCES USA 1, LLC (US)

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 12A ANUIDADE.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2652 DE 03-11-2021 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.