CH431483A - Procédé de nitration en continu de la cellulose - Google Patents

Procédé de nitration en continu de la cellulose

Info

Publication number
CH431483A
CH431483A CH1681664A CH1681664A CH431483A CH 431483 A CH431483 A CH 431483A CH 1681664 A CH1681664 A CH 1681664A CH 1681664 A CH1681664 A CH 1681664A CH 431483 A CH431483 A CH 431483A
Authority
CH
Switzerland
Prior art keywords
nitration process
continuous cellulose
cellulose nitration
continuous
nitration
Prior art date
Application number
CH1681664A
Other languages
English (en)
French (fr)
Inventor
Linares Julien
Original Assignee
France Etat
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 France Etat filed Critical France Etat
Publication of CH431483A publication Critical patent/CH431483A/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/28—Moving reactors, e.g. rotary drums
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F29/00—Mixers with rotating receptacles
    • B01F29/25—Mixers with rotating receptacles with material flowing continuously through the receptacles from inlet to discharge
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F29/00—Mixers with rotating receptacles
    • B01F29/60—Mixers with rotating receptacles rotating about a horizontal or inclined axis, e.g. drum mixers
    • B01F29/63—Mixers with rotating receptacles rotating about a horizontal or inclined axis, e.g. drum mixers with fixed bars, i.e. stationary, or fixed on the receptacle
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B17/00—Apparatus for esterification or etherification of cellulose
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B17/00—Apparatus for esterification or etherification of cellulose
    • C08B17/04—Apparatus for esterification or etherification of cellulose for making cellulose nitrate
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B5/00—Preparation of cellulose esters of inorganic acids, e.g. phosphates
    • C08B5/02—Cellulose nitrate, i.e. nitrocellulose
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
    • B01J2219/00087—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor
    • B01J2219/00094—Jackets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00189—Controlling or regulating processes controlling the stirring velocity

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Paper (AREA)
CH1681664A 1964-01-03 1964-12-30 Procédé de nitration en continu de la cellulose CH431483A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR959267A FR1394779A (fr) 1964-01-03 1964-01-03 Procédé de nitration en continu de la cellulose

Publications (1)

Publication Number Publication Date
CH431483A true CH431483A (fr) 1967-03-15

Family

ID=8820207

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1681664A CH431483A (fr) 1964-01-03 1964-12-30 Procédé de nitration en continu de la cellulose

Country Status (8)

Country Link
BE (1) BE657637A (de)
CH (1) CH431483A (de)
ES (1) ES308179A1 (de)
FR (1) FR1394779A (de)
GB (1) GB1087550A (de)
LU (1) LU47687A1 (de)
NL (1) NL146399B (de)
SE (1) SE324728B (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1914673A1 (de) * 1968-03-25 1969-10-09 France Etat Verfahren und Vorrichtung zur kontinuierlichen Nitrierung von Cellulose

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2567414B1 (fr) * 1984-07-10 1990-03-23 Menaut Michel Appareil pour la preparation d'un melange de granulats
CA2686705C (en) * 2007-05-07 2015-11-24 Per-Arne Froderberg Apparatus for treating material comprising pressure vessel with drum rotatably arranged inside
CN101428957B (zh) * 2007-11-09 2011-07-20 深圳市环源科技发展有限公司 污泥反应釜
CN104959101A (zh) * 2015-07-16 2015-10-07 无锡市翱宇特新科技发展有限公司 一种高效搅拌化工反应釜
WO2021055854A1 (en) * 2019-09-20 2021-03-25 Vivid Robotics, Inc. Foodstuff feeding apparatus
CN112729642B (zh) * 2020-12-07 2023-01-13 北京星航机电装备有限公司 一种压簧力值的测试工装及测试方法
CN114713177B (zh) * 2022-03-23 2023-10-20 五星新材科技有限公司 一种一体式石墨反应器

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1914673A1 (de) * 1968-03-25 1969-10-09 France Etat Verfahren und Vorrichtung zur kontinuierlichen Nitrierung von Cellulose

Also Published As

Publication number Publication date
NL6500005A (de) 1965-07-05
BE657637A (de) 1965-04-16
FR1394779A (fr) 1965-04-09
LU47687A1 (de) 1965-03-02
SE324728B (de) 1970-06-08
ES308179A1 (es) 1965-06-01
NL146399B (nl) 1975-07-15
GB1087550A (en) 1967-10-18

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