CH431483A - Continuous cellulose nitration process - Google Patents

Continuous cellulose nitration process

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
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/en

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/28Moving reactors, e.g. rotary drums
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F29/00Mixers with rotating receptacles
    • B01F29/25Mixers with rotating receptacles with material flowing continuously through the receptacles from inlet to discharge
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F29/00Mixers with rotating receptacles
    • B01F29/60Mixers with rotating receptacles rotating about a horizontal or inclined axis, e.g. drum mixers
    • B01F29/63Mixers 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
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08BPOLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B17/00Apparatus for esterification or etherification of cellulose
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08BPOLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B17/00Apparatus for esterification or etherification of cellulose
    • C08B17/04Apparatus for esterification or etherification of cellulose for making cellulose nitrate
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08BPOLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B5/00Preparation of cellulose esters of inorganic acids, e.g. phosphates
    • C08B5/02Cellulose nitrate, i.e. nitrocellulose
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049Controlling or regulating processes
    • B01J2219/00051Controlling the temperature
    • B01J2219/00074Controlling the temperature by indirect heating or cooling employing heat exchange fluids
    • B01J2219/00087Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor
    • B01J2219/00094Jackets
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049Controlling or regulating processes
    • B01J2219/00189Controlling 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 Continuous cellulose nitration process CH431483A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR959267A FR1394779A (en) 1964-01-03 1964-01-03 Continuous cellulose nitration process

Publications (1)

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

Family

ID=8820207

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1681664A CH431483A (en) 1964-01-03 1964-12-30 Continuous cellulose nitration process

Country Status (8)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1914673A1 (en) * 1968-03-25 1969-10-09 France Etat Process and device for the continuous nitration of cellulose

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2567414B1 (en) * 1984-07-10 1990-03-23 Menaut Michel APPARATUS FOR PREPARING A MIXTURE OF AGGREGATES
CA2686705C (en) * 2007-05-07 2015-11-24 Per-Arne Froderberg Apparatus for treating material comprising pressure vessel with drum rotatably arranged inside
CN101428957B (en) * 2007-11-09 2011-07-20 深圳市环源科技发展有限公司 Sewage sludge reaction still
CN104959101A (en) * 2015-07-16 2015-10-07 无锡市翱宇特新科技发展有限公司 Chemical engineering reaction kettle having high-efficiency stirring function
WO2021055854A1 (en) * 2019-09-20 2021-03-25 Vivid Robotics, Inc. Foodstuff feeding apparatus
CN112729642B (en) * 2020-12-07 2023-01-13 北京星航机电装备有限公司 Testing tool and testing method for pressure spring force value
CN114713177B (en) * 2022-03-23 2023-10-20 五星新材科技有限公司 Integrated graphite reactor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1914673A1 (en) * 1968-03-25 1969-10-09 France Etat Process and device for the continuous nitration of cellulose

Also Published As

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

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