FR2254591B2 - - Google Patents

Info

Publication number
FR2254591B2
FR2254591B2 FR7441392A FR7441392A FR2254591B2 FR 2254591 B2 FR2254591 B2 FR 2254591B2 FR 7441392 A FR7441392 A FR 7441392A FR 7441392 A FR7441392 A FR 7441392A FR 2254591 B2 FR2254591 B2 FR 2254591B2
Authority
FR
France
Legal status (The legal status 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 status listed.)
Expired
Application number
FR7441392A
Other versions
FR2254591A2 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hoechst AG
Original Assignee
Hoechst AG
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 Hoechst AG filed Critical Hoechst AG
Publication of FR2254591A2 publication Critical patent/FR2254591A2/fr
Application granted granted Critical
Publication of FR2254591B2 publication Critical patent/FR2254591B2/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2/00—Addition polymers of aldehydes or cyclic oligomers thereof or of ketones; Addition copolymers thereof with less than 50 molar percent of other substances
    • C08G2/18—Copolymerisation of aldehydes or ketones
    • C08G2/24—Copolymerisation of aldehydes or ketones with acetals
    • 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
    • B01J19/0006—Controlling or regulating processes
    • B01J19/0013—Controlling the temperature of the process
    • 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
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/0015—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor
    • B01J8/002—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor with a moving instrument
    • 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
    • B01J2219/00076—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements inside the reactor
    • 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
    • B01J2219/00162—Controlling or regulating processes controlling the pressure
    • 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
    • B01J2219/00168—Controlling or regulating processes controlling the viscosity
    • 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
    • B01J2219/00184—Controlling or regulating processes controlling the weight of reactants in the reactor vessel

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Polyoxymethylene Polymers And Polymers With Carbon-To-Carbon Bonds (AREA)
FR7441392A 1973-12-14 1974-12-16 Expired FR2254591B2 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2362172A DE2362172C3 (de) 1973-12-14 1973-12-14 Verfahren zur Herstellung von Copolymeren des Trioxans

Publications (2)

Publication Number Publication Date
FR2254591A2 FR2254591A2 (fr) 1975-07-11
FR2254591B2 true FR2254591B2 (fr) 1979-08-10

Family

ID=5900743

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7441392A Expired FR2254591B2 (fr) 1973-12-14 1974-12-16

Country Status (13)

Country Link
JP (1) JPS5848564B2 (fr)
AT (1) AT335734B (fr)
BE (1) BE823402R (fr)
BR (1) BR7410463D0 (fr)
CA (1) CA1028443A (fr)
CH (1) CH606163A5 (fr)
DE (1) DE2362172C3 (fr)
FR (1) FR2254591B2 (fr)
GB (1) GB1453779A (fr)
IT (1) IT1046173B (fr)
NL (1) NL7415994A (fr)
SE (1) SE7415191L (fr)
ZA (1) ZA747946B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3149321C1 (de) 1981-12-12 1983-01-13 Degussa Ag, 6000 Frankfurt Verfahren zur kontinuierlichen Homopolymerisation oder Copolymerisation von Trioxan
US4567302A (en) * 1984-07-20 1986-01-28 Angus Chemical Polymeric quaternary ammonium salts possessing antimicrobial activity and methods for preparation and use thereof
GB9909630D0 (en) 1999-04-28 1999-06-23 Zeneca Ltd Reactor

Also Published As

Publication number Publication date
AT335734B (de) 1977-03-25
ATA995974A (de) 1976-07-15
CA1028443A (fr) 1978-03-21
CH606163A5 (fr) 1978-10-31
IT1046173B (it) 1980-06-30
FR2254591A2 (fr) 1975-07-11
GB1453779A (en) 1976-10-27
BE823402R (fr) 1975-06-16
AU7635074A (en) 1976-06-17
DE2362172B2 (de) 1980-03-27
NL7415994A (nl) 1975-06-17
JPS5848564B2 (ja) 1983-10-29
DE2362172A1 (de) 1975-06-26
SE7415191L (fr) 1975-06-16
DE2362172C3 (de) 1980-12-18
ZA747946B (en) 1976-01-28
BR7410463D0 (pt) 1975-09-16
JPS5092389A (fr) 1975-07-23

Similar Documents

Publication Publication Date Title
AR201758A1 (fr)
AR201235Q (fr)
AR201231Q (fr)
AU474593B2 (fr)
AU474511B2 (fr)
AU471343B2 (fr)
AU465453B2 (fr)
AU465434B2 (fr)
AU476714B2 (fr)
AR201229Q (fr)
AR199451A1 (fr)
AU466283B2 (fr)
AU472848B2 (fr)
FR2254591A2 (fr)
AU477823B2 (fr)
AU477824B2 (fr)
AR195311A1 (fr)
AR200256A1 (fr)
AR195948A1 (fr)
AU476873B1 (fr)
AR193950A1 (fr)
AU461342B2 (fr)
AR196382A1 (fr)
AR200885A1 (fr)
AR210729A1 (fr)