IT1064769B - PROCESS AND DEVICE FOR THE PRODUCTION OF POLYMERIC DISPERSIONS - Google Patents

PROCESS AND DEVICE FOR THE PRODUCTION OF POLYMERIC DISPERSIONS

Info

Publication number
IT1064769B
IT1064769B IT2542376A IT2542376A IT1064769B IT 1064769 B IT1064769 B IT 1064769B IT 2542376 A IT2542376 A IT 2542376A IT 2542376 A IT2542376 A IT 2542376A IT 1064769 B IT1064769 B IT 1064769B
Authority
IT
Italy
Prior art keywords
production
polymeric dispersions
dispersions
polymeric
Prior art date
Application number
IT2542376A
Other languages
Italian (it)
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
Application granted granted Critical
Publication of IT1064769B publication Critical patent/IT1064769B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F6/00—Post-polymerisation treatments
    • C08F6/14—Treatment of polymer emulsions
    • C08F6/16—Purification
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D1/00—Evaporating
    • B01D1/16—Evaporating by spraying
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/06—Flash distillation
    • B01D3/065—Multiple-effect flash distillation (more than two traps)
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/08—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping in rotating vessels; Atomisation on rotating discs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
    • B01D3/38—Steam distillation
    • 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
    • B01J10/00—Chemical processes in general for reacting liquid with gaseous media other than in the presence of solid particles, or apparatus specially adapted therefor
    • B01J10/02—Chemical processes in general for reacting liquid with gaseous media other than in the presence of solid particles, or apparatus specially adapted therefor of the thin-film type
    • 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
    • B01J19/18—Stationary reactors having moving elements inside
    • B01J19/1862—Stationary reactors having moving elements inside placed in series
    • 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
    • B01J19/18—Stationary reactors having moving elements inside
    • B01J19/1868—Stationary reactors having moving elements inside resulting in a loop-type movement
    • B01J19/1881—Stationary reactors having moving elements inside resulting in a loop-type movement externally, i.e. the mixture leaving the vessel and subsequently re-entering it
    • 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
    • B01J2219/00051—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
    • B01J2219/00103—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor in a heat exchanger separate from the reactor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Polymerisation Methods In General (AREA)
IT2542376A 1975-07-18 1976-07-16 PROCESS AND DEVICE FOR THE PRODUCTION OF POLYMERIC DISPERSIONS IT1064769B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752532173 DE2532173C2 (en) 1975-07-18 1975-07-18 Process and device for the continuous removal of residual amounts of monomers from aqueous dispersions of polymers of vinyl chloride

Publications (1)

Publication Number Publication Date
IT1064769B true IT1064769B (en) 1985-02-25

Family

ID=5951848

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2542376A IT1064769B (en) 1975-07-18 1976-07-16 PROCESS AND DEVICE FOR THE PRODUCTION OF POLYMERIC DISPERSIONS

Country Status (13)

Country Link
JP (1) JPS5213588A (en)
AR (1) AR207421A1 (en)
AT (1) AT347125B (en)
BE (1) BE844288R (en)
BR (1) BR7604673A (en)
CA (1) CA1081881A (en)
CH (1) CH629508A5 (en)
DD (1) DD125909A5 (en)
DE (1) DE2532173C2 (en)
ES (1) ES449785A2 (en)
GB (1) GB1509127A (en)
IT (1) IT1064769B (en)
SE (1) SE418296B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2166446B (en) * 1984-11-02 1989-07-05 Malaysia The Board Of The Rubb Method and apparatus for the coagulation of natural rubber latex
CN113209654B (en) * 2021-04-22 2022-02-11 燕山大学 Packless pore-plate-free spray rectification bed
CN115445548A (en) * 2022-08-25 2022-12-09 浙江亿普新材料科技有限公司 Equipment and method for producing vinylene carbonate by external circulation method

Also Published As

Publication number Publication date
DD125909A5 (en) 1977-06-01
BR7604673A (en) 1977-08-02
SE7608156L (en) 1977-01-19
ATA525876A (en) 1978-04-15
ES449785A2 (en) 1978-07-16
AT347125B (en) 1978-12-11
AR207421A1 (en) 1976-09-30
CA1081881A (en) 1980-07-15
BE844288R (en) 1977-01-19
DE2532173C2 (en) 1981-10-01
JPS5213588A (en) 1977-02-01
DE2532173A1 (en) 1977-01-27
CH629508A5 (en) 1982-04-30
SE418296B (en) 1981-05-18
GB1509127A (en) 1978-04-26

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