NL7509844A - Werkwijze voor het thermisch kraken van thermo- plastische polymeren. - Google Patents

Werkwijze voor het thermisch kraken van thermo- plastische polymeren.

Info

Publication number
NL7509844A
NL7509844A NL7509844A NL7509844A NL7509844A NL 7509844 A NL7509844 A NL 7509844A NL 7509844 A NL7509844 A NL 7509844A NL 7509844 A NL7509844 A NL 7509844A NL 7509844 A NL7509844 A NL 7509844A
Authority
NL
Netherlands
Prior art keywords
thermolic
polymers
thermal cracking
cracking
thermal
Prior art date
Application number
NL7509844A
Other languages
English (en)
Dutch (nl)
Original Assignee
Union Carbide Corp
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
Priority claimed from US05/498,990 external-priority patent/US3985820A/en
Application filed by Union Carbide Corp filed Critical Union Carbide Corp
Publication of NL7509844A publication Critical patent/NL7509844A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C4/00—Preparation of hydrocarbons from hydrocarbons containing a larger number of carbon atoms
    • C07C4/22—Preparation of hydrocarbons from hydrocarbons containing a larger number of carbon atoms by depolymerisation to the original monomer, e.g. dicyclopentadiene to cyclopentadiene
    • 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
    • B01J2219/00054—Controlling or regulating the heat exchange system
    • B01J2219/00056—Controlling or regulating the heat exchange system involving measured parameters
    • B01J2219/00058—Temperature measurement
    • 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
    • B01J2219/00054—Controlling or regulating the heat exchange system
    • B01J2219/00056—Controlling or regulating the heat exchange system involving measured parameters
    • B01J2219/00065—Pressure measurement
    • 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
    • B01J2219/00054—Controlling or regulating the heat exchange system
    • B01J2219/00056—Controlling or regulating the heat exchange system involving measured parameters
    • B01J2219/00069—Flow rate measurement
    • 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
    • B01J2219/00054—Controlling or regulating the heat exchange system
    • B01J2219/00072—Mathematical modelling
    • 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
    • B01J2219/00157—Controlling the temperature by means of a burner
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Coke Industry (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
NL7509844A 1974-08-20 1975-08-19 Werkwijze voor het thermisch kraken van thermo- plastische polymeren. NL7509844A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/498,990 US3985820A (en) 1973-05-14 1974-08-20 Cracking process

Publications (1)

Publication Number Publication Date
NL7509844A true NL7509844A (nl) 1976-02-24

Family

ID=23983340

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7509844A NL7509844A (nl) 1974-08-20 1975-08-19 Werkwijze voor het thermisch kraken van thermo- plastische polymeren.

Country Status (11)

Country Link
JP (1) JPS56411B2 (OSRAM)
AU (1) AU8403375A (OSRAM)
BE (1) BE832539A (OSRAM)
BR (1) BR7505278A (OSRAM)
CA (1) CA1055531A (OSRAM)
DE (1) DE2536808A1 (OSRAM)
FR (1) FR2282415A1 (OSRAM)
GB (1) GB1489662A (OSRAM)
IT (1) IT1041857B (OSRAM)
NL (1) NL7509844A (OSRAM)
SE (1) SE401172B (OSRAM)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5050643U (OSRAM) * 1973-09-06 1975-05-17
US5481052A (en) * 1992-04-22 1996-01-02 Bp Chemicals Limited Polymer cracking

Also Published As

Publication number Publication date
SE7509269L (sv) 1976-02-23
DE2536808A1 (de) 1976-03-04
JPS56411B2 (OSRAM) 1981-01-08
CA1055531A (en) 1979-05-29
FR2282415A1 (fr) 1976-03-19
IT1041857B (it) 1980-01-10
BR7505278A (pt) 1976-08-03
GB1489662A (en) 1977-10-26
SE401172B (sv) 1978-04-24
AU8403375A (en) 1977-02-24
JPS5143701A (OSRAM) 1976-04-14
BE832539A (fr) 1976-02-19

Similar Documents

Publication Publication Date Title
NL7507981A (nl) Werkwijze voor het bereiden van vertakte polymeren.
NL7411344A (nl) Werkwijze voor het bereiden van uniforme polymeren.
NL7501227A (nl) Werkwijze voor de bereiding van methylmetha- at polymeren.
NL7605522A (nl) Werkwijze voor de stabilisatie van polymeren.
NL166294C (nl) Werkwijze voor de vervaardiging van glasvezelvliezen.
NL7503168A (nl) Werkwijze voor het harden van polymeren.
NL144624B (nl) Werkwijze voor het bereiden van polymeren van alfa-alkenen.
NL7607443A (nl) Werkwijze voor het bereiden van nieuwe polymeren.
NL7510630A (nl) Werkwijze voor het bereiden van ovenroeten met verhoogde structuureigenschappen.
NL7506688A (nl) Werkwijze voor het continu veresteren van chloor- silanen.
NL7503694A (nl) Werkwijze voor de bereiding van polymeren van (alpha)-olefinen.
NL7500990A (nl) Werkwijze voor het carboxyleren van alkenen.
NL169599C (nl) Werkwijze voor het stabiliseren van polymeren.
NL7508308A (nl) Werkwijze voor het verbeteren van de verwerk- baarheid van polymeren.
NL7711160A (nl) Werkwijze voor het bereiden van fibrillen uit polymeren.
NL7509213A (nl) Werkwijze voor het vervaardigen van laagstruc- turen.
NL7507010A (nl) Werkwijze voor het stabiliseren van polymeren.
NL184370C (nl) Werkwijze voor het thermisch kraken.
NL7508083A (nl) Werkwijze voor het thermisch stabiliseren van methylmethacrylaatpolymeren.
NL7409978A (nl) Werkwijze voor het vervaardigen van mikrobolletjes.
NL7514091A (nl) Werkwijze voor het extra koelen van polymerisatie- mengsels.
NL7411811A (nl) Met silicium gemodificeerde polymeren alsmede werkwijze voor het bereiden daarvan.
NL7410568A (nl) Werkwijze voor het vervaardigen van vlakdruk- vormen.
NL7415635A (nl) Werkwijze voor het bereiden van gechloreerde polymeren.
NL151996B (nl) Werkwijze voor de bereiding van gemodificeerde polymeren.

Legal Events

Date Code Title Description
BV The patent application has lapsed