BE786649R - Procede d'obtention de cires - Google Patents
Procede d'obtention de ciresInfo
- Publication number
- BE786649R BE786649R BE786649A BE786649A BE786649R BE 786649 R BE786649 R BE 786649R BE 786649 A BE786649 A BE 786649A BE 786649 A BE786649 A BE 786649A BE 786649 R BE786649 R BE 786649R
- Authority
- BE
- Belgium
- Prior art keywords
- waxes
- obtaining
- obtaining waxes
- Prior art date
Links
- 239000001993 wax Substances 0.000 title 1
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
- C08F8/00—Chemical modification by after-treatment
- C08F8/50—Partial depolymerisation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92514—Pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
- B29C48/802—Heating
-
- 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
- C08F2810/00—Chemical modification of a polymer
- C08F2810/10—Chemical modification of a polymer including a reactive processing step which leads, inter alia, to morphological and/or rheological modifications, e.g. visbreaking
Landscapes
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Lubricants (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19712136639 DE2136639C3 (de) | 1971-07-22 | Verfahren zur Herstellung von Fluorcarbonwachsen |
Publications (1)
Publication Number | Publication Date |
---|---|
BE786649R true BE786649R (fr) | 1973-01-24 |
Family
ID=5814445
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE786649A BE786649R (fr) | 1971-07-22 | 1972-07-24 | Procede d'obtention de cires |
Country Status (15)
Country | Link |
---|---|
US (1) | US3813449A (fr) |
JP (1) | JPS5143080B1 (fr) |
AU (1) | AU465629B2 (fr) |
BE (1) | BE786649R (fr) |
BR (1) | BR7204826D0 (fr) |
CA (1) | CA965900A (fr) |
CH (1) | CH560232A5 (fr) |
ES (1) | ES404938A1 (fr) |
FI (1) | FI55347C (fr) |
FR (1) | FR2146476B2 (fr) |
GB (1) | GB1400179A (fr) |
IL (1) | IL39946A (fr) |
IT (1) | IT1017513B (fr) |
SE (1) | SE394439B (fr) |
ZA (1) | ZA725036B (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1191635B (it) * | 1984-11-14 | 1988-03-23 | Central Glass Co Ltd | Procedimento di conversione di un polimero elevato contenente fluoro in un polimeto a peso molecolare inferiore |
US7176265B2 (en) * | 2002-11-22 | 2007-02-13 | E. I. Du Pont De Nemours And Company | Directly polymerized low molecular weight granular polytetrafluoroethylene |
TWI492978B (zh) | 2013-07-24 | 2015-07-21 | Grand Tek Advance Material Science Co Ltd | 複合材料微粉、陶瓷塗料、保護塗層、與複合材料微粉的形成方法 |
RU2559891C1 (ru) * | 2014-05-29 | 2015-08-20 | Федеральное государственное унитарное предприятие "Российский научный центр "Прикладная химия" | Способ переработки политетрафторэтилена |
EP4031620A4 (fr) * | 2019-09-19 | 2023-10-11 | Gujarat Fluorochemicals Limited | Procédé d'extrusion pour préparer une micropoudre de polytétrafluoroéthylène de faible poids moléculaire |
WO2021242726A1 (fr) * | 2020-05-26 | 2021-12-02 | Zeus Industrial Products, Inc. | Microparticules à base de ptfe dégradé thermomécaniquement |
-
1972
- 1972-07-15 ES ES404938A patent/ES404938A1/es not_active Expired
- 1972-07-19 CA CA147,436A patent/CA965900A/en not_active Expired
- 1972-07-19 IL IL39946A patent/IL39946A/xx unknown
- 1972-07-19 CH CH1079272A patent/CH560232A5/xx not_active IP Right Cessation
- 1972-07-20 US US00273508A patent/US3813449A/en not_active Expired - Lifetime
- 1972-07-20 GB GB3396472A patent/GB1400179A/en not_active Expired
- 1972-07-20 BR BR4826/72A patent/BR7204826D0/pt unknown
- 1972-07-20 IT IT27230/72A patent/IT1017513B/it active
- 1972-07-20 FI FI2063/72A patent/FI55347C/fi active
- 1972-07-20 JP JP47072177A patent/JPS5143080B1/ja active Pending
- 1972-07-20 AU AU44746/72A patent/AU465629B2/en not_active Expired
- 1972-07-21 FR FR7226395A patent/FR2146476B2/fr not_active Expired
- 1972-07-21 SE SE7209597A patent/SE394439B/xx unknown
- 1972-07-21 ZA ZA725036A patent/ZA725036B/xx unknown
- 1972-07-24 BE BE786649A patent/BE786649R/fr active
Also Published As
Publication number | Publication date |
---|---|
JPS5143080B1 (fr) | 1976-11-19 |
CA965900A (en) | 1975-04-08 |
IL39946A0 (en) | 1972-09-28 |
ES404938A1 (es) | 1975-06-16 |
DE2136639B2 (de) | 1976-12-02 |
AU465629B2 (en) | 1975-10-02 |
FR2146476B2 (fr) | 1976-10-29 |
GB1400179A (en) | 1975-07-16 |
FI55347C (fi) | 1979-07-10 |
IL39946A (en) | 1975-08-31 |
FR2146476A2 (fr) | 1973-03-02 |
AU4474672A (en) | 1974-01-24 |
BR7204826D0 (pt) | 1973-06-28 |
SE394439B (sv) | 1977-06-27 |
DE2136639A1 (de) | 1973-02-01 |
US3813449A (en) | 1974-05-28 |
CH560232A5 (fr) | 1975-03-27 |
FI55347B (fi) | 1979-03-30 |
ZA725036B (en) | 1973-05-30 |
IT1017513B (it) | 1977-08-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BE793163A (fr) | Procede de sechage d'ethers | |
RO68712A (fr) | Procede d'obtention des riphamicines | |
BE750150A (fr) | Procede pour l'obtention de polyurethanes | |
BE786518A (fr) | Procede de preparation d'oxa-bicyclo-alcenes | |
BE791831A (fr) | Procede d'obtention de 3-methylmercaptopropionaldehyde pur | |
BE787500A (fr) | Procede pour l'obtention de fils brillants | |
BE786649R (fr) | Procede d'obtention de cires | |
BE786964A (fr) | Procede pour l'obtention de d-penicillamine | |
BE782636A (fr) | Procede d'essai | |
RO64465A (fr) | Procede d'obtention de la n-diethyleaminoethyle-2-methoxy-4-amino-5-chlorebenzamide | |
BE781469A (fr) | Procede de preparation d'halogenures de trialkylphosphonium | |
BE810202A (fr) | Procede pour l'obtention de d-penicillamine | |
BE770523A (fr) | Procede pour l'obtention d'hellebrine | |
RO71515A (fr) | Procede pour l'obtention des derives de bis-piperazino-androstan | |
RO62297A (fr) | Procede de obtention d'un mixture proteique | |
RO71396A (fr) | Procede pour l'obtention des cokes specials | |
BE777069A (fr) | Procede d'obtention d'hydrogenochlorosilanes | |
BE789316A (fr) | Procede d'obtention de composes d'uranium | |
BE768851A (fr) | Procede d'obtention de cires fluorocarbonees | |
RO78426A (fr) | Procede d'obtention de l'alumine | |
BE770524A (fr) | Procede pour l'obtention d'hellebrine pure | |
BE765103A (fr) | Procede pour l'obtention de trinitro 2, 4, 7-fluorenone | |
BE792804A (fr) | Procede de preparation d'hydroxocobalticorrinoide | |
BE750074A (fr) | Procede pour l'obtention de polyesters aryliques | |
BE784086A (fr) | Procede pour l'obtention de n-acyl-d-methionine et de n-acyl-l-methionine |