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FR1187980A - Perfectionnements apportés aux procédés pour traiter des polymères normalement solides - Google Patents

Perfectionnements apportés aux procédés pour traiter des polymères normalement solides

Info

Publication number
FR1187980A
FR1187980A FR1187980DA FR1187980A FR 1187980 A FR1187980 A FR 1187980A FR 1187980D A FR1187980D A FR 1187980DA FR 1187980 A FR1187980 A FR 1187980A
Authority
FR
France
Prior art keywords
processes
normally solid
solid polymers
treating normally
treating
Prior art date
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
Other languages
English (en)
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.)
Standard Oil Co
Original Assignee
Standard Oil Co
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 Standard Oil Co filed Critical Standard Oil Co
Application granted granted Critical
Publication of FR1187980A publication Critical patent/FR1187980A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C5/00—Separating dispersed particles from liquids by electrostatic effect
    • B03C5/005—Dielectrophoresis, i.e. dielectric particles migrating towards the region of highest field strength
    • 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
    • C08F6/02—Neutralisation of the polymerisation mass, e.g. killing the catalyst also removal of catalyst residues
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S159/00—Concentrating evaporators
    • Y10S159/26—Electric field

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Electrochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)
FR1187980D 1956-11-19 1957-11-15 Perfectionnements apportés aux procédés pour traiter des polymères normalement solides Expired FR1187980A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US623226A US2914453A (en) 1956-11-19 1956-11-19 Purification and recovery of normally solid polymers

Publications (1)

Publication Number Publication Date
FR1187980A true FR1187980A (fr) 1959-09-17

Family

ID=24497250

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1187980D Expired FR1187980A (fr) 1956-11-19 1957-11-15 Perfectionnements apportés aux procédés pour traiter des polymères normalement solides

Country Status (3)

Country Link
US (1) US2914453A (fr)
FR (1) FR1187980A (fr)
GB (1) GB854531A (fr)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2995503A (en) * 1957-10-11 1961-08-08 Phillips Petroleum Co Method and apparatus for electrical precipitation of insoluble gel from linear polymer solutions
US3153027A (en) * 1960-01-21 1964-10-13 Eastman Kodak Co Process for removing impurities from recycle solvent for olefin polymerization
US3162592A (en) * 1960-04-20 1964-12-22 Pohl Herbert Ackland Materials separation using non-uniform electric fields
NL110949C (fr) * 1960-10-06
US3200059A (en) * 1961-09-29 1965-08-10 Celanese Corp Polymer purification
US3790461A (en) * 1971-05-20 1974-02-05 G Yeh Separation of a liquid containing charged particles or/and polarizable molecules
US3871989A (en) * 1972-10-17 1975-03-18 Arthur S King Apparatus for flocculation of dissolved substances
US3992286A (en) * 1975-04-15 1976-11-16 Eocene Research (Entire) Mineral ore concentractor
US4242207A (en) * 1979-01-25 1980-12-30 Phillips Petroleum Company Filter and fluid analysis system
US4418346A (en) * 1981-05-20 1983-11-29 Batchelder J Samuel Method and apparatus for providing a dielectrophoretic display of visual information
ES2970800T3 (es) 2015-06-30 2024-05-30 Procter & Gamble Método para purificar polímeros contaminados
US9695259B2 (en) 2015-06-30 2017-07-04 The Procter & Gamble Company Method for purifying contaminated polymers
RU2673886C1 (ru) 2015-06-30 2018-12-03 Дзе Проктер Энд Гэмбл Компани Способ очистки загрязненных полимеров
EP3112406A1 (fr) 2015-06-30 2017-01-04 The Procter and Gamble Company Procédé de purification de polyoléfines contaminées
US10450436B2 (en) 2016-12-20 2019-10-22 The Procter & Gamble Company Method for purifying reclaimed polypropylene
US10465058B2 (en) 2016-12-20 2019-11-05 The Procter & Gamble Company Method for purifying reclaimed polymers
US10435532B2 (en) 2016-12-20 2019-10-08 The Procter & Gamble Company Method for separating and purifying materials from a reclaimed product
US10442912B2 (en) 2016-12-20 2019-10-15 The Procter & Gamble Company Method for purifying reclaimed polyethylene
US10961366B2 (en) 2018-06-20 2021-03-30 The Procter & Gamble Company Method for purifying reclaimed polymers
US10941269B2 (en) 2018-06-20 2021-03-09 The Procter & Gamble Company Method for purifying reclaimed polyethylene
US11008433B2 (en) 2018-06-20 2021-05-18 The Procter & Gamble Company Method for separating and purifying polymers from reclaimed product
WO2023147013A1 (fr) * 2022-01-31 2023-08-03 Dow Global Technologies Llc Procédés de purification d'un polymère régénéré
WO2023147008A1 (fr) * 2022-01-31 2023-08-03 Dow Global Technologies Llc Procédés de purification d'un polymère régénéré

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1796750A (en) * 1926-11-09 1931-03-17 Petroleum Rectifying Co California Dehydrating apparatus having preliminary agglomerator
US2261108A (en) * 1936-04-27 1941-11-04 Union Oil Co Process for deasphalting oil
US2534907A (en) * 1945-01-19 1950-12-19 American Cyanamid Co Process of purifying hydrocarbon liquids
US2573967A (en) * 1947-05-01 1951-11-06 Us Hoffman Machinery Corp Electrical precipitation method
US2663687A (en) * 1947-09-12 1953-12-22 Petrolite Corp Electric treater
US2681311A (en) * 1948-07-12 1954-06-15 Petrolite Corp Electric treater
US2614976A (en) * 1951-10-19 1952-10-21 Gulf Research Development Co Electrode for determining cationic activity
NL87916C (fr) * 1952-12-06

Also Published As

Publication number Publication date
US2914453A (en) 1959-11-24
GB854531A (en) 1960-11-23

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