BE862619A - Procede pour la depolymerisation de polymeres hydroxycarboxyles et polymeres obtenus - Google Patents

Procede pour la depolymerisation de polymeres hydroxycarboxyles et polymeres obtenus

Info

Publication number
BE862619A
BE862619A BE1008624A BE1008624A BE862619A BE 862619 A BE862619 A BE 862619A BE 1008624 A BE1008624 A BE 1008624A BE 1008624 A BE1008624 A BE 1008624A BE 862619 A BE862619 A BE 862619A
Authority
BE
Belgium
Prior art keywords
polymers
hydroxycarboxyl
depolymerizing
polymers obtained
hydroxycarboxyl polymers
Prior art date
Application number
BE1008624A
Other languages
English (en)
French (fr)
Original Assignee
Solvay
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 Solvay filed Critical Solvay
Publication of BE862619A publication Critical patent/BE862619A/xx

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
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/50—Partial depolymerisation
    • 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
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/51—Use of fluidized bed in molding
    • 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
    • Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S526/933—Detergent property or lubricant additive

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE1008624A 1977-01-10 1978-01-04 Procede pour la depolymerisation de polymeres hydroxycarboxyles et polymeres obtenus BE862619A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7700669A FR2376875A1 (fr) 1977-01-10 1977-01-10 Procede pour la depolymerisation de polymeres hydroxycarboxyles et polymeres obtenus

Publications (1)

Publication Number Publication Date
BE862619A true BE862619A (fr) 1978-07-04

Family

ID=9185371

Family Applications (1)

Application Number Title Priority Date Filing Date
BE1008624A BE862619A (fr) 1977-01-10 1978-01-04 Procede pour la depolymerisation de polymeres hydroxycarboxyles et polymeres obtenus

Country Status (7)

Country Link
US (1) US4145526A (xx)
JP (1) JPS5388090A (xx)
BE (1) BE862619A (xx)
DE (1) DE2800920A1 (xx)
FR (1) FR2376875A1 (xx)
GB (1) GB1548120A (xx)
IT (1) IT1092720B (xx)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3302496A1 (de) * 1983-01-26 1984-07-26 Basf Ag, 6700 Ludwigshafen Verfahren zur erhoehung der wirksamkeit von hochmolekularen vernetzten polycarbonsaeuren
DE3302495A1 (de) * 1983-01-26 1984-07-26 Basf Ag Verfahren zum entfernen von physiologisch bedenklichen loesungsmitteln aus carboxyl- oder saeureanhydridgruppen enthaltenden polymerisaten
JPS59232811A (ja) * 1983-06-16 1984-12-27 Sumitomo Chem Co Ltd 芳香族ポリアミドイミド樹脂成形体の製造方法
US4624993A (en) * 1985-02-08 1986-11-25 Moore And Munger, Inc. Method for depolymerizing polymers
US5241026A (en) * 1986-07-03 1993-08-31 Sandoz Ltd. Polylactones of poly-α-hydroxyacrylic acid
DE3720806C2 (de) * 1986-07-03 1997-08-21 Clariant Finance Bvi Ltd Verwendung eines Stabilisators in Peroxydbleichverfahren
US4992528A (en) * 1988-12-05 1991-02-12 The United States Of America, As Represented By The Administrator Of The National Aeronautics And Space Administration Light weight polymer matrix composite material
US6861568B1 (en) * 1998-05-15 2005-03-01 Wyoming Research Corporation Process for waste plastic recycling

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2372001A (en) * 1942-02-26 1945-03-20 Du Pont Pyrolysis products of solid polymers of ethylene
NL254392A (xx) 1959-07-31
US3311583A (en) * 1963-11-06 1967-03-28 Dow Chemical Co Terpolymer acrylates-acrylic acid-hydroxyalkyl esters of acrylic acid
SE375103B (xx) * 1968-02-07 1975-04-07 Toray Industries

Also Published As

Publication number Publication date
FR2376875A1 (fr) 1978-08-04
IT1092720B (it) 1985-07-12
US4145526A (en) 1979-03-20
DE2800920A1 (de) 1978-07-13
GB1548120A (en) 1979-07-04
JPS5388090A (en) 1978-08-03
FR2376875B1 (xx) 1979-04-20
IT7819137A0 (it) 1978-01-10

Similar Documents

Publication Publication Date Title
BE831357A (fr) Procede pour la preparation de polymeres ramifies et produits obtenus
BE887377A (fr) Procede de production de polymeres d'alphaolefines
FR2418242B1 (fr) Procede pour la production de polymeres a-olefiniques de haute stereoregularite
BE883860A (fr) Procede de fabrication en continu de polymeres de siloxane
FR2336436A1 (fr) Procede d'obtention de polymeres thermoplastiques ameliores pour l'extrusion, et produits obtenus
BE865761A (fr) Procede et appareil d'extrusion de panneaux en polymeres thermoplastiques
BE845087A (fr) Procede d'isolement de polymeres
FR2480757B1 (fr) Procede de preparation de polymeres styreniques
FR2468618B1 (fr) Procede pour l'hydrogenation selective de polymeres
FR2508466B1 (fr) Procede de preparation de polymeres acryliques imidises
BE887746A (fr) Procede de production de polymeres vinyliques et polyneres ainsi obtenus
BE864187A (fr) Procede et appareil de production de polymeres greffes et produits ainsi obtenus
BE862619A (fr) Procede pour la depolymerisation de polymeres hydroxycarboxyles et polymeres obtenus
BE877499A (fr) Procede de refroidissement du verre et produit obtenus
BE893913A (fr) Procede de production de polymeres d'alphaolefines
BE879655A (fr) Procede et dispositif pour le repoussement de la bande de roulement de pneumatiques et pneumatiques ainsi obtenus
FR2499084B1 (fr) Procede de copolymerisation de propylene et produit obtenu
BE852032A (fr) Procede pour l'obtention de polymeres modifies et leur utilisation
BE860142A (fr) Procede et appareil de traitement de matieres plastiques et polymeres
BE868183A (fr) Procede de production d'alliages de polymeres resilients
FR2324430A1 (fr) Procede pour la realisation d'alliages de polymeres thermoplastiques
LU79532A1 (fr) Procede d'obtention en discontinu de polymeres derives de la para-phenylenediamine
BE872053A (fr) Procede ameliore pour le sechage de polymeres
FR2515657B1 (fr) Procede de polymerisation en emulsion et produit obtenu
BE884952A (fr) Procede de preparation de polymeres de polystyrene modifies et polymeres ainsi obtenus