GB2009195A - Process of Purification of Silicone Materials - Google Patents

Process of Purification of Silicone Materials

Info

Publication number
GB2009195A
GB2009195A GB7841512A GB7841512A GB2009195A GB 2009195 A GB2009195 A GB 2009195A GB 7841512 A GB7841512 A GB 7841512A GB 7841512 A GB7841512 A GB 7841512A GB 2009195 A GB2009195 A GB 2009195A
Authority
GB
United Kingdom
Prior art keywords
solvent
purification
silicone materials
long
chain polymers
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.)
Withdrawn
Application number
GB7841512A
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.)
Centre National dEtudes Spatiales CNES
Original Assignee
Centre National dEtudes Spatiales CNES
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 Centre National dEtudes Spatiales CNES filed Critical Centre National dEtudes Spatiales CNES
Publication of GB2009195A publication Critical patent/GB2009195A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
    • C08G77/04—Polysiloxanes
    • C08G77/32—Post-polymerisation treatment
    • C08G77/34—Purification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Silicon Polymers (AREA)
  • Detergent Compositions (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
GB7841512A 1977-10-24 1978-10-23 Process of Purification of Silicone Materials Withdrawn GB2009195A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7731902A FR2406650A1 (fr) 1977-10-24 1977-10-24 Procede de purification de resines silicones en vue de reduire leur perte de poids sous vide pousse

Publications (1)

Publication Number Publication Date
GB2009195A true GB2009195A (en) 1979-06-13

Family

ID=9196847

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7841512A Withdrawn GB2009195A (en) 1977-10-24 1978-10-23 Process of Purification of Silicone Materials

Country Status (3)

Country Link
DE (1) DE2846305C2 (fr)
FR (1) FR2406650A1 (fr)
GB (1) GB2009195A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5028678A (en) * 1988-11-25 1991-07-02 Rhone-Poulenc Chimie Extrudable pre-ceramic polycarbosilanes

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69002167T2 (de) * 1990-12-28 1993-11-11 Dow Corning Toray Silicone Mit Silicone modifiziertes thermoplastisches Harz.
DE4300168A1 (de) * 1993-01-07 1994-07-14 Penn White Ltd Depolymerisierungsmittel und Depolymerisierungsverfahren für Silicone
FR2747683B1 (fr) * 1996-04-19 1998-06-19 Centre Nat Etd Spatiales Procede de stabilisation de resines silicones a groupes silanols terminaux prealablement purifiees
DE10032820A1 (de) * 2000-07-06 2002-01-24 Wacker Chemie Gmbh Verfahren zur Isolierung von Polyorganosiloxanen

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5028678A (en) * 1988-11-25 1991-07-02 Rhone-Poulenc Chimie Extrudable pre-ceramic polycarbosilanes

Also Published As

Publication number Publication date
FR2406650A1 (fr) 1979-05-18
DE2846305A1 (de) 1979-04-26
FR2406650B1 (fr) 1981-12-18
DE2846305C2 (de) 1983-05-05

Similar Documents

Publication Publication Date Title
CA1026752A (fr) Methode de recuperation d'un solvant a partir d'une solution de matiere soluble extraite
ES8501728A1 (es) Procedimiento para la separacion de etanol de la solucion que contiene etanol que resulta de la fermentacion alcoholica
SE7611499L (sv) Forfarande for separation av hafnium fran zirkonium
JPS51128379A (en) Process for recovering polyester polymer
GB2001670A (en) Extraction process
JPS5278677A (en) Separation of membrane
GB2009195A (en) Process of Purification of Silicone Materials
ES443153A1 (es) Un procedimiento para purificar una fase de refinado yno un extracto obtenido por extraccion de una mezcla de compuestosorganicos con un disolvente de tipo sulfolano.
ES8103185A1 (es) Un metodo para concentrar un material que contiene uranio y calcio en solucion
CA2101725A1 (fr) Methode de recuperation de matieres organiques en procedes d'extraction par solvants
AU475504B2 (en) Process for separating a material composed of several different components, in particular for the recovery of the metal portions from cable scraps
ES2019439B3 (es) Proceso de separacion de series aromaticas puras
FR2440995B1 (fr) Procede de separation et de recuperation du cobalt par extraction
NO881797L (no) Fremgangsmaate for aa fjerne radioaktivitet ved vaeske-vaeskeekstraksjon.
CA1034385A (fr) Recuperation des metaux en presence dans la roche ultrabasique
IT1034503B (it) Processo per la separazione di un gas di riciolo comprendente in modo particolare idrogend effluente da um processo di idro trattamento di iorocarburi
CA1011505A (en) Process for separating and recovering solid and liquid phases from treatment baths for hides or skins
JPS529623A (en) Process and apparatus for extracting and separating cu
JPS5241972A (en) Solid-liquid separation by filtration
JPS5263868A (en) Solvent recovering method
JPS5214739A (en) Process for recovery of terephthalic acid
JPS53137869A (en) Method of removing organic matters
JPS5239523A (en) Method of recovering noble metals in waste catalyst
JPS5228161A (en) Sand accumulator for purification
JPS5328970A (en) Method of recovering papers and plastic separately from waste

Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)