FR2771661B1 - Procede et dispositif de nettoyage par voie des fluides supercritiques d'objets en matiere plastique de formes complexes - Google Patents

Procede et dispositif de nettoyage par voie des fluides supercritiques d'objets en matiere plastique de formes complexes

Info

Publication number
FR2771661B1
FR2771661B1 FR9715330A FR9715330A FR2771661B1 FR 2771661 B1 FR2771661 B1 FR 2771661B1 FR 9715330 A FR9715330 A FR 9715330A FR 9715330 A FR9715330 A FR 9715330A FR 2771661 B1 FR2771661 B1 FR 2771661B1
Authority
FR
France
Prior art keywords
cleaning
objects
plastic material
complex shapes
supercritical fluids
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 - Fee Related
Application number
FR9715330A
Other languages
English (en)
Other versions
FR2771661A1 (fr
Inventor
Michel Morin
Louise Peccoud
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.)
Incam Solutions
Original Assignee
Incam Solutions
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 Incam Solutions filed Critical Incam Solutions
Priority to FR9715330A priority Critical patent/FR2771661B1/fr
Publication of FR2771661A1 publication Critical patent/FR2771661A1/fr
Application granted granted Critical
Publication of FR2771661B1 publication Critical patent/FR2771661B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
    • B29C71/009—After-treatment of articles without altering their shape; Apparatus therefor using gases without chemical reaction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/04—Cleaning involving contact with liquid
    • B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
    • B08B3/12—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration by sonic or ultrasonic vibrations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B7/00—Cleaning by methods not provided for in a single other subclass or a single group in this subclass
    • B08B7/0021—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by liquid gases or supercritical fluids
    • 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
    • B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
    • B29C71/0009—After-treatment of articles without altering their shape; Apparatus therefor using liquids, e.g. solvents, swelling agents
    • B29C2071/0027—Removing undesirable residual components, e.g. solvents, unreacted monomers
    • 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
    • B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
    • B29C71/0009—After-treatment of articles without altering their shape; Apparatus therefor using liquids, e.g. solvents, swelling agents
    • B29C2071/0054—Supercritical fluid treatment, i.e. using a liquid in which distinct liquid and gas phases do not exist
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/712—Containers; Packaging elements or accessories, Packages

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Plasma & Fusion (AREA)
  • Cleaning In General (AREA)
  • Extraction Or Liquid Replacement (AREA)
FR9715330A 1997-11-28 1997-11-28 Procede et dispositif de nettoyage par voie des fluides supercritiques d'objets en matiere plastique de formes complexes Expired - Fee Related FR2771661B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9715330A FR2771661B1 (fr) 1997-11-28 1997-11-28 Procede et dispositif de nettoyage par voie des fluides supercritiques d'objets en matiere plastique de formes complexes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9715330A FR2771661B1 (fr) 1997-11-28 1997-11-28 Procede et dispositif de nettoyage par voie des fluides supercritiques d'objets en matiere plastique de formes complexes

Publications (2)

Publication Number Publication Date
FR2771661A1 FR2771661A1 (fr) 1999-06-04
FR2771661B1 true FR2771661B1 (fr) 2000-02-25

Family

ID=9514180

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9715330A Expired - Fee Related FR2771661B1 (fr) 1997-11-28 1997-11-28 Procede et dispositif de nettoyage par voie des fluides supercritiques d'objets en matiere plastique de formes complexes

Country Status (1)

Country Link
FR (1) FR2771661B1 (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001158827A (ja) * 1999-09-21 2001-06-12 Daicel Chem Ind Ltd プラスチック成形品の表面改質方法及び表面改質プラスチック成形品
TW569325B (en) * 2001-10-17 2004-01-01 Praxair Technology Inc Central carbon dioxide purifier
US6960242B2 (en) * 2002-10-02 2005-11-01 The Boc Group, Inc. CO2 recovery process for supercritical extraction
GB2400066A (en) * 2003-03-29 2004-10-06 Rolls Royce Plc Removal of a fugitive material in investment casting
US20050006310A1 (en) * 2003-07-10 2005-01-13 Rajat Agrawal Purification and recovery of fluids in processing applications
SE532586C2 (sv) * 2008-06-04 2010-02-23 Eero Erma Torksystem med cirkulerande gas
US8650770B1 (en) * 2010-06-17 2014-02-18 George Samuel Levy Air cycle heat pump dryer
FR3032904B1 (fr) * 2015-02-19 2017-11-10 Prodways Procede de post-traitement d'objets tridimensionnels fabriques par stereolithographie
EP3669968A1 (fr) * 2018-12-21 2020-06-24 Airbus Defence and Space Système d'extraction et/ou de purification, en particulier système d'extraction et/ou de purification autonome
FR3112705B1 (fr) * 2020-07-21 2022-08-19 Univ Bordeaux Procédé et installation de nettoyage d’un matériau filtrant

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT274187B (de) * 1964-08-05 1969-09-10 Studiengesellschaft Kohle Mbh Verfahren zur Trennung, insbesondere Entasphaltierung, von Erdöldestillationsrückständen oder andern, höher siedenden Kohlenwasserstoffmaterialien
US5068040A (en) * 1989-04-03 1991-11-26 Hughes Aircraft Company Dense phase gas photochemical process for substrate treatment
FR2686351A1 (fr) * 1992-01-20 1993-07-23 Metalimphy Procede de nettoyage et degraissage de produits metalliques conditionnes sous forme de bobine ou de feuilles formant tas et installation pour sa mise en óoeuvre.
US5267455A (en) * 1992-07-13 1993-12-07 The Clorox Company Liquid/supercritical carbon dioxide dry cleaning system
US5355901A (en) * 1992-10-27 1994-10-18 Autoclave Engineers, Ltd. Apparatus for supercritical cleaning
US5377705A (en) * 1993-09-16 1995-01-03 Autoclave Engineers, Inc. Precision cleaning system

Also Published As

Publication number Publication date
FR2771661A1 (fr) 1999-06-04

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20070731