CN1175921A - 用超临界流体使聚合物制品脱模、萃取和净化的方法 - Google Patents

用超临界流体使聚合物制品脱模、萃取和净化的方法 Download PDF

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Publication number
CN1175921A
CN1175921A CN96192100A CN96192100A CN1175921A CN 1175921 A CN1175921 A CN 1175921A CN 96192100 A CN96192100 A CN 96192100A CN 96192100 A CN96192100 A CN 96192100A CN 1175921 A CN1175921 A CN 1175921A
Authority
CN
China
Prior art keywords
supercritical fluid
carbon dioxide
polymer product
medical device
lens
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.)
Pending
Application number
CN96192100A
Other languages
English (en)
Chinese (zh)
Inventor
R·J·霍夫曼
W·L·小特瑞
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.)
Novartis AG
Original Assignee
Novartis AG
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 Novartis AG filed Critical Novartis AG
Publication of CN1175921A publication Critical patent/CN1175921A/zh
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00009—Production of simple or compound lenses
    • B29D11/00038—Production of contact lenses
    • B29D11/00125—Auxiliary operations, e.g. removing oxygen from the mould, conveying moulds from a storage to the production line in an inert atmosphere
    • B29D11/00192—Demoulding, e.g. separating lenses from mould halves
    • 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
    • B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
    • 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
    • B08B3/102—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 with means for agitating the liquid
    • B08B3/104—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 with means for agitating the liquid using propellers
    • 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
    • B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
    • B29C37/0003—Discharging moulded articles from the mould
    • 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
    • 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
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00009—Production of simple or compound lenses
    • B29D11/00038—Production of contact lenses
    • B29D11/00076—Production of contact lenses enabling passage of fluids, e.g. oxygen, tears, between the area under the lens and the lens exterior
    • 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
    • B29L2011/00—Optical elements, e.g. lenses, prisms
    • B29L2011/0016—Lenses
    • B29L2011/0041—Contact lenses
    • 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
    • B29L2031/753—Medical equipment; Accessories therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Plasma & Fusion (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Eyeglasses (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
CN96192100A 1995-02-22 1996-02-09 用超临界流体使聚合物制品脱模、萃取和净化的方法 Pending CN1175921A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/393,107 1995-02-22
US08/393,107 US5607518A (en) 1995-02-22 1995-02-22 Methods of deblocking, extracting and cleaning polymeric articles with supercritical fluids

Publications (1)

Publication Number Publication Date
CN1175921A true CN1175921A (zh) 1998-03-11

Family

ID=23553303

Family Applications (1)

Application Number Title Priority Date Filing Date
CN96192100A Pending CN1175921A (zh) 1995-02-22 1996-02-09 用超临界流体使聚合物制品脱模、萃取和净化的方法

Country Status (19)

Country Link
US (1) US5607518A (2)
EP (1) EP0809564B1 (2)
JP (1) JPH11500078A (2)
KR (1) KR19980702373A (2)
CN (1) CN1175921A (2)
AT (1) ATE179924T1 (2)
AU (1) AU4623296A (2)
BR (1) BR9607340A (2)
CA (1) CA2211023A1 (2)
CZ (1) CZ266197A3 (2)
DE (1) DE69602427T2 (2)
FI (1) FI973381A7 (2)
HU (1) HUP9702450A2 (2)
IL (1) IL117143A0 (2)
NO (1) NO973809L (2)
PL (1) PL321941A1 (2)
TW (1) TW291541B (2)
WO (1) WO1996026059A1 (2)
ZA (1) ZA961365B (2)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1993385B (zh) * 2004-08-05 2010-08-18 马林克罗特贝克公司 超高纯聚合物制品的制备
CN108137733A (zh) * 2015-10-14 2018-06-08 大众汽车有限公司 用于将单体和/或低聚物从通过聚合作用形成的构件中移除的方法
CN111965874A (zh) * 2020-08-07 2020-11-20 Tcl华星光电技术有限公司 液晶显示面板的制作方法及液晶显示面板

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US5860467A (en) * 1996-12-03 1999-01-19 The University Of North Carolina At Chapel Hill Use of CO2 -soluble materials in making molds
US6497000B1 (en) * 1999-09-30 2002-12-24 Novartis Ag Apparatus for cleaning ophthalmic components
WO2001002881A1 (en) * 1999-07-01 2001-01-11 Bausch & Lomb Incorporated Process for removing extractables from polymeric contact lenses
AT407967B (de) * 1999-08-26 2001-07-25 Schmoll Ralph Vorrichtung zum abblocken von optischen gläsern, insbesondere von brillengläsern
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
JP2003510173A (ja) * 1999-09-24 2003-03-18 ボシュ・アンド・ロム・インコーポレイテッド 抽出可能物質の除去に用いた溶媒の精製および再利用のためのプロセス
ATE300418T1 (de) † 1999-10-27 2005-08-15 Novartis Pharma Gmbh Entformung von kontakt-linsen
US6514438B1 (en) * 1999-12-21 2003-02-04 Bausch & Lomb Incorporated Pulse extraction of ocular medical devices
US20030208278A1 (en) * 2000-09-29 2003-11-06 Robert Richard Supercritical fluid treatment of irradiated polyethylene
US6939487B1 (en) * 2000-10-13 2005-09-06 Novartis A.G. Deblocking contact lenses
JP2005511216A (ja) * 2001-12-12 2005-04-28 デピュイ・プロダクツ・インコーポレイテッド 整形外科装置およびその作製方法
US7819925B2 (en) * 2002-01-28 2010-10-26 Depuy Products, Inc. Composite prosthetic bearing having a crosslinked articulating surface and method for making the same
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US7368589B2 (en) * 2003-10-31 2008-05-06 Johnson & Johnson Vision Care, Inc. Purification of silicone containing compounds by supercritical fluid extraction
DE10353553A1 (de) * 2003-11-14 2005-06-23 Stockmar, Günter Verfahren zum thermischen Abblocken bzw. Abtauen des Alloys sowie ein mit Alloy an einem Werkstück festgelegtes Blockstück
JP4495476B2 (ja) * 2004-02-09 2010-07-07 Ｈｏｙａ株式会社 反射防止膜を有する光学素子の製造方法
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US20050276723A1 (en) * 2004-06-15 2005-12-15 Meenakshi Sundaram Aseptic sterilant using ozone in liquid carbon dioxide
EP1611877A1 (en) * 2004-06-28 2006-01-04 Universidade de Coimbra Method for preparing sustained-release therapeutic ophthalmic articles using compressed fluids for impregnation of drugs
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US7896921B2 (en) * 2004-12-30 2011-03-01 Depuy Products, Inc. Orthopaedic bearing and method for making the same
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US20070132119A1 (en) * 2005-12-08 2007-06-14 Bausch & Lomb Incorporated Use of a super-cooled fluid in the manufacture of contact lenses
US20070132118A1 (en) * 2005-12-09 2007-06-14 Bausch And Lomb Incorporated Method and Apparatus for Treatment of a Device-in-Mold Assembly with a Supercritical Fluid
US20070138670A1 (en) 2005-12-20 2007-06-21 Bausch And Lomb Incorporated Method and Apparatus for the Dry Release of a Compliant Opthalmic Article from a Mold Surface
US7811483B2 (en) * 2006-06-01 2010-10-12 Coopervision International Holding Company, Lp Delensing of ophthalmic lenses using gas
US8231218B2 (en) 2006-06-15 2012-07-31 Coopervision International Holding Company, Lp Wettable silicone hydrogel contact lenses and related compositions and methods
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ATE503625T1 (de) * 2006-09-21 2011-04-15 Novartis Ag Verfahren zur entnahme von kontaktlinsen aus einer form
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JP2011051098A (ja) * 2009-08-31 2011-03-17 Olympus Corp 光学素子の製造方法、及び、光学素子
US8313675B2 (en) * 2009-08-31 2012-11-20 Coopervision International Holding Company, Lp Demolding of ophthalmic lenses during the manufacture thereof
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CN109575354B (zh) * 2018-11-16 2022-12-23 浙江大学 一种用超/亚临界流体脱除海绵中挥发性有机物的方法
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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1993385B (zh) * 2004-08-05 2010-08-18 马林克罗特贝克公司 超高纯聚合物制品的制备
CN108137733A (zh) * 2015-10-14 2018-06-08 大众汽车有限公司 用于将单体和/或低聚物从通过聚合作用形成的构件中移除的方法
CN108137733B (zh) * 2015-10-14 2020-11-03 大众汽车有限公司 用于将单体和/或低聚物从通过聚合作用形成的构件中移除的方法
CN111965874A (zh) * 2020-08-07 2020-11-20 Tcl华星光电技术有限公司 液晶显示面板的制作方法及液晶显示面板
CN111965874B (zh) * 2020-08-07 2023-12-29 Tcl华星光电技术有限公司 液晶显示面板的制作方法及液晶显示面板

Also Published As

Publication number Publication date
AU4623296A (en) 1996-09-11
IL117143A0 (en) 1996-06-18
NO973809L (no) 1997-10-22
DE69602427D1 (de) 1999-06-17
FI973381L (fi) 1997-08-18
CA2211023A1 (en) 1996-08-29
MX9706417A (es) 1997-11-29
HUP9702450A2 (hu) 1998-03-30
NO973809D0 (no) 1997-08-19
US5607518A (en) 1997-03-04
EP0809564A1 (en) 1997-12-03
PL321941A1 (en) 1998-01-05
EP0809564B1 (en) 1999-05-12
FI973381A0 (fi) 1997-08-18
BR9607340A (pt) 1997-11-25
CZ266197A3 (en) 1997-11-12
TW291541B (2) 1996-11-21
KR19980702373A (ko) 1998-07-15
ATE179924T1 (de) 1999-05-15
ZA961365B (en) 1996-08-22
WO1996026059A1 (en) 1996-08-29
JPH11500078A (ja) 1999-01-06
DE69602427T2 (de) 1999-10-07
FI973381A7 (fi) 1997-08-18

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