DE69623420T2 - Verfahren und Vorrichtung zum Formpressen geheizt mit einem inerten Gas - Google Patents

Verfahren und Vorrichtung zum Formpressen geheizt mit einem inerten Gas

Info

Publication number
DE69623420T2
DE69623420T2 DE69623420T DE69623420T DE69623420T2 DE 69623420 T2 DE69623420 T2 DE 69623420T2 DE 69623420 T DE69623420 T DE 69623420T DE 69623420 T DE69623420 T DE 69623420T DE 69623420 T2 DE69623420 T2 DE 69623420T2
Authority
DE
Germany
Prior art keywords
inert gas
compression molding
molding heated
heated
compression
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
DE69623420T
Other languages
English (en)
Other versions
DE69623420D1 (de
Inventor
Thirumalai N C Devanathan
Karthik Ramani
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.)
Zimmer Inc
Purdue Research Foundation
Original Assignee
Bristol Myers Squibb Co
Purdue Research Foundation
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 Bristol Myers Squibb Co, Purdue Research Foundation filed Critical Bristol Myers Squibb Co
Application granted granted Critical
Publication of DE69623420D1 publication Critical patent/DE69623420D1/de
Publication of DE69623420T2 publication Critical patent/DE69623420T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/34—Heating or cooling presses or parts thereof
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/36—Moulds for making articles of definite length, i.e. discrete articles
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/36—Moulds for making articles of definite length, i.e. discrete articles
    • B29C43/361—Moulds for making articles of definite length, i.e. discrete articles with pressing members independently movable of the parts for opening or closing the mould, e.g. movable pistons
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/52—Heating or cooling
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/36—Moulds for making articles of definite length, i.e. discrete articles
    • B29C43/361—Moulds for making articles of definite length, i.e. discrete articles with pressing members independently movable of the parts for opening or closing the mould, e.g. movable pistons
    • B29C2043/3615—Forming elements, e.g. mandrels or rams or stampers or pistons or plungers or punching devices
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
    • B29C35/04—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using liquids, gas or steam
    • B29C35/045—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using liquids, gas or steam using gas or flames
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04—Polymers of ethylene
    • B29K2023/06—PE, i.e. polyethylene
    • B29K2023/0658—PE, i.e. polyethylene characterised by its molecular weight
    • B29K2023/0683—UHMWPE, i.e. ultra high molecular weight polyethylene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/25—Solid
    • B29K2105/251—Particles, powder or granules
    • 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
    • B29L2031/7532—Artificial members, protheses
    • 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
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/02—Fluidized bed

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
DE69623420T 1995-12-08 1996-12-05 Verfahren und Vorrichtung zum Formpressen geheizt mit einem inerten Gas Expired - Fee Related DE69623420T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/569,537 US5741455A (en) 1995-12-08 1995-12-08 Inert gas heated compression molding process and apparatus

Publications (2)

Publication Number Publication Date
DE69623420D1 DE69623420D1 (de) 2002-10-10
DE69623420T2 true DE69623420T2 (de) 2003-01-16

Family

ID=24275847

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69623420T Expired - Fee Related DE69623420T2 (de) 1995-12-08 1996-12-05 Verfahren und Vorrichtung zum Formpressen geheizt mit einem inerten Gas

Country Status (4)

Country Link
US (2) US5741455A (de)
EP (1) EP0778114B1 (de)
CA (1) CA2191402C (de)
DE (1) DE69623420T2 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5997273A (en) * 1995-08-01 1999-12-07 Laquer; Henry Louis Differential pressure HIP forging in a controlled gaseous environment
US6060265A (en) * 1996-12-18 2000-05-09 Cytec Technology Corporation Methods for the detoxification of nitrile and/or amide compounds
US6602460B2 (en) 2000-03-30 2003-08-05 Alliance Systems, Inc. Gas injected compression molding
US8162645B2 (en) * 2002-04-24 2012-04-24 Linares Miguel A Apparatus for forming a polymer based part utilizing an assembleable, rotatable and vibratory inducing mold exhibiting a downwardly facing and pre-heated template surface
US6882901B2 (en) * 2002-10-10 2005-04-19 Shao-Wei Gong Ultra-precision robotic system
DE102009011863B4 (de) * 2009-03-05 2024-02-08 Asml Netherlands B.V. Leichtgewicht-Trägerstruktur, insbesondere für optische Bauteile, Verfahren zu deren Herstellung und Verwendung der Trägerstruktur

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1731240A (en) * 1920-07-02 1929-10-15 Pulpore Can & Box Co Inc Apparatus for and process of molding plastic material
US3277524A (en) * 1962-10-17 1966-10-11 United Aircraft Corp Method of and apparatus for compacting ferrite particles
GB1049936A (en) * 1963-03-02 1966-11-30 Edison Soc Production of porous articles
US3417268A (en) * 1964-08-25 1968-12-17 Donald A. Lace Moving coil electro-mechanical device
US3439198A (en) * 1965-12-27 1969-04-15 Robert H Lee Electrical actuator having a mechanical output
US3666977A (en) * 1970-09-10 1972-05-30 Sperry Rand Corp Linear positioner
US3743870A (en) * 1972-06-28 1973-07-03 Ltv Ling Altec Inc Moving coil linear actuator
JPS5234656B2 (de) * 1974-05-31 1977-09-05
US4274818A (en) * 1977-08-26 1981-06-23 Southeastern Foam Products, Inc. Apparatus for pre-expanding and molding thermoplastic polymer particles
DE2752971C2 (de) * 1977-11-28 1982-08-19 Lev Nikolaevič Moskva Koškin Spritzgießmaschine zum Herstellen von Spritzgußteilen aus thermoplastischen Werkstoffen
US4268241A (en) * 1978-01-06 1981-05-19 Husky Injection Molding Systems Heated injection nozzle
US4269588A (en) * 1978-08-12 1981-05-26 Yoshida Kogyo K.K. Injection molding machine
JPS58197011A (ja) * 1982-05-12 1983-11-16 Honda Motor Co Ltd 表皮成形材の製造法並にその製造装置
DE3514022C1 (de) * 1985-04-18 1986-07-10 Fa. Carl Freudenberg, 6940 Weinheim Vorrichtung zum gegenseitigen Verkleben thermisch erweichbarer Partikel zu einem Kunststoffkoerper
DE3637905A1 (de) * 1986-11-06 1988-05-19 Werner Dipl Ing Dr Neu Verfahren und vorrichtung zur herstellung von gegenstaenden aus thermoplastischem kunststoff
DE3833548A1 (de) * 1988-10-01 1990-04-05 Neu Werner Verfahren und vorrichtung zur herstellung von formteilen aus kunststoffgranulat
DE3840355A1 (de) * 1988-11-30 1990-06-07 Neu Werner Vorrichtung zum formen von gegenstaenden, insbesondere platten, aus zu erhitzendem kunststoffgranulat unter pressdruck
DE4034915A1 (de) * 1990-11-04 1992-05-07 Kinkel Werner Helmut Verfahren zur herstellung von sandwichartigen textilen faserstrukturen in form von platten und formteilen
US5482665A (en) * 1994-03-18 1996-01-09 General Motors Corporation Method/apparatus for making fiber-filled cushion

Also Published As

Publication number Publication date
CA2191402A1 (en) 1997-06-09
US5741455A (en) 1998-04-21
DE69623420D1 (de) 2002-10-10
CA2191402C (en) 2005-04-26
EP0778114A1 (de) 1997-06-11
EP0778114B1 (de) 2002-09-04
US5863570A (en) 1999-01-26

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: PURDUE RESEARCH FOUNDATION, WEST LAFAYETTE, IN, US

Owner name: ZIMMER, INC. (N.D.GES.D. STAATES DELAWARE), WA, US

8339 Ceased/non-payment of the annual fee