DE69312488D1 - Verfahren zur herstellung eines materials mit elektrostatischer aufladungsminderung - Google Patents

Verfahren zur herstellung eines materials mit elektrostatischer aufladungsminderung

Info

Publication number
DE69312488D1
DE69312488D1 DE69312488T DE69312488T DE69312488D1 DE 69312488 D1 DE69312488 D1 DE 69312488D1 DE 69312488 T DE69312488 T DE 69312488T DE 69312488 T DE69312488 T DE 69312488T DE 69312488 D1 DE69312488 D1 DE 69312488D1
Authority
DE
Germany
Prior art keywords
producing
electrostatic charge
charge reduction
reduction
electrostatic
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
DE69312488T
Other languages
English (en)
Other versions
DE69312488T2 (de
Inventor
George David Lynch
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of DE69312488D1 publication Critical patent/DE69312488D1/de
Application granted granted Critical
Publication of DE69312488T2 publication Critical patent/DE69312488T2/de
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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911—Cooling
    • B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting means
    • B29C48/914—Cooling of flat articles, e.g. using specially adapted supporting means cooling drums
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
    • B29C48/83—Heating or cooling the cylinders
    • B29C48/832—Heating
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
    • B29C48/865—Heating
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
    • B29C48/872—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone characterised by differential 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/875—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling for achieving a non-uniform temperature distribution, e.g. using barrels having both cooling and heating zones
    • 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
    • B29K2096/00—Use of specified macromolecular materials not provided for in a single one of main groups B29K2001/00 - B29K2095/00, as moulding material
    • B29K2096/005—Ionomers
    • 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
    • B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
    • B29K2105/16—Fillers
    • 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
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0003—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular electrical or magnetic properties, e.g. piezoelectric
    • B29K2995/0005—Conductive
    • 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
    • B29L2007/00—Flat articles, e.g. films or sheets
    • B29L2007/008—Wide strips, e.g. films, webs

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
DE69312488T 1992-05-11 1993-05-10 Verfahren zur herstellung eines materials mit elektrostatischer aufladungsminderung Expired - Fee Related DE69312488T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/880,771 US5236647A (en) 1992-05-11 1992-05-11 Electrostatic dissipative material and process relating thereto
PCT/US1993/004186 WO1993023231A1 (en) 1992-05-11 1993-05-10 Electrostatic dissipative material and process relating thereto

Publications (2)

Publication Number Publication Date
DE69312488D1 true DE69312488D1 (de) 1997-08-28
DE69312488T2 DE69312488T2 (de) 1998-02-19

Family

ID=25377043

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69312488T Expired - Fee Related DE69312488T2 (de) 1992-05-11 1993-05-10 Verfahren zur herstellung eines materials mit elektrostatischer aufladungsminderung

Country Status (5)

Country Link
US (1) US5236647A (de)
EP (1) EP0641278B1 (de)
AU (1) AU4231193A (de)
DE (1) DE69312488T2 (de)
WO (1) WO1993023231A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06505413A (ja) * 1991-03-11 1994-06-23 アルザ・コーポレーション イオン導入による薬物投与デバイスと同デバイスの製造方法
US5759462A (en) * 1994-10-14 1998-06-02 Amoco Corporaiton Electrically conductive tapes and process
JP4670174B2 (ja) * 2000-06-30 2011-04-13 株式会社デンソー セラミックシートの成形方法及び成形装置
US7033672B2 (en) * 2002-03-19 2006-04-25 Analog Devices, Inc. Static dissipation treatments for optical package windows
WO2005103122A1 (ja) * 2004-04-26 2005-11-03 Fuji Photo Film Co., Ltd. セルロースアシレートフィルムおよびセルロースアシレートペレットの製造方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE224811C (de) *
US3984508A (en) * 1972-09-20 1976-10-05 Phillips Petroleum Company Method of controlling an extrudate with a deckle bar having heating and cooling means
JPS5826381B2 (ja) * 1979-04-28 1983-06-02 信越ポリマ−株式会社 電磁気シ−ルドガスケットおよびその製造方法
US4407690A (en) * 1981-03-18 1983-10-04 Du Pont Canada Inc. Process for coating webs with polyethylene
JPS57205145A (en) * 1981-06-11 1982-12-16 Denki Kagaku Kogyo Kk Composite plastic sheet
US4596669A (en) * 1981-12-24 1986-06-24 Mitech Corporation Flame retardant thermoplastic molding compositions of high electroconductivity
DE3301635A1 (de) * 1983-01-19 1984-07-26 Siemens AG, 1000 Berlin und 8000 München Herstellung von leitfaehigen kunststoffen
US4552687A (en) * 1983-07-08 1985-11-12 Fmc Corporation Electrically conductive plastics and production of same
US4800126A (en) * 1985-01-02 1989-01-24 Dynamit Nobel Of America, Inc. Electrically conductive polyethylene foam
JPS62216300A (ja) * 1986-03-17 1987-09-22 株式会社イナックス 導電性不織布樹脂複合成形板の製法
US5017260A (en) * 1989-04-12 1991-05-21 Bradford Company Anti-static coated paperboard or similar rigid material
US4885457A (en) * 1988-09-30 1989-12-05 Raychem Corporation Method of making a conductive polymer sheet
US5112528A (en) * 1990-06-25 1992-05-12 The Dow Chemical Company Antistatic polyolefin foams and films and method of making the foam and antistatic composition

Also Published As

Publication number Publication date
AU4231193A (en) 1993-12-13
EP0641278A1 (de) 1995-03-08
DE69312488T2 (de) 1998-02-19
US5236647A (en) 1993-08-17
WO1993023231A1 (en) 1993-11-25
EP0641278B1 (de) 1997-07-23

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee