GB723598A - Improvements in or relating to methods of producing electrically conductive mouldings from plastics - Google Patents

Improvements in or relating to methods of producing electrically conductive mouldings from plastics

Info

Publication number
GB723598A
GB723598A GB22267/52A GB2226752A GB723598A GB 723598 A GB723598 A GB 723598A GB 22267/52 A GB22267/52 A GB 22267/52A GB 2226752 A GB2226752 A GB 2226752A GB 723598 A GB723598 A GB 723598A
Authority
GB
United Kingdom
Prior art keywords
copper
nickel
plated
rubbed
hydrazine hydrate
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
Application number
GB22267/52A
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of GB723598A publication Critical patent/GB723598A/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/88Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts characterised primarily by possessing specific properties, e.g. electrically conductive or locally reinforced
    • B29C70/882Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts characterised primarily by possessing specific properties, e.g. electrically conductive or locally reinforced partly or totally electrically conductive, e.g. for EMI shielding
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B1/00Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING 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
    • B29K2995/00Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0003Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular electrical or magnetic properties, e.g. piezoelectric
    • B29K2995/0005Conductive

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Composite Materials (AREA)
  • Mechanical Engineering (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)

Abstract

Electrically conducting mouldings are made by providing plastic granules with conductive coatings, e.g. of carbon, silver, copper or nickel, and moulding under heat and pressure, e.g. into plates or rods. The granules may be produced by powdering or cutting, by drying drops of a solution or by suspension polymerization. The conductive coating may be applied by precipitating metals from solutions by reducing agents, by precipitating from suspensions or, in the case of carbon and copper powders, by rubbing, e.g. in a ball mill using wooden balls. In examples, granular polystyrene is (1) treated with a silvering solution; (3) nickel-plated with an ammoniacal nickel acetate solution containing hydrazine hydrate and potassium platinum chloride as catalyst; (4) rubbed together with graphite at 150 DEG C.; (2) polymethyl methacrylate grains are copper-plated with an ammoniacal copper acetate solution containing hydrazine hydrate; (5) urea-formaldehyde moulding powder is rubbed together with carbon powder; (6) butadiene-acrylonitrile copolymer granules containing zinc oxide, sulphur, tetramethyl thiuram disulphide, stearic acid and dibutyl phthalate are rubbed together with graphite powder; (7) plasticized granular polyviny chloride is rubbed with colloidal graphite; (8) granular alkaline aldehyde-cresol resin containing hexamethylene tetramine is rubbed with graphite.ALSO:Plastic granules are provided with conductive coatings and subsequently mould under heat and pressure. The coatings may be applied by precipitating metals from solutions by reducing agents or from suspensions, or by rubbing together the plastic and metal powders, e.g. in a ball mill using wooden balls. In examples, granular polystyrene is (1) treated with a silvering solution; (3) nickel-plated with an ammoniacal nickel acetate solution containing hydrazine hydrate and potassium platinum chloride as catalyst; (2) polymethyl methacrylate grains are copper-plated with an ammoniacal copper acetate solution containing hydrazine hydrate. Urea- and cresol-aldehyde resins, polyvinyl chloride and butadiene-acrylonitrile copolymer are also referred to.
GB22267/52A 1951-09-07 1952-09-04 Improvements in or relating to methods of producing electrically conductive mouldings from plastics Expired GB723598A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL723598X 1951-09-07

Publications (1)

Publication Number Publication Date
GB723598A true GB723598A (en) 1955-02-09

Family

ID=19817725

Family Applications (1)

Application Number Title Priority Date Filing Date
GB22267/52A Expired GB723598A (en) 1951-09-07 1952-09-04 Improvements in or relating to methods of producing electrically conductive mouldings from plastics

Country Status (1)

Country Link
GB (1) GB723598A (en)

Cited By (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2591144A1 (en) * 1985-12-07 1987-06-12 Roehm Gmbh ELECTRICALLY CONDUCTIVE SOLID PLASTIC MATERIALS
FR2591146A1 (en) * 1985-12-07 1987-06-12 Roehm Gmbh PROCESS FOR MANUFACTURING HARD PLATES OF PLASTIC MATERIAL WITH ELECTRICAL CONDUCTIVITY AND PLATES OBTAINED THEREBY
GB2207435A (en) * 1987-07-29 1989-02-01 Armstrong World Ind Inc Surface covering materials
WO2004066411A1 (en) * 2003-01-21 2004-08-05 Polyic Gmbh & Co. Kg Use of conductive carbon black/graphite mixtures for the production of low-cost electronics
US7678857B2 (en) 2003-09-03 2010-03-16 Polyic Gmbh & Co. Kg Polymer mixtures for printed polymer electronic circuits
US7709865B2 (en) 2002-06-13 2010-05-04 Polyic Gmbh & Co. Kg Substrate for an organic field effect transistor, use of said substrate, method of increasing the charge carrier mobility, and organic field effect transistor (OFET)
US7724550B2 (en) 2004-12-23 2010-05-25 Polyic Gmbh & Co. Kg Organic rectifier
US7786818B2 (en) 2004-12-10 2010-08-31 Polyic Gmbh & Co. Kg Electronic component comprising a modulator
US7812343B2 (en) 2005-04-15 2010-10-12 Polyic Gmbh & Co. Kg Multilayer composite body having an electronic function
US7843342B2 (en) 2005-03-01 2010-11-30 Polyic Gmbh & Co. Kg Organic clock generator
US7846838B2 (en) 2005-07-29 2010-12-07 Polyic Gmbh & Co. Kg Method for producing an electronic component
US7847695B2 (en) 2004-08-23 2010-12-07 Polyic Gmbh & Co. Kg External package capable of being radio-tagged
US7875975B2 (en) 2000-08-18 2011-01-25 Polyic Gmbh & Co. Kg Organic integrated circuit completely encapsulated by multi-layered barrier and included in RFID tag
US7940340B2 (en) 2005-07-04 2011-05-10 Polyic Gmbh & Co. Kg Multilayer body with electrically controllable optically active systems of layers
US7940159B2 (en) 2004-12-10 2011-05-10 Polyic Gmbh & Co. Kg Identification system
US8044517B2 (en) 2002-07-29 2011-10-25 Polyic Gmbh & Co. Kg Electronic component comprising predominantly organic functional materials and a method for the production thereof
US8315061B2 (en) 2005-09-16 2012-11-20 Polyic Gmbh & Co. Kg Electronic circuit with elongated strip layer and method for the manufacture of the same
WO2018081413A1 (en) 2016-10-26 2018-05-03 Garmor Inc. Additive coated particles for low high performance materials
US10535443B2 (en) 2013-03-08 2020-01-14 Garmor Inc. Graphene entrainment in a host
US10815583B2 (en) 2011-10-27 2020-10-27 Garmor Inc. Composite graphene structures
US10981791B2 (en) 2015-04-13 2021-04-20 Garmor Inc. Graphite oxide reinforced fiber in hosts such as concrete or asphalt
US10995002B2 (en) 2013-03-08 2021-05-04 University Of Central Florida Research Foundation, Inc. Large scale oxidized graphene production for industrial applications
US11038182B2 (en) 2015-09-21 2021-06-15 Garmor Inc. Low-cost, high-performance composite bipolar plate
US11482348B2 (en) 2015-06-09 2022-10-25 Asbury Graphite Of North Carolina, Inc. Graphite oxide and polyacrylonitrile based composite
US11791061B2 (en) 2019-09-12 2023-10-17 Asbury Graphite North Carolina, Inc. Conductive high strength extrudable ultra high molecular weight polymer graphene oxide composite

Cited By (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5057370A (en) * 1985-12-07 1991-10-15 Rohm Gmbh Chemische Fabrik Electrically conducting solid plastics
FR2591146A1 (en) * 1985-12-07 1987-06-12 Roehm Gmbh PROCESS FOR MANUFACTURING HARD PLATES OF PLASTIC MATERIAL WITH ELECTRICAL CONDUCTIVITY AND PLATES OBTAINED THEREBY
GB2185029A (en) * 1985-12-07 1987-07-08 Roehm Gmbh Electrically conductive solid plastics
GB2185028A (en) * 1985-12-07 1987-07-08 Roehm Gmbh Process for producing electrically conductive pressed plastics boards
US4778636A (en) * 1985-12-07 1988-10-18 Rohm Gmbh Chemische Fabrik Method of manufacturing electrically conductive pressure-formed plates comprised of plastic material
FR2591144A1 (en) * 1985-12-07 1987-06-12 Roehm Gmbh ELECTRICALLY CONDUCTIVE SOLID PLASTIC MATERIALS
GB2185028B (en) * 1985-12-07 1990-03-28 Roehm Gmbh Process for producing electrically conductive pressed plastics boards
GB2185029B (en) * 1985-12-07 1990-06-06 Roehm Gmbh Electrically conductive solid plastics
US4937015A (en) * 1985-12-07 1990-06-26 Rohm Gmbh Chemische Fabrik Method of manufacturing electrically conductive pressure-formed plates comprised of plastic material
GB2207435A (en) * 1987-07-29 1989-02-01 Armstrong World Ind Inc Surface covering materials
GB2207435B (en) * 1987-07-29 1991-06-05 Armstrong World Ind Inc Surface covering materials
US7875975B2 (en) 2000-08-18 2011-01-25 Polyic Gmbh & Co. Kg Organic integrated circuit completely encapsulated by multi-layered barrier and included in RFID tag
US7709865B2 (en) 2002-06-13 2010-05-04 Polyic Gmbh & Co. Kg Substrate for an organic field effect transistor, use of said substrate, method of increasing the charge carrier mobility, and organic field effect transistor (OFET)
US8044517B2 (en) 2002-07-29 2011-10-25 Polyic Gmbh & Co. Kg Electronic component comprising predominantly organic functional materials and a method for the production thereof
WO2004066411A1 (en) * 2003-01-21 2004-08-05 Polyic Gmbh & Co. Kg Use of conductive carbon black/graphite mixtures for the production of low-cost electronics
US7678857B2 (en) 2003-09-03 2010-03-16 Polyic Gmbh & Co. Kg Polymer mixtures for printed polymer electronic circuits
US7847695B2 (en) 2004-08-23 2010-12-07 Polyic Gmbh & Co. Kg External package capable of being radio-tagged
US7786818B2 (en) 2004-12-10 2010-08-31 Polyic Gmbh & Co. Kg Electronic component comprising a modulator
US7940159B2 (en) 2004-12-10 2011-05-10 Polyic Gmbh & Co. Kg Identification system
US7724550B2 (en) 2004-12-23 2010-05-25 Polyic Gmbh & Co. Kg Organic rectifier
US7843342B2 (en) 2005-03-01 2010-11-30 Polyic Gmbh & Co. Kg Organic clock generator
US7812343B2 (en) 2005-04-15 2010-10-12 Polyic Gmbh & Co. Kg Multilayer composite body having an electronic function
US7940340B2 (en) 2005-07-04 2011-05-10 Polyic Gmbh & Co. Kg Multilayer body with electrically controllable optically active systems of layers
US7846838B2 (en) 2005-07-29 2010-12-07 Polyic Gmbh & Co. Kg Method for producing an electronic component
US8315061B2 (en) 2005-09-16 2012-11-20 Polyic Gmbh & Co. Kg Electronic circuit with elongated strip layer and method for the manufacture of the same
US10815583B2 (en) 2011-10-27 2020-10-27 Garmor Inc. Composite graphene structures
US11466380B2 (en) 2011-10-27 2022-10-11 Asbury Graphite Of North Carolina, Inc. Composite graphene structures
US10995002B2 (en) 2013-03-08 2021-05-04 University Of Central Florida Research Foundation, Inc. Large scale oxidized graphene production for industrial applications
US10535443B2 (en) 2013-03-08 2020-01-14 Garmor Inc. Graphene entrainment in a host
US11361877B2 (en) 2013-03-08 2022-06-14 Asbury Graphite Of North Carolina, Inc. Graphene entrainment in a host
US10981791B2 (en) 2015-04-13 2021-04-20 Garmor Inc. Graphite oxide reinforced fiber in hosts such as concrete or asphalt
US11482348B2 (en) 2015-06-09 2022-10-25 Asbury Graphite Of North Carolina, Inc. Graphite oxide and polyacrylonitrile based composite
US11038182B2 (en) 2015-09-21 2021-06-15 Garmor Inc. Low-cost, high-performance composite bipolar plate
US11916264B2 (en) 2015-09-21 2024-02-27 Asbury Graphite Of North Carolina, Inc. Low-cost, high-performance composite bipolar plate
EP3532543A4 (en) * 2016-10-26 2019-09-04 Garmor Inc. Additive coated particles for low high performance materials
US11214658B2 (en) 2016-10-26 2022-01-04 Garmor Inc. Additive coated particles for low cost high performance materials
WO2018081413A1 (en) 2016-10-26 2018-05-03 Garmor Inc. Additive coated particles for low high performance materials
US11791061B2 (en) 2019-09-12 2023-10-17 Asbury Graphite North Carolina, Inc. Conductive high strength extrudable ultra high molecular weight polymer graphene oxide composite

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