[go: up one dir, main page]

EP2104713A1 - Article, notamment revêtement de câbles, contenant un polyuréthanne thermoplastique et un polyéthylène réticulé reliés par adhésion - Google Patents

Article, notamment revêtement de câbles, contenant un polyuréthanne thermoplastique et un polyéthylène réticulé reliés par adhésion

Info

Publication number
EP2104713A1
EP2104713A1 EP07848069A EP07848069A EP2104713A1 EP 2104713 A1 EP2104713 A1 EP 2104713A1 EP 07848069 A EP07848069 A EP 07848069A EP 07848069 A EP07848069 A EP 07848069A EP 2104713 A1 EP2104713 A1 EP 2104713A1
Authority
EP
European Patent Office
Prior art keywords
thermoplastic polyurethane
plasma
article
cross
polyethylene
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.)
Withdrawn
Application number
EP07848069A
Other languages
German (de)
English (en)
Inventor
Klaus Hilmer
Aleksander Glinka
Oliver MÜHREN
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.)
BASF SE
Original Assignee
BASF SE
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 BASF SE filed Critical BASF SE
Priority to EP07848069A priority Critical patent/EP2104713A1/fr
Publication of EP2104713A1 publication Critical patent/EP2104713A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
    • B05D3/04—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases
    • B05D3/0433—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases the gas being a reactive gas
    • B05D3/044—Pretreatment
    • B05D3/0446—Pretreatment of a polymeric substrate
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/40—Layered products comprising a layer of synthetic resin comprising polyurethanes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
    • H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
    • H01B3/302—Polyurethanes or polythiourethanes; Polyurea or polythiourea
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
    • H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
    • H01B3/44—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins
    • H01B3/441—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins from alkenes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/06—Polyethene

Definitions

  • the production of the cable sheathing according to the invention can be carried out by generally known methods, wherein the surface of the polyethylene is preferably treated with plasma for the production of the adhesive composite after the production of the polyethylene sheath and then the cross-linked polyethylene with ther- encased in thermoplastic polyurethane.
  • the polyethylene is uncrosslinked, that is applied to the cable in a thermoplastic state, then crosslinked, then plasma-treated and then applied the thermoplastic polyurethane.
  • the preparation is carried out continuously.
  • Methods for Ummante- ment are z. B. described in: "Cables and insulated cables", page 201 ff: Design of sheathing tools for cables and wires, VDI-Verlag, 1984, ISBN 3-18- 404105-0.
  • the plasma treatment is well known and shown for example in the cited documents. Apparatuses for plasma treatment are available, for example, from Plasmatreat GmbH, Bisamweg 10, 33803 Steinhagen.
  • a method is preferred in which a plasma is generated by means of high-voltage discharge a plasma, bringing this plasma by means of a plasma nozzle with the surface of the crosslinked polyethylene in contact and the plasma source at a distance between 2 mm and 25 mm at a speed between 0, 1 m / min and 40 m / min relative to the surface of the component which becomes plasma.
  • the surface to be treated is preferably passed continuously past the plasma source.
  • TPUs Due to their particularly good adhesion TPU according to WO 03/014179 are preferred.
  • the following statements up to the examples relate to these particularly preferred TPUs.
  • These TPUs adhere very well because the processing temperatures are higher than other "classic" TPUs with comparable hardnesses and can achieve the best adhesive strengths under these conditions.
  • These particularly preferred TPUs are preferably obtainable by reacting (a) isocyanates with ( b1) polyesterdiols having a melting point greater than 150 0 C, (b2) poly-ether diols and / or polyesterdiols, each having a melting point below 150 0 C and a molecular weight of 501 to 8000 g / mol and optionally (c) diols having a molecular weight of 62 g / mol to 500 g / mol, particularly preferred are thermoplastic polyurethanes in which the molar ratio of the diols (c) having a molecular weight of 62 g
  • the molecular weights given in this document represent the number average molecular weights in [g / mol].
  • thermoplastic polyurethanes may preferably be prepared by reacting a preferably high molecular weight, preferably semicrystalline, thermoplastic polyester with a diol (c) and then reacting the reaction product of (i) comprising (b1) polyesterdiol having a melting point greater than 150 0 C. and optionally (c) diol together with (b2) polyether diols and / or polyester diols each having a melting point below 150 ° C.
  • the molar ratio of the diols (c) having a molecular weight of from 62 g / mol to 500 g / mol to the component (b2) is preferably less than 0.2, preferably from 0.1 to 0.01.
  • the hard phases are provided by the step (i) used by the polyester used in step (i) for the final product, the use of the component (b2) in step (ii), the structure of the soft phases.
  • the preferred technical teaching is that polyesters having a pronounced, well crystallizing hard phase structure are preferably melted in a reaction extruder and first degraded with a low molecular weight diol to give shorter polyesters having free hydroxyl end groups. In this case, the original high crystallization tendency of the polyester is retained and can then be used to obtain TPU having the advantageous properties in rapid implementation, as there are high tensile strength values, low abrasion values and high heat resistance and low compression set due to the high and narrow melting range.
  • thermoplastic polyesters are degraded with low molecular weight diols (c) under suitable conditions in a short reaction time to rapidly crystallizing poly-ester diols (b1), which in turn then with other polyester diols and / or Polyetherdi- oils and diisocyanates be incorporated into high molecular weight polymer chains.
  • the thermoplastic polyester used, ie before the reaction (i) with the diol (c) preferably has a molecular weight of 15000 g / mol to 40,000 g / mol and preferably a melting point of greater than 160 0 C, more preferably of 170 0 C. to 260 0 C on.
  • starting material ie as polyester
  • step (i) preferably in the molten state, particularly preferably at a temperature of 230 0 C to 280 0 C preferably for a period of 0.1 min to 4 min, particularly preferably 0.3 min 1 to 1 min with the diol (s) (c) is reacted
  • Suitable polyesters are based, for example, on aliphatic, cycloaliphatic, araliphatic and / or aromatic dicarboxylic acids, for example lactic acid and / or terephthalic acid, and aliphatic, cycloaliphatic, araliphatic and / or aromatic dialcohols, for example ethane-diol-1,2-butanediol-1,4 and / or hexanediol-1, 6.
  • aliphatic, cycloaliphatic, araliphatic and / or aromatic dicarboxylic acids for example lactic acid and / or terephthalic acid
  • aliphatic, cycloaliphatic, araliphatic and / or aromatic dialcohols for example ethane-diol-1,2-butanediol-1,4 and / or hexanediol-1, 6.
  • polyesters used are: poly-L-lactic acid and / or polyalkylene terephthalate, for example polyethylene terephthalate, polypropylene terephthalate, polybutylene terephthalate, in particular polybutylene terephthalate.
  • diol (c) it is possible in step (i) for reaction with the thermoplastic polyester and, if appropriate, in step (ii), to use generally known diols having a molecular weight of from 62 to 500 g / mol, for example those mentioned below, z.
  • diols having a molecular weight of from 62 to 500 g / mol, for example those mentioned below, z.
  • ethylene glycol 1, 3-propanediol, 1, 4-butanediol, 1, 5-pentanediol, 1, 6-hexanediol, heptanediol, octanediol, preferably butane-1, 4-diol and / or ethane-1, 2-diol ,
  • the weight ratio of the thermoplastic polyester to the diol (c) in the step (i) is usually 100: 1, 0 to 100: 10, preferably 100: 1, 5 to 100: 8.0.
  • Suitable catalysts for this reaction step (i) are: tetrabutyl orthotitanate and / or tin (II) dioctoate, preferably tin dioctoate.
  • the polyesterdiol (b1) as the reaction product from (i) preferably has a molecular weight of from 1000 g / mol to 5000 g / mol.
  • the melting point of the polyester diol as the reaction product of (i) is preferably 150 0 C to 260 0 C, in particular 165 0 C to 245 0 C, ie that the reaction product of the thermoplastic polyester with the diol (c) in step (i) compounds with the mentioned melting point, which are used in the subsequent step (ii).
  • the reaction product of the TPU therefore has free hydroxyl end groups and is preferably further processed in the further step (ii) to the actual product, the TPU.
  • the reaction of the reaction product from step (i) in the step (ii) is preferably carried out by addition of a) isocyanate (a) and (b2) polyetherdiols and / or polyvinyl lyesterdiolen each having a melting point below 150 0 C and a molecular weight of 501 to 8000 g / mol and optionally further diols (c) having a molecular weight of 62 to 500, (d) catalysts and / or (e) auxiliaries to the reaction product of (i).
  • the reaction of the reaction product with the isocyanate takes place via the hydroxyl end groups formed in step (i).
  • the reaction in step (ii) is preferably carried out with an excess of the isocyanate groups to the isocyanate-reactive groups. Is preferably in the reaction (ii) the ratio of the isocyanate groups to the hydroxyl groups 1: 1 to 1, 2: 1, particularly preferably 1, 02: 1 to 1, 2: 1.
  • the reactions (i) and (ii) are carried out in a generally known reaction extruder.
  • reaction extruders are described by way of example in the company publications by Werner & Pfleiderer or in DE-A 2 302 564.
  • the preferred method is carried out such that in the first housing of a reaction extruder at least one thermoplastic polyester, for.
  • a reaction extruder at least one thermoplastic polyester, for.
  • polybutylene terephthalate metered and at temperatures preferably between 180 0 C to 270 0 C, preferably 240 0 C to 270 0 C melts, in a subsequent housing a diol (c), z. B.
  • butanediol and preferably a transesterification catalyst, at temperatures between 240 0 C to 280 0 C the polyester by the diol (c) to ester oligomers with hydroxyl end groups and molecular weights between 1000 to 5000 g / mol degrades, in a subsequent housing isocyanate (a) and (b2) to isocyanate-reactive compounds having a molecular weight of 501 to 8000 g / mol and optionally (c) diols having a molecular weight of 62 to 500, (d) catalysts and / or (e) added auxiliaries and then at Temperatures of 190 0 C to 250 0 C, the structure to the preferred thermoplastic polyurethanes performed.
  • step (ii) with the exception of (c) diols having a molecular weight of from 62 to 500, contained in the reaction product of (i), no (c) diols having a molecular weight of from 62 to 500 are fed.
  • the clear melt is usually fed by means of a gear pump underwater granulation and granulated.
  • thermoplastic polyurethanes show optically clear, single-phase melts which rapidly solidify and form weakly opaque to white-opaque shaped bodies as a result of the partially crystalline polyester hard phase.
  • the rapid solidification behavior is a decisive advantage over known formulations and production processes for thermoplastic polyurethanes.
  • the rapid solidification behavior is so pronounced that even products with a hardness of 50 to 60 Shore A can be processed by injection molding with cycle times of less than 35 seconds.
  • z. B. in the blown film production there are no typical TPU problems such as sticking or blocking of the films or hoses.
  • the proportion of the thermoplastic polyester in the final product i. H. the thermoplastic polyurethane, is preferably 5 to 75 wt .-%.
  • the preferred thermoplastic polyurethanes particularly preferably comprise products of the reaction of a mixture comprising 10 to 70% by weight of the reaction product of (i), 10 to 80% by weight (b2) and 10 to 20% by weight (a), wherein the weights are based on the total weight of the mixture comprising (a), (b2), (d), (e) and the reaction product of (i).

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Laminated Bodies (AREA)
  • Adhesives Or Adhesive Processes (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Abstract

L'invention concerne un article contenant un polyuréthanne thermoplastique et un polyéthylène réticulé reliés par adhésion sans agent adhésif chimique.
EP07848069A 2006-12-21 2007-12-12 Article, notamment revêtement de câbles, contenant un polyuréthanne thermoplastique et un polyéthylène réticulé reliés par adhésion Withdrawn EP2104713A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP07848069A EP2104713A1 (fr) 2006-12-21 2007-12-12 Article, notamment revêtement de câbles, contenant un polyuréthanne thermoplastique et un polyéthylène réticulé reliés par adhésion

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP06126739 2006-12-21
PCT/EP2007/063751 WO2008077777A1 (fr) 2006-12-21 2007-12-12 Article, notamment revêtement de câbles, contenant un polyuréthanne thermoplastique et un polyéthylène réticulé reliés par adhésion
EP07848069A EP2104713A1 (fr) 2006-12-21 2007-12-12 Article, notamment revêtement de câbles, contenant un polyuréthanne thermoplastique et un polyéthylène réticulé reliés par adhésion

Publications (1)

Publication Number Publication Date
EP2104713A1 true EP2104713A1 (fr) 2009-09-30

Family

ID=39186727

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07848069A Withdrawn EP2104713A1 (fr) 2006-12-21 2007-12-12 Article, notamment revêtement de câbles, contenant un polyuréthanne thermoplastique et un polyéthylène réticulé reliés par adhésion

Country Status (4)

Country Link
US (2) US20100047469A1 (fr)
EP (1) EP2104713A1 (fr)
CN (1) CN101563422B (fr)
WO (1) WO2008077777A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL1035872C (nl) * 2008-08-26 2010-03-16 Clemens Jacobus Franciscus Maria Jorissen Borstelelement voor gebruik in een borstel van een veegmachine.
CN102235953A (zh) * 2010-04-26 2011-11-09 江苏亨通电力电缆有限公司 交联聚乙烯绝缘耐寒电力电缆的耐寒冷实验方法
FR2976116B1 (fr) * 2011-06-01 2013-06-14 Nexans Cable comprenant une couche isolante en materiau non polaire
JP5962960B2 (ja) * 2012-03-01 2016-08-03 株式会社ジェイテクト 電子ユニットの防水構造
JP5962978B2 (ja) * 2012-07-13 2016-08-03 株式会社ジェイテクト 電子ユニットの防水構造
CN112867547B (zh) * 2018-10-16 2023-02-03 康明斯过滤Ip公司 粘合剂合金以及包括该粘合剂合金的过滤器介质

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE612784A (fr) * 1960-01-19 1900-01-01
DE2536872C2 (de) * 1974-09-09 1985-08-01 ASEA AB, Västerås Masse und Verfahren zur Herstellung von vernetzten Formkörpern
US4102868A (en) * 1976-08-16 1978-07-25 Monsanto Company Composition and process for the preparation of segmented polyester-urethane polymers
US4144610A (en) * 1977-04-27 1979-03-20 Custom Cable Company Flexible bristle
US4342500A (en) * 1979-08-10 1982-08-03 Siemens Aktiengesellschaft High voltage stabile optical cable structures
EP0102115B1 (fr) * 1982-08-17 1987-06-10 Akzo N.V. Polyester-esteruréthane
KR900006331B1 (ko) * 1985-09-04 1990-08-28 스미도모덴기고오교오 가부시기가이샤 우레탄수지조성물 성형물
US5284883A (en) * 1985-09-04 1994-02-08 Sumitomo Electric Industries, Inc. Molding of urethane resin composition
US5576072A (en) * 1995-02-01 1996-11-19 Schneider (Usa), Inc. Process for producing slippery, tenaciously adhering hydrogel coatings containing a polyurethane-urea polymer hydrogel commingled with at least one other, dissimilar polymer hydrogel
US5962620A (en) * 1996-08-26 1999-10-05 Tyndale Plains-Hunter, Ltd. Hydrophicic and hydrophobic polyether polyurethanes and uses therefor
JP3428391B2 (ja) * 1996-10-03 2003-07-22 住友電気工業株式会社 電気絶縁ケーブル及びそのケーブルとハウジングの接続構造
JP3846757B2 (ja) * 1997-08-06 2006-11-15 古河電気工業株式会社 ケーブル
AT409045B (de) * 1999-02-03 2002-05-27 Dsm Fine Chem Austria Gmbh Halogenfreie intumeszierende ummantelung von drähten und lichtkabeln
NO315012B1 (no) * 1999-06-17 2003-06-23 Nexans Elektrisk undervannskabel og oppvarmingssystem for elektrisk isolert metallrör
BR0016575B1 (pt) * 1999-12-20 2010-09-21 cabo elétrico, e, método para bloquear o fluxo longitudinal de água.
CN2446638Y (zh) * 2000-05-24 2001-09-05 江苏上上电缆集团有限公司 0.6/1kV及以下交联聚乙烯尼龙复合绝缘聚氯乙烯护套控制电缆
DK1167429T3 (da) * 2000-06-14 2004-03-08 Nexans Blanding til kapper til optiske eller elektriske kabler
DE10138298A1 (de) * 2001-08-10 2003-02-27 Basf Ag Thermoplastische Polyurethane
CN2504733Y (zh) * 2001-11-06 2002-08-07 安徽省环宇热工电缆总厂 耐温防腐高压电缆
BR0315341B1 (pt) * 2002-10-15 2014-02-18 Adesivos compreendendo poliolefina.
EP1528574B1 (fr) * 2003-10-24 2006-06-07 Borealis Technology Oy Cable d'énergie basse tension ayant une couche isolante en polyoléfine avec des groupes polaires
CA2563956C (fr) * 2004-04-27 2013-03-26 Prysmian Cavi E Sistemi Energia S.R.L. Processus de fabrication d'un cable resistant aux agents chimiques externes
US8859692B2 (en) * 2007-03-27 2014-10-14 Basf Se Process for reacting thermoplastic polyurethanes with compounds having isocyanate groups
EP2877537B1 (fr) * 2012-07-27 2017-01-18 Basf Se Polyuréthanne thermoplastique ignifuge à base de hydroxydes métalliques et polyesterols

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
None *
See also references of WO2008077777A1 *

Also Published As

Publication number Publication date
WO2008077777A1 (fr) 2008-07-03
US20100047469A1 (en) 2010-02-25
CN101563422B (zh) 2012-06-27
CN101563422A (zh) 2009-10-21
US20140037860A1 (en) 2014-02-06

Similar Documents

Publication Publication Date Title
DE2302564C3 (de) Verfahren zur Herstellung von Polyurethan-Elastomeren
EP2104713A1 (fr) Article, notamment revêtement de câbles, contenant un polyuréthanne thermoplastique et un polyéthylène réticulé reliés par adhésion
EP2139934B1 (fr) Procédé de réaction de polyuréthanes thermoplastiques avec des composés présentant des groupes isocyanate
DE1964834A1 (de) Verfahren zur Herstellung von Polyurethan-Elastomeren
EP2582757B1 (fr) Procédé pour la production de mélanges de polylactides (pla) et de polyuréthanes thermoplastiques (tpu)
WO2001012692A1 (fr) Polyurethannes thermoplastiques
EP0189130A2 (fr) Elastomères de polyuréthane thermoplastiques et ininflammables, procédé pour leur préparation et leur utilisation
EP3645597A1 (fr) Polyuréthane thermoplastique
EP3420009A1 (fr) Procédé de préparation d'un copolymère à deux blocs
DE2432090C2 (de) Elastische Formmasse auf Polyurethanbasis
EP1855880B1 (fr) Article contenant du polystyrene et du polyurethanne thermoplastique
EP3371234B1 (fr) Procede de fabrication d'un polyurethane thermoplastique
EP1877472A1 (fr) Element composite, notamment vitre de fenetre
EP1855866A1 (fr) Article contenant un polypropylene et un polyurethanne thermoplastique
DE102005020510A1 (de) Verbundelement, insbesondere Fensterscheibe
EP2125924B1 (fr) Revêtement de cãbles de polyurethane thermoplastique
EP1945697B1 (fr) Article contenant du caoutchouc, un polyurethanne thermoplastique et une matiere plastique technique
DE102007008938A1 (de) Artikel enthaltend thermoplastisches Polyurethan und thermoplastische Mischung enthaltend Polybutylenterephthalat sowie mindestens einen weiteren thermoplastischen Kunststoff
EP3765548A1 (fr) Procédé de production d'élastomères de polyétherester
EP3906270B1 (fr) Polyuréthane thermoplastique modifié par phase dure
DD243036B1 (de) Verfahren zur herstellung von linearen, oh-endstaendigen polyurethanen
EP2412508A1 (fr) Procédé de revêtement de surfaces dotées d'un élastomère thermoplastique à base de polyuréthane et produit manufacturé

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20090721

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

17Q First examination report despatched

Effective date: 20091127

DAX Request for extension of the european patent (deleted)
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20190103