EP2771394A1 - Composition elastomerique presentant une tres bonne dispersion de la charge dans la matrice elastomerique - Google Patents

Composition elastomerique presentant une tres bonne dispersion de la charge dans la matrice elastomerique

Info

Publication number
EP2771394A1
EP2771394A1 EP12780177.7A EP12780177A EP2771394A1 EP 2771394 A1 EP2771394 A1 EP 2771394A1 EP 12780177 A EP12780177 A EP 12780177A EP 2771394 A1 EP2771394 A1 EP 2771394A1
Authority
EP
European Patent Office
Prior art keywords
carbon black
elastomer
masterbatch
diene elastomer
equal
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Withdrawn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
EP12780177.7A
Other languages
German (de)
English (en)
French (fr)
Inventor
Marc Sevignon
Cécile BELIN
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.)
Compagnie Generale des Etablissements Michelin SCA
Original Assignee
Michelin Recherche et Technique SA Switzerland
Compagnie Generale des Etablissements Michelin SCA
Michelin Recherche et Technique SA France
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 Michelin Recherche et Technique SA Switzerland, Compagnie Generale des Etablissements Michelin SCA, Michelin Recherche et Technique SA France filed Critical Michelin Recherche et Technique SA Switzerland
Publication of EP2771394A1 publication Critical patent/EP2771394A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C1/00—Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition
    • B60C1/0016—Compositions of the tread
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/20—Compounding polymers with additives, e.g. colouring
    • C08J3/205—Compounding polymers with additives, e.g. colouring in the presence of a continuous liquid phase
    • C08J3/21—Compounding polymers with additives, e.g. colouring in the presence of a continuous liquid phase the polymer being premixed with a liquid phase
    • C08J3/215—Compounding polymers with additives, e.g. colouring in the presence of a continuous liquid phase the polymer being premixed with a liquid phase at least one additive being also premixed with a liquid phase
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/20—Compounding polymers with additives, e.g. colouring
    • C08J3/22—Compounding polymers with additives, e.g. colouring using masterbatch techniques
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/01—Use of inorganic substances as compounding ingredients characterized by their specific function
    • C08K3/013—Fillers, pigments or reinforcing additives
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/02—Elements
    • C08K3/04—Carbon
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/34—Silicon-containing compounds
    • C08K3/36—Silica
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/01—Hydrocarbons
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L101/00—Compositions of unspecified macromolecular compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L21/00—Compositions of unspecified rubbers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L7/00—Compositions of natural rubber
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L9/00—Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C2200/00—Tyres specially adapted for particular applications
    • B60C2200/06—Tyres specially adapted for particular applications for heavy duty vehicles
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2309/00—Characterised by the use of homopolymers or copolymers of conjugated diene hydrocarbons
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2321/00—Characterised by the use of unspecified rubbers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/002—Physical properties
    • C08K2201/006—Additives being defined by their surface area

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Pigments, Carbon Blacks, Or Wood Stains (AREA)
EP12780177.7A 2011-10-28 2012-10-26 Composition elastomerique presentant une tres bonne dispersion de la charge dans la matrice elastomerique Withdrawn EP2771394A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1159821A FR2981937B1 (fr) 2011-10-28 2011-10-28 Composition elastomerique presentant une tres bonne dispersion de la charge dans la matrice elastomerique
PCT/EP2012/071280 WO2013060857A1 (fr) 2011-10-28 2012-10-26 Composition elastomerique presentant une tres bonne dispersion de la charge dans la matrice elastomerique

Publications (1)

Publication Number Publication Date
EP2771394A1 true EP2771394A1 (fr) 2014-09-03

Family

ID=47115921

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12780177.7A Withdrawn EP2771394A1 (fr) 2011-10-28 2012-10-26 Composition elastomerique presentant une tres bonne dispersion de la charge dans la matrice elastomerique

Country Status (11)

Country Link
US (2) US10059833B2 (ja)
EP (1) EP2771394A1 (ja)
JP (1) JP2014534995A (ja)
KR (1) KR20140085558A (ja)
CN (1) CN103890069B (ja)
BR (1) BR112014007881A2 (ja)
CA (1) CA2850119A1 (ja)
CL (1) CL2014001064A1 (ja)
FR (1) FR2981937B1 (ja)
RU (1) RU2612743C2 (ja)
WO (1) WO2013060857A1 (ja)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3670561B1 (en) 2009-01-12 2023-12-06 University Of Massachusetts Lowell Polyisobutylene-based polyurethanes
WO2014189826A1 (en) 2013-05-20 2014-11-27 Cabot Corporation Elastomer composites, blends and methods for preparing same
KR101635385B1 (ko) * 2014-06-30 2016-07-04 한국타이어 주식회사 타이어 트레드용 고무 조성물 및 이를 이용하여 제조한 타이어
FR3024154B1 (fr) * 2014-07-22 2016-07-22 Michelin & Cie Pneumatique pour avion
CN104262885A (zh) * 2014-10-22 2015-01-07 华文蔚 橡胶组合物
FR3036115B1 (fr) * 2015-05-11 2017-05-19 Michelin & Cie Composition de caoutchouc
WO2017011548A1 (en) 2015-07-15 2017-01-19 Cabot Corporation Methods of making an elastomer composite reinforced with silica and products containing same
JP6717927B2 (ja) 2015-07-15 2020-07-08 キャボット コーポレイションＣａｂｏｔ Ｃｏｒｐｏｒａｔｉｏｎ シリカで補強されたエラストマー複合材の製造方法およびそれを含む製品
FR3039557B1 (fr) * 2015-07-31 2017-07-21 Michelin & Cie Composition de caoutchouc comprenant une resine hydrocarbonee de faible temperature de transition vitreuse
CN105273252A (zh) * 2015-11-13 2016-01-27 怡维怡橡胶研究院有限公司 炭黑干法母胶/白炭黑湿法母胶制备胎面胶的方法及应用
FR3045627B1 (fr) * 2015-12-17 2018-02-02 Michelin & Cie Composition elastomerique comprenant une charge recouverte au moins partiellement de silice
EP3222795B1 (de) * 2016-03-23 2022-07-27 Li & Co AG Wand- oder bodenbelagelement
FR3065960B1 (fr) * 2017-05-05 2019-06-28 Compagnie Generale Des Etablissements Michelin Composition de caoutchouc comprenant au moins une silice en tant que charge renforcante inorganique
US11434333B2 (en) 2017-11-10 2022-09-06 Cabot Corporation Methods of producing an elastomer compound and elastomer compounds
CN111479596B (zh) 2018-01-17 2023-04-07 心脏起搏器股份公司 封端聚异丁烯聚氨酯
JP2020084061A (ja) * 2018-11-27 2020-06-04 大阪瓦斯株式会社 ゴム組成物およびその製造方法
FR3099164B1 (fr) * 2019-07-26 2021-06-25 Michelin & Cie Composition de caoutchouc.

Family Cites Families (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB744509A (en) 1953-08-20 1956-02-08 Sharples Chemicals Inc Improvements in or relating to the compounding of rubber compositions
US3700621A (en) 1970-07-16 1972-10-24 Burke Oliver W Jun Elastomer-silica pigment masterbatches and production processes relating thereto
US4203884A (en) 1979-04-19 1980-05-20 Monsanto Company Thermoplastic compositions of polynorbornene and polyolefin resin
FR2740778A1 (fr) 1995-11-07 1997-05-09 Michelin & Cie Composition de caoutchouc a base de silice et de polymere dienique fonctionalise ayant une fonction silanol terminale
BR9708412A (pt) 1996-04-01 2000-10-24 Cabot Corp Aparelho, método e compostos de elastÈmero novos
TW360585B (en) 1996-04-01 1999-06-11 Cabot Corp Elastomeric compositions and methods and apparatus for producing same
US6075084A (en) 1996-04-01 2000-06-13 Cabot Corporation Elastomer composite blends and methods - II
FR2765882B1 (fr) 1997-07-11 1999-09-03 Michelin & Cie Composition de caoutchouc a base de noir de carbone ayant de la silice fixee a sa surface et de polymere dienique fonctionnalise alcoxysilane
FR2770849B1 (fr) * 1997-11-10 1999-12-03 Michelin & Cie Composition de caoutchouc destinee a la fabrication d'enveloppes de pneumatiques a base d'elastomere comportant des fonctions oxygenees et de charge de type silice
DE60021547T2 (de) 1999-04-16 2006-05-18 Cabot Corp., Boston Verfahren und vorrichtung zur herstellung und behandlung von elastomeren verbundwerkstoffen, und durch das verfahren herstellbarer elastomerer verbundwerkstoff
JP2001040139A (ja) 1999-05-21 2001-02-13 Yokohama Rubber Co Ltd:The タイヤトレッド用ゴム組成物およびその製造方法
US6265478B1 (en) * 1999-08-18 2001-07-24 The Goodyear Tire & Rubber Company Polymeric resinous material derived from limonene dicyclopentadiene indene and alpha-methyl styrene
EP1127909B1 (fr) 2000-02-24 2005-03-09 Société de Technologie Michelin Composition de caoutchouc vulcanisable, utilisable pour fabriquer un pneumatique, et pneumatique comprenant cette composition
EP1204702B1 (fr) 2000-05-26 2012-04-25 Société de Technologie Michelin Composition de caoutchouc utilisable comme bande de roulement de pneumatique
JP5357371B2 (ja) 2000-07-31 2013-12-04 コンパニー ゼネラール デ エタブリッスマン ミシュラン タイヤ用トレッド
JP4252304B2 (ja) 2000-10-13 2009-04-08 ソシエテ ド テクノロジー ミシュラン カップリング剤として使用できる多官能性オルガノシラン及びその製造方法
BR0114614B1 (pt) 2000-10-13 2011-06-14 composiÇço elastomÉrica, processo para preparar uma composiÇço elastomÉrica com cinÉtica de vulcanizaÇço melhorada, utilizaÇço de uma composiÇço de borracha, pneumÁtico, e, produto semi-acabado para pneumÁtico compreendendo uma composiÇço de borracha.
FR2823215B1 (fr) 2001-04-10 2005-04-08 Michelin Soc Tech Pneumatique et bande de roulement de pneumatique comportant a titre d'agent de couplage un tetrasulfure de bis-alkoxysilane
EP1419195B1 (fr) 2001-06-28 2010-04-21 Société de Technologie Michelin Bande de roulement pour pneumatique renforcee d'une silice a basse surface specifique
JP4536375B2 (ja) 2001-06-28 2010-09-01 ソシエテ ド テクノロジー ミシュラン 極めて低い比表面積のシリカで強化されたタイヤトレッド
SE519792C2 (sv) 2001-08-17 2003-04-08 Volvo Lastvagnar Ab Metod för estimering av massan hos ett fordon vilket framförs på en väg med en varierande lutning samt metod för estimering av lutningen av den väg där ett fordon framförs
US7101922B2 (en) 2001-12-18 2006-09-05 The Goodyear Tire & Rubber Company Method for preparing elastomer/silica composite
WO2004044051A1 (en) * 2002-11-07 2004-05-27 Exxonmobil Chemical Patents Inc. Elastomeric blend for air barriers comprising low glass transition temperature petroleum hydrocarbon resins
FR2854404B1 (fr) 2003-04-29 2005-07-01 Michelin Soc Tech Procede d'obtention d'un elastomere greffe a groupes fonctionnels le long de la chaine et compositions de caoutchouc
FR2866028B1 (fr) * 2004-02-11 2006-03-24 Michelin Soc Tech Systeme plastifiant pour composition de caoutchouc
FR2880354B1 (fr) 2004-12-31 2007-03-02 Michelin Soc Tech Composition elastomerique renforcee d'une charge de polyvinylaromatique fonctionnalise
FR2880349B1 (fr) 2004-12-31 2009-03-06 Michelin Soc Tech Nanoparticules de polyvinylaromatique fonctionnalise
JP4972286B2 (ja) 2005-02-03 2012-07-11 株式会社ブリヂストン ゴム−充填材マスターバッチの製造方法
FR2886304B1 (fr) 2005-05-26 2007-08-10 Michelin Soc Tech Composition de caoutchouc pour pneumatique comportant un systeme de couplage organosilicique
FR2886305B1 (fr) 2005-05-26 2007-08-10 Michelin Soc Tech Composition de caoutchouc pour pneumatique comportant un agent de couplage organosilicique et un agent de recouvrement de charge inorganique
FR2886306B1 (fr) 2005-05-26 2007-07-06 Michelin Soc Tech Composition de caoutchouc pour pneumatique comportant un agent de couplage organosiloxane
JP4965822B2 (ja) * 2005-06-09 2012-07-04 株式会社ブリヂストン ウエットマスターバッチゴム組成物及びタイヤ
FR2889538B1 (fr) * 2005-08-08 2007-09-14 Michelin Soc Tech Systeme plastifiant pour compsition de caoutchouc.
JP5172091B2 (ja) 2005-12-12 2013-03-27 住友ゴム工業株式会社 タイヤ用ゴム組成物の製造方法
JPWO2008004675A1 (ja) 2006-07-06 2009-12-10 株式会社ブリヂストン ゴム組成物及びそれを用いた空気入りタイヤ
FR2915202B1 (fr) 2007-04-18 2009-07-17 Michelin Soc Tech Elastomere dienique couple monomodal possedant une fonction silanol en milieu de chaine, son procede d'obtention et composition de caoutchouc le contenant.
FR2916202B1 (fr) 2007-05-15 2009-07-17 Michelin Soc Tech Composition de caoutchouc pour pneumatique comportant un plastifiant diester
FR2918064B1 (fr) 2007-06-28 2010-11-05 Michelin Soc Tech Procede de preparation d'un copolymere dienique a bloc polyether, composition de caoutchouc renforcee et enveloppe de pneumatique.
FR2918065B1 (fr) 2007-06-28 2011-04-15 Michelin Soc Tech Procede de preparation d'un copolymere dienique a bloc polyether, composition de caoutchouc renforcee et enveloppe de pneumatique.
US8389641B2 (en) 2008-02-18 2013-03-05 Bridgestone Corporation Modified diene rubber, production method thereof, and rubber composition and tire using the rubber
JP2010013552A (ja) 2008-07-03 2010-01-21 Yokohama Rubber Co Ltd:The タイヤトレッド用ゴム組成物
CN101654531A (zh) 2008-08-20 2010-02-24 住友橡胶工业株式会社 用于防擦胶的橡胶组合物
JP5031000B2 (ja) 2008-08-20 2012-09-19 住友ゴム工業株式会社 チェーファー用ゴム組成物
JP5659594B2 (ja) * 2009-08-12 2015-01-28 横浜ゴム株式会社 タイヤトレッド用ゴム組成物
CN102630238B (zh) 2009-09-17 2016-09-14 卡博特公司 胶乳凝块复合材料的形成

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
None *
See also references of WO2013060857A1 *

Also Published As

Publication number Publication date
RU2014121311A (ru) 2015-12-10
US10059833B2 (en) 2018-08-28
FR2981937A1 (fr) 2013-05-03
CN103890069A (zh) 2014-06-25
JP2014534995A (ja) 2014-12-25
RU2612743C2 (ru) 2017-03-13
US20180273732A1 (en) 2018-09-27
CL2014001064A1 (es) 2015-02-27
KR20140085558A (ko) 2014-07-07
WO2013060857A1 (fr) 2013-05-02
BR112014007881A2 (pt) 2017-04-04
US10519299B2 (en) 2019-12-31
FR2981937B1 (fr) 2013-11-08
CN103890069B (zh) 2016-12-07
CA2850119A1 (fr) 2013-05-02
US20140256846A1 (en) 2014-09-11

Similar Documents

Publication Publication Date Title
EP2790924B1 (fr) Composition elastomerique presentant une tres bonne dispersion de la charge dans la matrice elastomerique
EP2771394A1 (fr) Composition elastomerique presentant une tres bonne dispersion de la charge dans la matrice elastomerique
EP2652015B1 (fr) Composition elastomerique presentant une bonne dispersion de la charge dans la matrice elastomerique
EP3310583B1 (fr) Composition de caoutchouc comprenant un copolymere de styrene et de butadiene de faible temperature de transition vitreuse, et un fort taux de charge et de plastifiant
EP2652022B1 (fr) Composition elastomerique presentant une tres bonne dispersion de la charge dans la matrice elastomerique
EP3393823B1 (fr) Pneumatique pour vehicule portant des lourdes charges comprenant une nouvelle bande de roulement
EP2771197B1 (fr) Gomme interieure de pneumatique
EP2542427A1 (fr) Pneumatique dont la bande de roulement comporte un elastomere thermoplastique
WO2008080555A1 (fr) Systeme plastifiant et composition de caoutchouc pour pneumatique incorporant ledit systeme
WO2015091270A2 (fr) Composition elastomerique ayant une dispersion de charge amelioree
WO2018096298A1 (fr) Bande de roulement pour pneumatique
EP3642050B1 (fr) Pneumatique pour vehicule portant des lourdes charges comprenant une nouvelle bande de roulement
EP3259312B1 (fr) Pneumatique dont la bande de roulement comporte un compose phenolique
WO2018234709A1 (fr) Pneumatique pour vehicule de genie civil
EP3083769B1 (fr) Composition de caoutchouc a base majoritairement de caoutchouc naturel

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: 20140528

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DAX Request for extension of the european patent (deleted)
17Q First examination report despatched

Effective date: 20170309

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

INTG Intention to grant announced

Effective date: 20171108

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: 20180320