FR3073855B1 - Composition liquide adaptee a des applications de composites thermoplastiques moulees a base de smc - Google Patents

Composition liquide adaptee a des applications de composites thermoplastiques moulees a base de smc Download PDF

Info

Publication number
FR3073855B1
FR3073855B1 FR1761024A FR1761024A FR3073855B1 FR 3073855 B1 FR3073855 B1 FR 3073855B1 FR 1761024 A FR1761024 A FR 1761024A FR 1761024 A FR1761024 A FR 1761024A FR 3073855 B1 FR3073855 B1 FR 3073855B1
Authority
FR
France
Prior art keywords
liquid composition
applications
composition suitable
based thermoplastic
meth
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.)
Active
Application number
FR1761024A
Other languages
English (en)
Other versions
FR3073855A1 (fr
Inventor
Guillaume Cledat
Pierre Gerard
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.)
Arkema France SA
Original Assignee
Arkema France SA
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
Priority to FR1761024A priority Critical patent/FR3073855B1/fr
Application filed by Arkema France SA filed Critical Arkema France SA
Priority to BR112020009810-8A priority patent/BR112020009810A2/pt
Priority to EP18816208.5A priority patent/EP3713976A1/fr
Priority to US16/765,490 priority patent/US11807703B2/en
Priority to MX2020004964A priority patent/MX2020004964A/es
Priority to CA3082482A priority patent/CA3082482A1/fr
Priority to KR1020207016980A priority patent/KR20200079329A/ko
Priority to PCT/FR2018/052943 priority patent/WO2019102145A1/fr
Priority to JP2020527922A priority patent/JP2021504506A/ja
Priority to CN201880087081.XA priority patent/CN111587265B/zh
Publication of FR3073855A1 publication Critical patent/FR3073855A1/fr
Application granted granted Critical
Publication of FR3073855B1 publication Critical patent/FR3073855B1/fr
Priority to US18/498,839 priority patent/US20240076433A1/en
Priority to JP2023216961A priority patent/JP2024038050A/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F265/00Macromolecular compounds obtained by polymerising monomers on to polymers of unsaturated monocarboxylic acids or derivatives thereof as defined in group C08F20/00
    • C08F265/04Macromolecular compounds obtained by polymerising monomers on to polymers of unsaturated monocarboxylic acids or derivatives thereof as defined in group C08F20/00 on to polymers of esters
    • C08F265/06Polymerisation of acrylate or methacrylate esters on to polymers thereof
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/10Esters
    • C08F220/12Esters of monohydric alcohols or phenols
    • C08F220/14Methyl esters, e.g. methyl (meth)acrylate
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00Processes of treating or compounding macromolecular substances
    • C08J3/20Compounding polymers with additives, e.g. colouring
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/04Reinforcing macromolecular compounds with loose or coherent fibrous material
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/24Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs
    • C08J5/241Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs using inorganic fibres
    • C08J5/243Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs using inorganic fibres using carbon fibres
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/24Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs
    • C08J5/241Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs using inorganic fibres
    • C08J5/244Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs using inorganic fibres using glass fibres
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/24Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs
    • C08J5/249Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs characterised by the additives used in the prepolymer mixture
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/18Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20Oxides; Hydroxides
    • C08K3/22Oxides; Hydroxides of metals
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/18Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/24Acids; Salts thereof
    • C08K3/26Carbonates; Bicarbonates
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L33/00Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
    • C08L33/04Homopolymers or copolymers of esters
    • C08L33/06Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, which oxygen atoms are present only as part of the carboxyl radical
    • C08L33/10Homopolymers or copolymers of methacrylic acid esters
    • C08L33/12Homopolymers or copolymers of methyl methacrylate
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2333/00Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers
    • C08J2333/04Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers esters
    • C08J2333/06Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers esters of esters containing only carbon, hydrogen, and oxygen, the oxygen atom being present only as part of the carboxyl radical
    • C08J2333/10Homopolymers or copolymers of methacrylic acid esters
    • C08J2333/12Homopolymers or copolymers of methyl methacrylate
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/18Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20Oxides; Hydroxides
    • C08K3/22Oxides; Hydroxides of metals
    • C08K2003/2217Oxides; Hydroxides of metals of magnesium
    • C08K2003/222Magnesia, i.e. magnesium oxide
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/18Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20Oxides; Hydroxides
    • C08K3/22Oxides; Hydroxides of metals
    • C08K2003/2227Oxides; Hydroxides of metals of aluminium
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/18Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20Oxides; Hydroxides
    • C08K3/22Oxides; Hydroxides of metals
    • C08K2003/2237Oxides; Hydroxides of metals of titanium
    • C08K2003/2241Titanium dioxide
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/18Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/24Acids; Salts thereof
    • C08K3/26Carbonates; Bicarbonates
    • C08K2003/265Calcium, strontium or barium carbonate
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/34Silicon-containing compounds
    • C08K3/36Silica

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)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Reinforced Plastic Materials (AREA)
  • Polymerisation Methods In General (AREA)
  • Moulding By Coating Moulds (AREA)

Abstract

L’invention porte sur une composition liquide comprenant, a) un polymère (méth)acrylique, b) un monomère (méth)acrylique, et c) un agent de mûrissement sélectionné parmi un oxyde métallique ou un hydroxyde métallique, ledit polymère (méth)acrylique comportant un monomère porteur d’une fonction acide carboxylique et/ou ledit monomère (méth)acrylique portant une fonction acide carboxylique, et ladite composition liquide ayant une viscosité dynamique comprise entre 10 mPa.s et 10 000 mPa.s à 25 °C.
FR1761024A 2017-11-21 2017-11-21 Composition liquide adaptee a des applications de composites thermoplastiques moulees a base de smc Active FR3073855B1 (fr)

Priority Applications (12)

Application Number Priority Date Filing Date Title
FR1761024A FR3073855B1 (fr) 2017-11-21 2017-11-21 Composition liquide adaptee a des applications de composites thermoplastiques moulees a base de smc
JP2020527922A JP2021504506A (ja) 2017-11-21 2018-11-21 Smc成形した熱可塑性複合材の用途のための液体組成物
US16/765,490 US11807703B2 (en) 2017-11-21 2018-11-21 Liquid composition for applications of SMC-moulded thermoplastic composites
MX2020004964A MX2020004964A (es) 2017-11-21 2018-11-21 Composicion liquida para aplicaciones de materiales compuestos termoplasticos moldeados de compuesto de moldeo en forma de laminas (smc).
CA3082482A CA3082482A1 (fr) 2017-11-21 2018-11-21 Composition liquide adaptee a des applications de composites thermoplastiques moulees a base de smc
KR1020207016980A KR20200079329A (ko) 2017-11-21 2018-11-21 Smc-몰딩된 열가소성 복합재의 적용을 위한 액체 조성물
BR112020009810-8A BR112020009810A2 (pt) 2017-11-21 2018-11-21 composição líquida adaptada para aplicações de compósitos termoplásticos moldados à base de smc
EP18816208.5A EP3713976A1 (fr) 2017-11-21 2018-11-21 Composition liquide adaptee a des applications de composites thermoplastiques moulees a base de smc
CN201880087081.XA CN111587265B (zh) 2017-11-21 2018-11-21 用于smc模塑的热塑性复合材料的应用的液体组合物
PCT/FR2018/052943 WO2019102145A1 (fr) 2017-11-21 2018-11-21 Composition liquide adaptee a des applications de composites thermoplastiques moulees a base de smc
US18/498,839 US20240076433A1 (en) 2017-11-21 2023-10-31 Liquid composition for applications of smc-moulded thermoplastic composites
JP2023216961A JP2024038050A (ja) 2017-11-21 2023-12-22 Smc成形した熱可塑性複合材の用途のための液体組成物

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1761024A FR3073855B1 (fr) 2017-11-21 2017-11-21 Composition liquide adaptee a des applications de composites thermoplastiques moulees a base de smc
FR1761024 2017-11-21

Publications (2)

Publication Number Publication Date
FR3073855A1 FR3073855A1 (fr) 2019-05-24
FR3073855B1 true FR3073855B1 (fr) 2020-12-18

Family

ID=61599327

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1761024A Active FR3073855B1 (fr) 2017-11-21 2017-11-21 Composition liquide adaptee a des applications de composites thermoplastiques moulees a base de smc

Country Status (10)

Country Link
US (2) US11807703B2 (fr)
EP (1) EP3713976A1 (fr)
JP (2) JP2021504506A (fr)
KR (1) KR20200079329A (fr)
CN (1) CN111587265B (fr)
BR (1) BR112020009810A2 (fr)
CA (1) CA3082482A1 (fr)
FR (1) FR3073855B1 (fr)
MX (1) MX2020004964A (fr)
WO (1) WO2019102145A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3082845B1 (fr) * 2018-06-21 2021-01-15 Arkema France Composition liquide comprenant trois initiateurs, son procede de polymerisation, son utilisation et materiau obtenu apres polymerisation de la composition
CN112644041A (zh) * 2019-10-12 2021-04-13 西安新三力汽车零部件有限公司 一种适合石墨烯分散的合成方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3072052B2 (ja) * 1995-06-21 2000-07-31 株式会社日本触媒 (メタ)アクリル系成形材料およびその製造方法
KR0185028B1 (ko) 1995-06-21 1999-05-15 아이다 겐지 (메트)아크릴계 성형재료 및 그의 제조방법
JP3685857B2 (ja) * 1996-01-11 2005-08-24 株式会社日本触媒 樹脂組成物の製造方法
JP2001009829A (ja) * 1999-07-02 2001-01-16 Nippon Shokubai Co Ltd (メタ)アクリル系成形材料の製造方法
JP4654336B2 (ja) * 2003-12-18 2011-03-16 日本ゼオン株式会社 熱伝導性感圧接着剤組成物並びに熱伝導性シート状成形体及びその製造方法
KR101316164B1 (ko) * 2008-10-08 2013-10-08 (주)엘지하우시스 수지 시럽, 상기를 포함하는 인조대리석 및 그 제조 방법
FR2981652B1 (fr) 2011-10-21 2015-03-27 Arkema France Composites via la polymerisation in-situ de resines thermoplastiques methacryliques
FR2993581B1 (fr) 2012-07-18 2016-01-22 Arkema France Procede d'impregnation pour un substrat fibreux, sirop (meth)acrylique liquide pour le procede d'impregnation, son procede de polymerisation et produit structure obtenu a partir de celui-ci
FR3002941B1 (fr) * 2013-03-08 2015-04-10 Arkema France Sirop (meth)acrylique liquide d'impregnation d'un substrat fibreux, procede d'impregnation d'un substrat fibreux, materiau composite obtenu apres polymerisation dudit substrat pre-impregne
FR3002940B1 (fr) 2013-03-08 2016-01-22 Arkema France Sirop (meth)acrylique liquide d'impregnation d'un substrat fibreux et son procede de fabrication, procede d'impregnation d'un substrat fibreux, materiau composite obtenu apres polymerisation dudit substrat pre-impregne.
FR3002943B1 (fr) * 2013-03-11 2015-03-27 Arkema France Sirop (meth)acrylique liquide d'impregnation d'un substrat fibreux, procede d'impregnation d'un substrat fibreux, materiau composite obtenu apres polymerisation dudit substrat pre-impregne.

Also Published As

Publication number Publication date
WO2019102145A1 (fr) 2019-05-31
KR20200079329A (ko) 2020-07-02
JP2021504506A (ja) 2021-02-15
FR3073855A1 (fr) 2019-05-24
BR112020009810A2 (pt) 2020-11-03
US20240076433A1 (en) 2024-03-07
CA3082482A1 (fr) 2019-05-31
EP3713976A1 (fr) 2020-09-30
US11807703B2 (en) 2023-11-07
JP2024038050A (ja) 2024-03-19
CN111587265A (zh) 2020-08-25
MX2020004964A (es) 2020-08-27
US20200317843A1 (en) 2020-10-08
CN111587265B (zh) 2023-12-22

Similar Documents

Publication Publication Date Title
MX2017000368A (es) Composiciones de hydrogel.
EP3136830A3 (fr) Ensemble rail coulissant et son dispositif de support
FR3073855B1 (fr) Composition liquide adaptee a des applications de composites thermoplastiques moulees a base de smc
FR3036398B1 (fr) Compositions a base de 1,1,3,3-tetrachloropropene
BR112016017393A2 (pt) composições lubrificantes que compreendem copolímeros termoassociativos e permutáveis
SA521421969B1 (ar) مكابس لاستخدامها فى أجهزة تبادل الموائع وأجهزة و أنظمة وطرق متعلقة بها
ES2533791T3 (es) Película líquida a base de polímeros terminados con silano
BR112017025756A2 (pt) chapa de aço e método de fabricação
MX2018006759A (es) Materiales de recubrimiento lubricante para laminas de acero inoxidable, y laminas de acero inoxidable lubricadas.
EP2982489A3 (fr) Système d'entraînement de lèvre de filière plate
MX2016005432A (es) Tapon libre de fugas para un conjunto de jeringa que tiene fuerzas de sustentacion e inicial bajas.
BR112019000965A2 (pt) material de mancal de deslizamento de alumínio livre de chumbo com superfície funcional
BR112019000808A2 (pt) trabalhando um grupo de imagens para um nível desejado de zoom e um objeto de interesse entre as transições de imagem referência cruzada à aplicação relativa
BR112018009702A2 (pt) compósito à base de componente metálico e de uma matriz polimérica funcional
MY176354A (en) Homogenous film compositions
EP2243986A3 (fr) Matériau de joint
MX2017000903A (es) Caucho de copolimero que contiene grupo nitrilo, composicion de caucho reticulable, y caucho reticulado.
WO2019121996A3 (fr) Traitement d'une maladie inflammatoire
FR3030262B1 (fr) Composition comprenant des particules de polymeres, une huile hydrocarbonee et un elastomere de silicone, et procede la mettant en oeuvre
EP4273922A3 (fr) Substrat de dissipation thermique
BR112016016632A2 (pt) Composições com flexibilidade realçada
WO2015069384A3 (fr) Nanocomposites a base de silicone a indice de refraction eleve
MX2020003947A (es) Anticuerpo anti-cd3 y composicion farmaceutica para el tratamiento del cancer que comprende el mismo.
BR112021021917A2 (pt) Composição de reciclagem eutética
GEP20227345B (en) Brake shoe for railroad vehicle

Legal Events

Date Code Title Description
PLSC Publication of the preliminary search report

Effective date: 20190524

PLFP Fee payment

Year of fee payment: 3

PLFP Fee payment

Year of fee payment: 4

PLFP Fee payment

Year of fee payment: 5

PLFP Fee payment

Year of fee payment: 6

PLFP Fee payment

Year of fee payment: 7

PLFP Fee payment

Year of fee payment: 8