ES2531108T3 - Tapón de recipiente que comprende artículo moldeado de espuma - Google Patents

Tapón de recipiente que comprende artículo moldeado de espuma Download PDF

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Publication number
ES2531108T3
ES2531108T3 ES10820700T ES10820700T ES2531108T3 ES 2531108 T3 ES2531108 T3 ES 2531108T3 ES 10820700 T ES10820700 T ES 10820700T ES 10820700 T ES10820700 T ES 10820700T ES 2531108 T3 ES2531108 T3 ES 2531108T3
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ES
Spain
Prior art keywords
mass
molded article
foam molded
parts
container cap
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
ES10820700T
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English (en)
Inventor
Hiromitsu Sasaki
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.)
Kuraray Co Ltd
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Kuraray Co Ltd
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 Kuraray Co Ltd filed Critical Kuraray Co Ltd
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Publication of ES2531108T3 publication Critical patent/ES2531108T3/es
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Classifications

    • 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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
    • 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/36—Feeding the material to be shaped
    • B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
    • B29C44/42—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length using pressure difference, e.g. by injection or by vacuum
    • 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/36—Feeding the material to be shaped
    • B29C44/46—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length
    • B29C44/50—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying
    • 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/56—After-treatment of articles, e.g. for altering the shape
    • B29C44/5627—After-treatment of articles, e.g. for altering the shape by mechanical deformation, e.g. crushing, embossing, stretching
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D39/00—Closures arranged within necks or pouring openings or in discharge apertures, e.g. stoppers
    • B65D39/0005—Closures arranged within necks or pouring openings or in discharge apertures, e.g. stoppers made in one piece
    • B65D39/0011—Closures arranged within necks or pouring openings or in discharge apertures, e.g. stoppers made in one piece from natural or synthetic cork, e.g. for wine bottles or the like
    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L53/00—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
    • C08L53/02—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers of vinyl-aromatic monomers and conjugated dienes
    • C08L53/025—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers of vinyl-aromatic monomers and conjugated dienes modified
    • 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
    • B29L2031/00—Other particular articles
    • B29L2031/56—Stoppers or lids for bottles, jars, or the like, e.g. closures
    • B29L2031/565—Stoppers or lids for bottles, jars, or the like, e.g. closures for containers
    • 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
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • 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
    • C08J2353/00—Characterised by the use of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives of such polymers
    • C08J2353/02—Characterised by the use of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives of such polymers of vinyl aromatic monomers and conjugated dienes
    • 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
    • C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • 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
    • C08J2453/00—Characterised by the use of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives of such polymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/12—Polymer mixtures characterised by other features containing additives being liquid crystalline or anisotropic in the melt

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)
  • Materials Engineering (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Closures For Containers (AREA)
  • Graft Or Block Polymers (AREA)

Abstract

Un tapón de recipiente que comprende un artículo moldeado de espuma que tiene una proporción de expansión de 1,1 a 2,5 veces, obteniéndose el artículo moldeado de espuma sometiendo a formación de espuma una mezcla que contiene: una composición elastomérica termoplástica que contiene 100 partes en masa de (a) un copolímero de bloques hidrogenado, es decir, un producto hidrogenado de un copolímero de bloques que contiene (A) un bloque polimérico que contiene una unidad estructural procedente de un compuesto vinílico aromático y (B) un bloque polímerico que contiene una unidad estructural procedente de isopreno o una mezcla de isopreno y butadieno, que tiene un contenido total de una unidad de enlace-3,4 y una unidad de enlace-1,2 de un 45 % o más, tiene un peso molecular superior máximo (Mp) obtenido por medio de cromatografía de permeabilidad de gel en términos de patrón de poliestireno de 250.000 a 500.000 y está en forma de polvo que tiene una densidad aparente de 0,10 a 0,40 g/ml, de 5 a 150 partes en masa de (b) un agente de reblandecimiento, y de 5 a 150 partes en masa de (c) una poli(resina de olefina); y (d) un agente de formación de espuma añadido en una cantidad de un 0,1 a un 3 % en masa basado en la masa total de la composición elastomérica termoplástica.
ES10820700T 2009-09-30 2010-09-30 Tapón de recipiente que comprende artículo moldeado de espuma Active ES2531108T3 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2009225749 2009-09-30
PCT/JP2010/067180 WO2011040585A1 (ja) 2009-09-30 2010-09-30 発泡成形体からなる容器用栓

Publications (1)

Publication Number Publication Date
ES2531108T3 true ES2531108T3 (es) 2015-03-10

Family

ID=43826391

Family Applications (1)

Application Number Title Priority Date Filing Date
ES10820700T Active ES2531108T3 (es) 2009-09-30 2010-09-30 Tapón de recipiente que comprende artículo moldeado de espuma

Country Status (6)

Country Link
US (1) US8973781B2 (es)
EP (1) EP2484717B1 (es)
JP (1) JP5712134B2 (es)
CN (1) CN102549054B (es)
ES (1) ES2531108T3 (es)
WO (1) WO2011040585A1 (es)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EA022941B1 (ru) * 2010-10-18 2016-03-31 Тотал Ресерч Энд Текнолоджи Фелюи Способ увеличения индекса текучести расплава вспениваемого винилароматического полимера
US8887981B2 (en) * 2013-03-15 2014-11-18 Raytheon Company Temporary adhesive for component bonding
CN104448544A (zh) * 2013-09-16 2015-03-25 山东道恩高分子材料股份有限公司 高性能铁路垫板材料及加工方法
CN103694542B (zh) * 2013-12-30 2015-02-25 广州石头造环保科技有限公司 一种高填充高回弹软质发泡聚乙烯材料及其制备方法
EP3339353B1 (en) * 2015-08-19 2020-07-22 Kuraray Co., Ltd. Method for producing a thermoplastic polymer composition
WO2017150714A1 (ja) 2016-03-03 2017-09-08 Ｍｃｐｐイノベーション合同会社 エラストマー組成物およびそれを成形してなる医療容器栓体
CA3024552A1 (en) * 2016-05-18 2017-11-23 Kuraray Co., Ltd. Molded foam body, dam rubber, composite body of dam rubber and panel, and method for increasing sound transmission loss
FR3074805B1 (fr) * 2017-12-12 2021-08-20 Mcpp Innovation Llc Composition thermoplastique elastomerique de pre-expansion comprenant un elastomere et un agent d'expansion physique
JP7304202B2 (ja) 2019-05-14 2023-07-06 旭化成株式会社 水添ブロック共重合体
WO2021054270A1 (ja) * 2019-09-18 2021-03-25 積水メディカル株式会社 栓体
CN111068192A (zh) * 2020-01-09 2020-04-28 深圳市同创医疗科技有限公司 组织补偿物及组织补偿物组件
WO2023127746A1 (ja) * 2021-12-27 2023-07-06 日本ゼオン株式会社 発泡体および緩衝材
CN117264361B (zh) * 2023-09-25 2024-03-08 上海方田粘合剂技术有限公司 一种常温可压粘的高弹性苯乙烯共聚物基树脂及其制备方法

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JPS58134863A (ja) 1982-02-01 1983-08-11 日本クラウンコルク株式会社 容器用栓
US5130340A (en) * 1990-07-09 1992-07-14 General Electric Company Elastomeric low density foamable compositions and process of making the same and articles made therefrom
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Also Published As

Publication number Publication date
EP2484717A1 (en) 2012-08-08
US8973781B2 (en) 2015-03-10
EP2484717A4 (en) 2014-04-30
CN102549054B (zh) 2013-10-16
US20120181295A1 (en) 2012-07-19
WO2011040585A1 (ja) 2011-04-07
CN102549054A (zh) 2012-07-04
JPWO2011040585A1 (ja) 2013-02-28
EP2484717B1 (en) 2014-12-31
JP5712134B2 (ja) 2015-05-07

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