SG11201809320RA - Hydrogenated block copolymer, polypropylene resin composition, and molded body - Google Patents

Hydrogenated block copolymer, polypropylene resin composition, and molded body

Info

Publication number
SG11201809320RA
SG11201809320RA SG11201809320RA SG11201809320RA SG11201809320RA SG 11201809320R A SG11201809320R A SG 11201809320RA SG 11201809320R A SG11201809320R A SG 11201809320RA SG 11201809320R A SG11201809320R A SG 11201809320RA SG 11201809320R A SG11201809320R A SG 11201809320RA
Authority
SG
Singapore
Prior art keywords
polymer block
block copolymer
hydrogenated block
resin composition
molded body
Prior art date
Application number
SG11201809320RA
Other languages
English (en)
Inventor
Hiroyuki Ichino
Yasuhiro Kusanose
Masashi Yamamoto
Masahiro Fujiwara
Original Assignee
Asahi Chemical Ind
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 Asahi Chemical Ind filed Critical Asahi Chemical Ind
Publication of SG11201809320RA publication Critical patent/SG11201809320RA/en

Links

Classifications

    • 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
    • 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
    • B32B1/00—Layered products having a non-planar shape
    • B32B1/08—Tubular products
    • 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
    • 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
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/302—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising aromatic vinyl (co)polymers, e.g. styrenic (co)polymers
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F297/00—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer
    • C08F297/02—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the anionic type
    • C08F297/04—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the anionic type polymerising vinyl aromatic monomers and conjugated dienes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/04—Reduction, e.g. hydrogenation
    • 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
    • C08L23/10—Homopolymers or copolymers of propene
    • 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
    • C08L23/10—Homopolymers or copolymers of propene
    • C08L23/12—Polypropene
    • 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
    • C08L23/10—Homopolymers or copolymers of propene
    • C08L23/14—Copolymers of propene
    • 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
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J123/00—Adhesives based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Adhesives based on derivatives of such polymers
    • C09J123/02—Adhesives based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Adhesives based on derivatives of such polymers not modified by chemical after-treatment
    • C09J123/10—Homopolymers or copolymers of propene
    • C09J123/14—Copolymers of propene
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J153/00—Adhesives based on block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Adhesives based on derivatives of such polymers
    • C09J153/02—Vinyl aromatic monomers and conjugated dienes
    • C09J153/025—Vinyl aromatic monomers and conjugated dienes modified
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J7/00—Adhesives in the form of films or foils
    • C09J7/10—Adhesives in the form of films or foils without carriers
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J7/00—Adhesives in the form of films or foils
    • C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
    • C09J7/38—Pressure-sensitive adhesives [PSA]
    • C09J7/381—Pressure-sensitive adhesives [PSA] based on macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
    • C09J7/387—Block-copolymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2800/00—Copolymer characterised by the proportions of the comonomers expressed
    • C08F2800/10—Copolymer characterised by the proportions of the comonomers expressed as molar percentages
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2203/00—Applications
    • C08L2203/16—Applications used for films

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Graft Or Block Polymers (AREA)
  • Laminated Bodies (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Wrappers (AREA)
  • Adhesive Tapes (AREA)
  • Adhesives Or Adhesive Processes (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
SG11201809320RA 2016-04-25 2017-04-24 Hydrogenated block copolymer, polypropylene resin composition, and molded body SG11201809320RA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2016087391 2016-04-25
PCT/JP2017/016231 WO2017188190A1 (ja) 2016-04-25 2017-04-24 水素化ブロック共重合体、ポリプロピレン樹脂組成物及び成形体

Publications (1)

Publication Number Publication Date
SG11201809320RA true SG11201809320RA (en) 2018-11-29

Family

ID=60160466

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201809320RA SG11201809320RA (en) 2016-04-25 2017-04-24 Hydrogenated block copolymer, polypropylene resin composition, and molded body

Country Status (11)

Country Link
US (1) US10829632B2 (ja)
EP (2) EP3572444B1 (ja)
JP (1) JP6703601B2 (ja)
KR (1) KR102081668B1 (ja)
CN (1) CN109071741B (ja)
BR (1) BR112018071364A2 (ja)
ES (2) ES2955021T3 (ja)
RU (1) RU2722160C2 (ja)
SG (1) SG11201809320RA (ja)
TW (1) TWI631147B (ja)
WO (1) WO2017188190A1 (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI612067B (zh) 2015-08-24 2018-01-21 Asahi Chemical Ind 氫化嵌段共聚物與使用其之聚丙烯系樹脂組合物及其成型體
WO2020116625A1 (ja) * 2018-12-07 2020-06-11 旭化成株式会社 水添共重合体組成物、粘接着材組成物及び粘接着フィルム
WO2020235664A1 (ja) * 2019-05-22 2020-11-26 株式会社クラレ 水素添加物含有組成物、樹脂組成物、及びこれらの各種用途
CN112239511B (zh) * 2019-07-16 2023-07-18 旭化成株式会社 氢化嵌段共聚物、氢化嵌段共聚物组合物以及成型体
JP2022047354A (ja) * 2020-09-11 2022-03-24 東洋製罐グループホールディングス株式会社 包装用積層体
JPWO2022085492A1 (ja) 2020-10-19 2022-04-28

Family Cites Families (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4107236A (en) * 1976-02-09 1978-08-15 Phillips Petroleum Company Hydrogenated block copolymers containing a block derived from low vinyl polybutadiene and a block derived from medium vinyl polybutadiene
JP2692194B2 (ja) * 1988-11-14 1997-12-17 日本合成ゴム株式会社 水素化ブロック共重合体及びその組成物
JP3134504B2 (ja) * 1991-05-30 2001-02-13 ジェイエスアール株式会社 水添ジエン系共重合体およびその組成物
JPH0593125A (ja) * 1991-08-05 1993-04-16 Japan Synthetic Rubber Co Ltd 熱可塑性重合体組成物
JPH0598086A (ja) 1991-10-03 1993-04-20 Japan Synthetic Rubber Co Ltd 熱可塑性樹脂組成物
JPH06306127A (ja) * 1993-04-23 1994-11-01 Kuraray Co Ltd ブロック共重合体および組成物
US5571865A (en) * 1994-05-16 1996-11-05 Kuraray Co., Ltd. Thermoplastic polymer composition
JPH08109288A (ja) 1994-08-19 1996-04-30 Japan Synthetic Rubber Co Ltd ポリオレフィン系樹脂組成物
JP3248558B2 (ja) 1995-03-09 2002-01-21 ジェイエスアール株式会社 ポリプロピレン系樹脂組成物
JP3277443B2 (ja) 1995-03-30 2002-04-22 ジェイエスアール株式会社 ポリプロピレン系樹脂組成物
JP3661273B2 (ja) * 1996-04-25 2005-06-15 Ｊｓｒ株式会社 ポリプロピレン系樹脂組成物
JPH101574A (ja) 1996-06-14 1998-01-06 Japan Synthetic Rubber Co Ltd ポリプロピレン系樹脂組成物
JP3894256B2 (ja) * 1997-11-14 2007-03-14 三菱化学株式会社 積層体およびその製造方法
JP4029467B2 (ja) 1998-05-11 2008-01-09 Ｊｓｒ株式会社 多層フィルム
JP4475367B2 (ja) * 2000-03-01 2010-06-09 Ｊｓｒ株式会社 共役ジエン系ブロック共重合体およびその水添物の製造法
US6703449B1 (en) * 2002-12-20 2004-03-09 Kraton Polymers U.S. Llc Block copolymers containing both polystyrene and low vinyl content polydiene hard blocks
US7125940B2 (en) 2002-12-31 2006-10-24 Kraton Polymers U.S. Llc Conjugated diene polymers and copolymer blocks and process for preparing same
JP4776155B2 (ja) * 2003-10-21 2011-09-21 旭化成ケミカルズ株式会社 水添共重合体
JP4156492B2 (ja) 2003-10-31 2008-09-24 日本ポリプロ株式会社 プロピレン−エチレンランダムブロック共重合体及びその製造方法
EP1702951A4 (en) * 2004-01-09 2009-08-19 Jsr Corp THERMOPLASTIC ELASTOMER COMPOSITION AND MOLDED ARTICLE PRODUCED THEREFROM
JP2005255857A (ja) * 2004-03-11 2005-09-22 Jsr Corp 水添ジエン系共重合体及びその製造方法
DE112009001781B4 (de) * 2008-08-12 2014-12-11 Asahi Kasei Chemicals Corporation Hydriertes Blockcopolymer enthaltende Zusammensetzung und Formgegenstand unter Verwendung derselben
JP5710373B2 (ja) * 2011-05-11 2015-04-30 旭化成ケミカルズ株式会社 粘着剤用ブロック共重合体、粘着剤組成物及び表面保護フィルム
CN103827157B (zh) * 2011-09-29 2017-05-31 三菱化学株式会社 氢化嵌段共聚物、树脂组合物、膜及容器
JP6140157B2 (ja) 2012-06-26 2017-05-31 旭化成株式会社 水添ブロック共重合体ペレット、ポリオレフィン系樹脂組成物、及びその成形体
US9676974B2 (en) * 2013-12-24 2017-06-13 Asahi Kasei Kabushiki Kaisha Hydrogenated block copolymer pellet, adhesive composition, and surface protection film
KR102247738B1 (ko) 2014-09-08 2021-05-03 주식회사 쿠라레 액체 포장 용기용 필름 및 액체 포장 용기
JP6489687B2 (ja) * 2015-04-03 2019-03-27 旭化成株式会社 水素化ブロック共重合体並びにこれを用いたポリプロピレン樹脂組成物及びその成形体
CN105175659B (zh) * 2015-07-23 2017-11-03 湖南博瑞康新材料有限公司 一种透明型氢化聚苯乙烯‑b‑无规共聚共轭二烯/苯乙烯树脂及其制备方法
KR102066876B1 (ko) * 2015-09-09 2020-01-17 아사히 가세이 가부시키가이샤 수소화 블록 공중합체를 사용한 튜브
US10703848B2 (en) * 2015-09-09 2020-07-07 Asahi Kasei Kabushiki Kaisha Hydrogenated block copolymer, polypropylene resin composition, and molding
RU2713173C1 (ru) * 2016-04-25 2020-02-04 Асахи Касеи Кабусики Кайся Композиция смолы и формованное изделие

Also Published As

Publication number Publication date
RU2722160C2 (ru) 2020-05-27
EP3450474B1 (en) 2021-07-28
EP3450474A1 (en) 2019-03-06
CN109071741A (zh) 2018-12-21
ES2896479T3 (es) 2022-02-24
US10829632B2 (en) 2020-11-10
RU2018137493A (ru) 2020-05-26
EP3450474A4 (en) 2019-08-21
EP3572444A1 (en) 2019-11-27
RU2018137493A3 (ja) 2020-05-26
US20190136040A1 (en) 2019-05-09
CN109071741B (zh) 2021-03-16
EP3572444B1 (en) 2023-06-14
KR102081668B1 (ko) 2020-02-27
JPWO2017188190A1 (ja) 2019-03-28
JP6703601B2 (ja) 2020-06-03
TWI631147B (zh) 2018-08-01
TW201738283A (zh) 2017-11-01
KR20180104328A (ko) 2018-09-20
WO2017188190A1 (ja) 2017-11-02
BR112018071364A2 (pt) 2019-02-05
ES2955021T3 (es) 2023-11-28

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