KR970074825A - 열가소성 엘라스토머 분말 - Google Patents

열가소성 엘라스토머 분말 Download PDF

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KR970074825A
KR970074825A KR1019970018069A KR19970018069A KR970074825A KR 970074825 A KR970074825 A KR 970074825A KR 1019970018069 A KR1019970018069 A KR 1019970018069A KR 19970018069 A KR19970018069 A KR 19970018069A KR 970074825 A KR970074825 A KR 970074825A
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thermoplastic elastomer
molded article
elastomer powder
powder
thermoplastic
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KR1019970018069A
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히로유끼 스기모또
요시히로 나까쓰지
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고오사이 아끼오
스미또모가가꾸고오교 가부시끼가이샤
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Publication of KR970074825A publication Critical patent/KR970074825A/ko

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    • 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
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/16—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer formed of particles, e.g. chips, powder or granules
    • 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
    • C08J3/12—Powdering or granulating
    • 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
    • B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
    • B29C41/02—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of definite length, i.e. discrete articles
    • B29C41/18—Slush casting, i.e. pouring moulding material into a hollow mould with excess material being poured off
    • 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
    • C08J3/24—Crosslinking, e.g. vulcanising, of macromolecules
    • 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
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • 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
    • 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
    • B32B2264/00—Composition or properties of particles which form a particulate layer or are present as additives
    • B32B2264/02—Synthetic macromolecular particles
    • B32B2264/0214—Particles made of materials belonging to B32B27/00
    • B32B2264/0221—Thermoplastic elastomer particles
    • 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
    • B32B2305/00—Condition, form or state of the layers or laminate
    • B32B2305/72—Cured, e.g. vulcanised, cross-linked
    • 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
    • C08J2300/00—Characterised by the use of unspecified polymers
    • C08J2300/22—Thermoplastic resins
    • 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
    • C08J2323/04—Homopolymers or copolymers of ethene
    • C08J2323/08—Copolymers of ethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2207/00—Properties characterising the ingredient of the composition
    • C08L2207/04—Thermoplastic elastomer
    • 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
    • C08L23/08—Copolymers of ethene
    • C08L23/0807—Copolymers of ethene with unsaturated hydrocarbons only containing more than three carbon atoms
    • C08L23/0815—Copolymers of ethene with aliphatic 1-olefins

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Laminated Bodies (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Moulding By Coating Moulds (AREA)

Abstract

에틸렌-α-올레핀 공중합체 고무 및 폴리올레핀 수지를 함유하는 열가소성 엘라스토머 조성물 및 그의 가교물을 함유하며, 구환산 평균 입경이 0.7㎜ 이상이고, 1.2㎜이하이며, 겉보기 비중이 0.38 이상인 열가소성 엘라스토머 분말,
본 발명에 따라, 분말성형법에 의해 핀홀과 흠집이 생기지 않는 복잡한 형태의 성형품을 제조할 수 있는 열가소성 엘라스토머 분말이 제공된다.

Description

열가소성 엘라스토머 분말
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (14)

  1. 에틸렌-α-올레핀 공중합체 고무 및 폴리올레핀 수지를 함유한 조성물과 이 조성물의 가교물로 구성된군에서 선택된 열가소성 엘라스토머(A)를 함유하며, 구환산 평균 입경이 0.7㎜ 이상이고 1.20㎜ 이하이며, 곁보기 비중이 0.38 이상인 것을 특징으로 하는 열가소성 엘라스토머 분말 .
  2. 제1항에 있어서, 열가소성 엘라스토머가, 5×104포이즈 이하의 하기 수학식(1)에 따라 계산된 복소동적점도 η (1)를 갖는 것을 특징으로 하는 역가소성 엘라스토머 분말 :
    (식에서, G′ (ω)와 G″(ω)는 250℃에서 ω라디안/초의 주파수에서 각각 측정한 저장 강성율 및 손실 강성율이다).
  3. 제2항에 있어서, 열가소성 엘라스토머가 0.28 이하의 뉴톤점성지수를 가지며, 뉴톤점성지수는 하기 수학식 (2)에 따라 계산되는 것을 특징으로 하는 열사소성 엘라스토머 분말 :
    ｛여기에서, logη (1)과 logη* (100)은 각각 복소동적점도 η 이며, 하기 수학식(1)에 따라 계산된다 :
    (식에서, G′ (ω)와 G″ (ω)는 250℃에서 ω라디안/초의 주파수에서 각각 측정한 저장 강성율 및 손실 강성율이다) .
  4. 제1항에 있어서, 열가소성 엘라스토머 분말이 5×104포이즈 이하의η*(1)를 가지며, 그의 뉴톤점성지수n이 0.28 이하인 것을 특징으로 하는 열가소성 엘라스토머 분발.
  5. 제1항에 있어서, 에틸렌-α-올레핀 공중합체 고무 대 폴리올레핀 수지의 중량비가 5/95 내지 80/20인 것을 특징으로 하는 열가소성 엘라스토머 분말.
  6. 제1항에 있어서, 에틸렌-α-올레핀 공중합체와 폴리올레핀 수지의 적어도 하나가 그 분자 내부 및/또는 분자 간에 가교된 것을 특징으로 하는 열가소성 엘라스토머 분말.
  7. 제1항에 있어서, 열가소성 엘라스토머 분말이 용매-처리법, 스트랜드-절단법 및 다이-면 절단법으로 구성된 군에서 선택된 방법에 따라 제조되는 것을 특징으로 하는 열가소성 엘라스토머 분말.
  8. 제1항에 있어서, 열가소성 엘라스토머 분말이 발포제를 함유하는 것을 특징으로 하는 열가소성 엘라스토머 분말.
  9. 제1항의 열가소성 엘라스토머 분말을 성형함으로서 수득된 성형품.
  10. 제9항에 있어서, 성형품이 분말 성형법에 의해 제조되는 것을 특징으로 하는 성형품.
  11. 제10항에 있어서, 성형품이 분말 슬러시 성형품인 것을 특징으로 하는 성형품.
  12. 제9항에 있어서, 성형품이 발포 슬러시 성형품인 것을 특징으로 하는 성형품.
  13. 제1항의 있어서, 열가소성 엘라스토머 분말을 성형함으로써 제조된 한층 이상을 갖는 다층 적층품.
  14. 제13항에 있어서, 다층 적층품이 중심층의 열가소성 수지를 갖는 것을 특징으로 하는 다층 적층품.
    ※ 참고사항 ; 최초출원 내용에 의하여 공개하는 것임.
KR1019970018069A 1996-05-10 1997-05-10 열가소성 엘라스토머 분말 KR970074825A (ko)

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JP11629496 1996-05-10
JP96-116294 1996-05-10

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016052935A1 (ko) * 2014-09-30 2016-04-07 (주)엘지하우시스 열가소성 엘라스토머 수지 분말 및 열가소성 엘라스토머 수지 분말의 제조 방법

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61141736A (ja) * 1984-12-14 1986-06-28 Japan Synthetic Rubber Co Ltd エチレン−α−オレフイン系共重合ゴム含有組成物の脱臭方法
JPH0257309A (ja) * 1988-08-22 1990-02-27 Mitsui Petrochem Ind Ltd シボ模様付熱可塑性エラストマー成形物およびその製造方法
JPH0425517A (ja) * 1990-05-21 1992-01-29 Mitsui Petrochem Ind Ltd 熱可塑性エラストマーの製造方法
JPH04261434A (ja) * 1991-02-14 1992-09-17 Showa Denko Kk 熱可塑性エラストマー状組成物の製造法
JPH05208467A (ja) * 1991-10-23 1993-08-20 Sumitomo Chem Co Ltd 多層成形体及びその製造方法
JPH0853583A (ja) * 1994-08-12 1996-02-27 Kanegafuchi Chem Ind Co Ltd ポリオレフィン用樹脂組成物

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Publication number Priority date Publication date Assignee Title
US4650830A (en) * 1983-05-31 1987-03-17 Mitsui Petrochemical Industries, Ltd. Thermoplastic elastomer composition and process for preparation thereof
US5157081A (en) * 1989-05-26 1992-10-20 Advanced Elastomer Systems, L.P. Dynamically vulcanized alloys having two copolymers in the crosslinked phase and a crystalline matrix

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61141736A (ja) * 1984-12-14 1986-06-28 Japan Synthetic Rubber Co Ltd エチレン−α−オレフイン系共重合ゴム含有組成物の脱臭方法
JPH0257309A (ja) * 1988-08-22 1990-02-27 Mitsui Petrochem Ind Ltd シボ模様付熱可塑性エラストマー成形物およびその製造方法
JPH0425517A (ja) * 1990-05-21 1992-01-29 Mitsui Petrochem Ind Ltd 熱可塑性エラストマーの製造方法
JPH04261434A (ja) * 1991-02-14 1992-09-17 Showa Denko Kk 熱可塑性エラストマー状組成物の製造法
JPH05208467A (ja) * 1991-10-23 1993-08-20 Sumitomo Chem Co Ltd 多層成形体及びその製造方法
JPH0853583A (ja) * 1994-08-12 1996-02-27 Kanegafuchi Chem Ind Co Ltd ポリオレフィン用樹脂組成物

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016052935A1 (ko) * 2014-09-30 2016-04-07 (주)엘지하우시스 열가소성 엘라스토머 수지 분말 및 열가소성 엘라스토머 수지 분말의 제조 방법
US10647824B2 (en) 2014-09-30 2020-05-12 Lg Hausys, Ltd. Thermoplastic elastomer resin powder and method for producing thermoplastic elastomer resin powder

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CN1170013A (zh) 1998-01-14
DE19719665A1 (de) 1997-11-13

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