KR830007760A - 폐쇄 셀 발포체제조에 유용한 폴리에틸렌-폴리스틸렌 혼합 조성물 - Google Patents

폐쇄 셀 발포체제조에 유용한 폴리에틸렌-폴리스틸렌 혼합 조성물 Download PDF

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KR830007760A
KR830007760A KR1019810005150A KR810005150A KR830007760A KR 830007760 A KR830007760 A KR 830007760A KR 1019810005150 A KR1019810005150 A KR 1019810005150A KR 810005150 A KR810005150 A KR 810005150A KR 830007760 A KR830007760 A KR 830007760A
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polymer
polymer resin
ethylene
foam
density
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KR1019810005150A
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KR870002103B1 (ko
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호키 츄네오
미우라 노무오
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요시오 츄노다
아사히-다우 리미티드
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    • 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
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
    • 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
    • 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
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
    • C08J9/143—Halogen containing compounds
    • C08J9/147—Halogen containing compounds containing carbon and halogen atoms only
    • 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
    • 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
    • C08J2425/00—Characterised 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 at least one being terminated by an aromatic carbocyclic ring; Derivatives of such polymers

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Peptides Or Proteins (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Immobilizing And Processing Of Enzymes And Microorganisms (AREA)

Abstract

내용 없음

Description

폐쇄 셀 발포체제제조에 유용한 폴리에틸렌-폴리스틸렌 혼합 조성물
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제 1 도 내지 3도는서로 다른 3가지 유동속도비(R)에 대하여 발표체 밀도(D)와 폴리스틸렌 : 에틸렌의 비를 나타낸 도이다.
제 9 도는 상용품 폴리스틸렌발포체, 상용품 폴리에틸렌 발포제와 본 명발 폴리에틸렌/폴리스틸렌 혼합발포제의 압축응력 및 압축 변형을 사이의 관계를 나타낸 도이다.

Claims (7)

  1. 밀도 D가 10에서 40㎏/㎥이고, 25퍼센트 압축강도 F가 ㎏/㎡단위로 일반식 0.024 D1.15F0.013D 1.15로 정의되며, JIS 6767에 의한 측정으로 90퍼센트 또는 그 이상의 압축 회복력을 갖으며, ASTM D593에 의한 측정으로 10퍼센트보다 크지 않는 한도내에서 부되 변화를 갖는 톨루엔 내용매성을 갖으며, 0.915에서 0.930g/㎤밀도를 갖고 0.2-2.6mg/10분의 용융지수를 갖는 에칠렌계 중합체 수지와 1.4-18gm/10분의 용융유통 지수를 갖는 스티렌 중합체 수지로 이루어진 일반식 7R90, 10Y394.7+1.18R-294.1log(D)를 총족시킬 수 있는 동형 혼합물로 제조됨을 특징으로 하는 폐쇄-셀 중합체발포제.
    상기 일반식에서
    R는 스티린 중합체 수지의 용융유동지수를 에틸렌 중합체수지 용융지수로 나눈 것이며,
    Y는 에틸렌 중합체수지 100부당 스티렌 중합체수지의 무게이며,
    D는 에틸렌 ㎏/㎥ 단위로 에틸렌 중합체 스티렌계 중합체 발포의 혼합물의 밀도를 나타낸다.
  2. 제1항에 있어서, 에칠렌계 중합체 수지가 지밀도 폴리에칠렌인 중합체 발포체
  3. 제항에 있어서, 스티렌계 중합체 수지가 폴리스티렌인 중합체 발포체
  4. 제1항에 있어서, 폐쇄셀이 적어도 전체의 90부피 퍼센트인 중합체 발포체
  5. 제1항에 잇어서 24시간 동안 0.1㎏/㎡ 하중에서 JIS K6767로 측정하였을 때 크리이프 값이 6퍼센트 또는 그 이하의 값을 갖는 중합체 혼합발포체
  6. 제1항에 있어서
    (1) 에틸렌 중합체 수지의 밀도가 0.915에서 0.930g/㎥이며 0.2-2.6g/10분의 용융지수를 가지며
    (2) 1.4-1.8g/10분의 용융 유동지수를 갖는 스틸렌계중합체 수지와.
    (3) ASTM D-1133에 의해서 15에서 22의 카우리-부탄을 갖는 휘발성 유기 발포를 높은 온도와 압력하에도 혼합시킨후 일반식 7R90, 10Y394.7+1.18R-294.1lay(D)를 충족하는 이 혼합물은 발포시키에 적합한 온도로 냉각시킨 다음 이 혼합물을 폐쇄셀 중합체 발포체로 압출시키는 방법.
    상기 일반식에서
    R는 스틸렌 중합체 수지의 용융 유동 지수 에틸렌계 중합체 용융지수로 나눈 값이며
    Y는 에틸렌 중합체 수지의 100부에 대한 스틸렌 중합체의 무게이며
    D는 ㎏/㎥의 단위에서 혼합돈 에틸렌 중합체스틸렌 중합체 발포체의 밀도이다.
  7. 제5항에 있어서, 발포제로서 혼합된 폴리에칠렌-폴리스티렌 수지의 100부에 대한 디 클로로 디 플루오로 메탄의 15에서 35를 사용하는 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019810005150A 1980-12-23 1981-12-23 독립기포 중합체 발포체 및 그의 제조방법 KR870002103B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP181384 1980-12-23
JP181.384 1980-12-23
JP55181384A JPS601338B2 (ja) 1980-12-23 1980-12-23 ポリスチレン系・ポリエチレン系混合樹脂発泡体の製造方法

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KR830007760A true KR830007760A (ko) 1983-11-07
KR870002103B1 KR870002103B1 (ko) 1987-12-08

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EP (1) EP0055460B1 (ko)
JP (1) JPS601338B2 (ko)
KR (1) KR870002103B1 (ko)
AT (1) ATE11296T1 (ko)
AU (1) AU543751B2 (ko)
CA (1) CA1168409A (ko)
DE (1) DE3168406D1 (ko)
DK (1) DK158906C (ko)
ES (1) ES8304180A1 (ko)
FI (1) FI73232C (ko)
NO (1) NO161623C (ko)
ZA (1) ZA818866B (ko)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58191727A (ja) * 1982-05-06 1983-11-09 Tokai Gosei Mokuzai Kk 発泡ポリオレフイン成形品の製造方法
EP0363535A1 (en) * 1988-10-12 1990-04-18 The Dow Chemical Company Flexible foam having improved dimensional stability produced from intermediate density polyethylene
US5298214A (en) * 1990-10-30 1994-03-29 Rutgers, The State University Method of deriving polystyrene and polyolefin plastics composite from recycled plastics
US6069183A (en) * 1998-04-07 2000-05-30 Tenneco Packaging Inc. Foamable composition using high density polyethylene
DE19921386A1 (de) * 1999-05-10 2000-11-16 Basf Ag Offenzellig Partikelschaumstoffe
JP3721029B2 (ja) * 1999-11-26 2005-11-30 積水化成品工業株式会社 青果用トレー
EP1847566A1 (en) * 2006-04-18 2007-10-24 Topox-Foam, S. L. Polymer blends comprising polystyrene and other thermoplastics
JP7335715B2 (ja) * 2019-03-29 2023-08-30 株式会社カネカ スチレン系樹脂押出発泡体及びその製造方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU469838B2 (en) * 1972-12-05 1976-02-26 MITSUBISHI GAS CHEMICAL COMPANY INC. and JAPAN STYRENE PAPER INCORPORATION Process for producing foamed thermoplastic resin articles
GB1408741A (en) * 1974-01-10 1975-10-01 Polytech Systems Process for extruding a foamed closed-cell polyolefin extrudate substantially free from cell collapse by use of a barrier material

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Publication number Publication date
NO814391L (no) 1982-06-24
EP0055460B1 (en) 1985-01-16
DK158906B (da) 1990-07-30
FI73232B (fi) 1987-05-29
AU543751B2 (en) 1985-05-02
DE3168406D1 (en) 1985-02-28
CA1168409A (en) 1984-06-05
JPS601338B2 (ja) 1985-01-14
ZA818866B (en) 1983-07-27
KR870002103B1 (ko) 1987-12-08
NO161623C (no) 1989-09-06
ATE11296T1 (de) 1985-02-15
FI73232C (fi) 1987-09-10
FI814091L (fi) 1982-06-24
DK158906C (da) 1990-12-17
AU7880781A (en) 1982-07-01
JPS57105428A (en) 1982-06-30
NO161623B (no) 1989-05-29
DK575781A (da) 1982-06-24
ES508248A0 (es) 1983-02-16
EP0055460A1 (en) 1982-07-07
ES8304180A1 (es) 1983-02-16

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