JPH0443934B2 - - Google Patents

Info

Publication number
JPH0443934B2
JPH0443934B2 JP59079878A JP7987884A JPH0443934B2 JP H0443934 B2 JPH0443934 B2 JP H0443934B2 JP 59079878 A JP59079878 A JP 59079878A JP 7987884 A JP7987884 A JP 7987884A JP H0443934 B2 JPH0443934 B2 JP H0443934B2
Authority
JP
Japan
Prior art keywords
foam
extruded
polyethylene
weight
density
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.)
Expired - Lifetime
Application number
JP59079878A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60222222A (ja
Inventor
Hisao Nakamura
Shoji Iwano
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.)
JSP Corp
Original Assignee
JSP Corp
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 JSP Corp filed Critical JSP Corp
Priority to JP59079878A priority Critical patent/JPS60222222A/ja
Priority to US06/723,835 priority patent/US4649001A/en
Publication of JPS60222222A publication Critical patent/JPS60222222A/ja
Publication of JPH0443934B2 publication Critical patent/JPH0443934B2/ja
Granted legal-status Critical Current

Links

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
    • C08J9/04—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
    • 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
    • B29C44/505—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 extruding the compound through a flat die
    • 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
    • C08J9/06—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 chemical blowing agent
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04—Polymers of ethylene
    • B29K2023/06—PE, i.e. polyethylene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0037—Other properties
    • B29K2995/0063—Density
    • 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

Landscapes

  • 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)
  • General Chemical & Material Sciences (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
JP59079878A 1984-04-17 1984-04-20 ポリエチレン押出発泡体の製造法 Granted JPS60222222A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP59079878A JPS60222222A (ja) 1984-04-20 1984-04-20 ポリエチレン押出発泡体の製造法
US06/723,835 US4649001A (en) 1984-04-17 1985-04-16 Process for producing polyethylene extruded foams

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59079878A JPS60222222A (ja) 1984-04-20 1984-04-20 ポリエチレン押出発泡体の製造法

Publications (2)

Publication Number Publication Date
JPS60222222A JPS60222222A (ja) 1985-11-06
JPH0443934B2 true JPH0443934B2 (en, 2012) 1992-07-20

Family

ID=13702486

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59079878A Granted JPS60222222A (ja) 1984-04-17 1984-04-20 ポリエチレン押出発泡体の製造法

Country Status (1)

Country Link
JP (1) JPS60222222A (en, 2012)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6183238A (ja) * 1984-09-29 1986-04-26 Sekisui Chem Co Ltd 発泡保温筒の製造方法
JP4558144B2 (ja) * 2000-06-05 2010-10-06 酒井化学工業株式会社 ポリエチレン系樹脂発泡シートの製造方法及び発泡シート
JP4605697B2 (ja) * 2003-11-04 2011-01-05 株式会社ジェイエスピー 成形用無架橋ポリエチレン系樹脂押出発泡体及びその成形体
JP2007217024A (ja) * 2006-02-17 2007-08-30 Solo Cup Japan:Kk 断熱性紙製容器及びその製造方法
JP5394089B2 (ja) * 2009-01-30 2014-01-22 積水化成品工業株式会社 無架橋ポリエチレン系樹脂発泡シートとその製造方法、浮力材及び救命胴衣
JP6385701B2 (ja) * 2014-04-01 2018-09-05 三井・デュポンポリケミカル株式会社 包装材用樹脂組成物及び包装用積層体
CN109940951A (zh) * 2017-12-15 2019-06-28 阿布扎比聚合物有限公司(博禄) 发泡聚乙烯膜

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58108234A (ja) * 1981-12-22 1983-06-28 Haishiito Kogyo Kk 発泡シ−ト
JPS6058440A (ja) * 1983-09-09 1985-04-04 Asahi Chem Ind Co Ltd 非架橋ポリエチレン低率発泡体

Also Published As

Publication number Publication date
JPS60222222A (ja) 1985-11-06

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees