JPS5746878A - Production of expansion molded article of polystyrene resin - Google Patents

Production of expansion molded article of polystyrene resin

Info

Publication number
JPS5746878A
JPS5746878A JP55088613A JP8861380A JPS5746878A JP S5746878 A JPS5746878 A JP S5746878A JP 55088613 A JP55088613 A JP 55088613A JP 8861380 A JP8861380 A JP 8861380A JP S5746878 A JPS5746878 A JP S5746878A
Authority
JP
Japan
Prior art keywords
particles
molded article
polystyrene resin
production
mold
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.)
Granted
Application number
JP55088613A
Other languages
English (en)
Japanese (ja)
Other versions
JPS639974B2 (enrdf_load_stackoverflow
Inventor
Shigeya Sato
Tsukasa Yamagishi
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.)
Asahi Dow Ltd
Asahi Chemical Industry Co Ltd
Original Assignee
Asahi Dow Ltd
Asahi Chemical Industry 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 Asahi Dow Ltd, Asahi Chemical Industry Co Ltd filed Critical Asahi Dow Ltd
Priority to JP55088613A priority Critical patent/JPS5746878A/ja
Priority to CA000366174A priority patent/CA1147100A/en
Priority to US06/213,643 priority patent/US4366263A/en
Priority to KR1019800004639A priority patent/KR830002656B1/ko
Priority to EP80107757A priority patent/EP0032557B1/en
Priority to DE8080107757T priority patent/DE3072109D1/de
Publication of JPS5746878A publication Critical patent/JPS5746878A/ja
Publication of JPS639974B2 publication Critical patent/JPS639974B2/ja
Priority to HK284/89A priority patent/HK28489A/en
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
    • C08J9/22—After-treatment of expandable particles; Forming foamed products
    • C08J9/228—Forming foamed products
    • 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
    • B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
    • B29C67/20—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 for porous or cellular articles, e.g. of foam plastics, coarse-pored
    • B29C67/205—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 for porous or cellular articles, e.g. of foam plastics, coarse-pored comprising surface fusion, and bonding of particles to form voids, e.g. sintering
    • 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
    • C08J9/16—Making expandable particles
    • C08J9/18—Making expandable particles by impregnating polymer particles with the 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
    • B29C44/3415—Heating or cooling
    • B29C44/3426—Heating by introducing steam in the mould
    • 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
    • B29K2025/00—Use of polymers of vinyl-aromatic compounds or derivatives thereof as moulding material
    • 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
    • C08J2203/00—Foams characterized by the expanding agent
    • C08J2203/14—Saturated hydrocarbons, e.g. butane; Unspecified hydrocarbons
    • C08J2203/142—Halogenated saturated hydrocarbons, e.g. H3C-CF3
    • 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

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)
  • Mechanical Engineering (AREA)
  • Molding Of Porous Articles (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
JP55088613A 1979-12-10 1980-06-30 Production of expansion molded article of polystyrene resin Granted JPS5746878A (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP55088613A JPS5746878A (en) 1980-06-30 1980-06-30 Production of expansion molded article of polystyrene resin
CA000366174A CA1147100A (en) 1979-12-10 1980-12-04 Expanded cross-linked polyethylene particle, a molded product thereof and the methods thereof
US06/213,643 US4366263A (en) 1979-12-10 1980-12-05 Expanded cross-linked polyethylene particle, a molded product thereof and the methods thereof
KR1019800004639A KR830002656B1 (ko) 1980-06-30 1980-12-05 가교폴리에틸렌 형내 발포 성형체의 제조방법
EP80107757A EP0032557B1 (en) 1979-12-10 1980-12-09 An expanded cross-linked polyethylene particle and methods to produce molded products thereof
DE8080107757T DE3072109D1 (en) 1979-12-10 1980-12-09 An expanded cross-linked polyethylene particle and methods to produce molded products thereof
HK284/89A HK28489A (en) 1979-12-10 1989-04-06 An expanded cross-linked polyethylene particle and methods to produce molded products thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55088613A JPS5746878A (en) 1980-06-30 1980-06-30 Production of expansion molded article of polystyrene resin

Publications (2)

Publication Number Publication Date
JPS5746878A true JPS5746878A (en) 1982-03-17
JPS639974B2 JPS639974B2 (enrdf_load_stackoverflow) 1988-03-03

Family

ID=13947653

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55088613A Granted JPS5746878A (en) 1979-12-10 1980-06-30 Production of expansion molded article of polystyrene resin

Country Status (1)

Country Link
JP (1) JPS5746878A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS639974B2 (enrdf_load_stackoverflow) 1988-03-03

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