JPS5695936A - Expandable polymer particle and molding method - Google Patents

Expandable polymer particle and molding method

Info

Publication number
JPS5695936A
JPS5695936A JP17190179A JP17190179A JPS5695936A JP S5695936 A JPS5695936 A JP S5695936A JP 17190179 A JP17190179 A JP 17190179A JP 17190179 A JP17190179 A JP 17190179A JP S5695936 A JPS5695936 A JP S5695936A
Authority
JP
Japan
Prior art keywords
molded article
polymer particles
expandable polymer
lubricant
contg
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
JP17190179A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6366855B2 (enExample
Inventor
Masao Nagata
Tatsuhiko Nishida
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.)
Kanegafuchi Chemical Industry Co Ltd
Original Assignee
Kanegafuchi 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 Kanegafuchi Chemical Industry Co Ltd filed Critical Kanegafuchi Chemical Industry Co Ltd
Priority to JP17190179A priority Critical patent/JPS5695936A/ja
Publication of JPS5695936A publication Critical patent/JPS5695936A/ja
Publication of JPS6366855B2 publication Critical patent/JPS6366855B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • B29C44/3461—Making or treating expandable particles
    • 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
    • B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
    • B29C44/44—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form
    • B29C44/445—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form in the form of expandable granules, particles or beads
    • 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

Landscapes

  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
JP17190179A 1979-12-28 1979-12-28 Expandable polymer particle and molding method Granted JPS5695936A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17190179A JPS5695936A (en) 1979-12-28 1979-12-28 Expandable polymer particle and molding method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17190179A JPS5695936A (en) 1979-12-28 1979-12-28 Expandable polymer particle and molding method

Publications (2)

Publication Number Publication Date
JPS5695936A true JPS5695936A (en) 1981-08-03
JPS6366855B2 JPS6366855B2 (enExample) 1988-12-22

Family

ID=15931905

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17190179A Granted JPS5695936A (en) 1979-12-28 1979-12-28 Expandable polymer particle and molding method

Country Status (1)

Country Link
JP (1) JPS5695936A (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5688449A (en) * 1995-10-02 1997-11-18 Nitech Corporation Method of forming and extruding an additive-coated resin composition
KR100320117B1 (ko) * 1998-03-19 2002-04-22 오츠카 카가구 가부시기가이샤 발포제분말및이의제조방법
WO2022030230A1 (ja) * 2020-08-07 2022-02-10 株式会社カネカ 発泡性ポリスチレン系樹脂粒子、ポリスチレン系予備発泡粒子および発泡成形体

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5328665A (en) * 1976-08-27 1978-03-17 Kanegafuchi Chemical Ind Process for manufacture of expandable thermoplastic polymer powder

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5328665A (en) * 1976-08-27 1978-03-17 Kanegafuchi Chemical Ind Process for manufacture of expandable thermoplastic polymer powder

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5688449A (en) * 1995-10-02 1997-11-18 Nitech Corporation Method of forming and extruding an additive-coated resin composition
KR100320117B1 (ko) * 1998-03-19 2002-04-22 오츠카 카가구 가부시기가이샤 발포제분말및이의제조방법
US6399201B1 (en) 1998-03-19 2002-06-04 Otsuka Chemical Co., Ltd. Blowing agent powder and process for producing the same
WO2022030230A1 (ja) * 2020-08-07 2022-02-10 株式会社カネカ 発泡性ポリスチレン系樹脂粒子、ポリスチレン系予備発泡粒子および発泡成形体

Also Published As

Publication number Publication date
JPS6366855B2 (enExample) 1988-12-22

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