JPH0438222B2 - - Google Patents

Info

Publication number
JPH0438222B2
JPH0438222B2 JP62022404A JP2240487A JPH0438222B2 JP H0438222 B2 JPH0438222 B2 JP H0438222B2 JP 62022404 A JP62022404 A JP 62022404A JP 2240487 A JP2240487 A JP 2240487A JP H0438222 B2 JPH0438222 B2 JP H0438222B2
Authority
JP
Japan
Prior art keywords
molded product
foamed
hours
foamed molded
polyethylene
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
JP62022404A
Other languages
English (en)
Japanese (ja)
Other versions
JPS63191621A (ja
Inventor
Hisanori Yamamoto
Shigeru Tsutsumi
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.)
Sekisui Kasei Co Ltd
Original Assignee
Sekisui Plastics 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 Sekisui Plastics Co Ltd filed Critical Sekisui Plastics Co Ltd
Priority to JP62022404A priority Critical patent/JPS63191621A/ja
Publication of JPS63191621A publication Critical patent/JPS63191621A/ja
Publication of JPH0438222B2 publication Critical patent/JPH0438222B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
JP62022404A 1987-02-04 1987-02-04 寸法安定性にすぐれた発泡成形体の製造方法 Granted JPS63191621A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP62022404A JPS63191621A (ja) 1987-02-04 1987-02-04 寸法安定性にすぐれた発泡成形体の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62022404A JPS63191621A (ja) 1987-02-04 1987-02-04 寸法安定性にすぐれた発泡成形体の製造方法

Publications (2)

Publication Number Publication Date
JPS63191621A JPS63191621A (ja) 1988-08-09
JPH0438222B2 true JPH0438222B2 (OSRAM) 1992-06-23

Family

ID=12081725

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62022404A Granted JPS63191621A (ja) 1987-02-04 1987-02-04 寸法安定性にすぐれた発泡成形体の製造方法

Country Status (1)

Country Link
JP (1) JPS63191621A (OSRAM)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018175601A (ja) * 2017-04-18 2018-11-15 株式会社ジェイエスピー 複合成形体、その製造方法、車両用シートクッション芯材

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54158468A (en) * 1978-06-05 1979-12-14 Mitsubishi Heavy Ind Ltd Dimension stabilization of expanded polystylene
JPS62106938A (ja) * 1985-11-05 1987-05-18 Japan Styrene Paper Co Ltd 改質ポリエチレン系樹脂発泡体

Also Published As

Publication number Publication date
JPS63191621A (ja) 1988-08-09

Similar Documents

Publication Publication Date Title
JPS5943492B2 (ja) ポリプロピレン系樹脂発泡成型体の製造方法
EP0053333B1 (en) Process for the production of pre-foamed particles of polypropylene resin
US2848428A (en) Latent foaming compositions of vinyl aromatic resins and method of making
US3960792A (en) Plastic foam
US3126432A (en) Particles of thermoplastic polymer
FR2780406B1 (fr) Composition de polystyrene expansible, procede de preparation de la composition et materiaux expanses resultant de la composition
US3468820A (en) Production of particulate expandable styrene polymers
JPS5943491B2 (ja) ポリプロピレン系樹脂発泡成型体
US5240657A (en) Process for making expanded polymeric product with low level of emission of blowing agent
FI73449C (fi) Finfoerdelade, expanderbara styrenpolymerat vilka aer laempliga foer framstaellning av cellplastkroppar vilka snabbt kan avlaegsnas fraon formen.
JPH0438222B2 (OSRAM)
JPH02298526A (ja) 高い耐熱形状安定性を有する真珠状発泡性成形材料
JPH10501563A (ja) 発泡性ビーズのための被覆組成物
JPH05262909A (ja) 耐熱性発泡体の製造方法
JPH0464302B2 (OSRAM)
US4003858A (en) Process for producing expandible styrene polymers useful in the manufacture of shaped cellular articles
US5075346A (en) Tertiary ethers as blowing agents for foam polymer systems
US3742103A (en) Method for preparing and molding expandable, non-equimolar styrene-maleic acid half ester copolymer particles
JP2883269B2 (ja) スチレン系樹脂高発泡成形体の製造方法
JP3685616B2 (ja) 高発泡可能な発泡性ポリスチレン系樹脂粒子
JP2730703B2 (ja) 高発泡性ポリメタクリル酸エステル系樹脂粒子
JPH0673225A (ja) アクリロニトリル・スチレン系共重合体からなる発泡性粒子及びその製造方法
JPS597730B2 (ja) 発泡性熱可塑性重合体粒子の製造方法
JPH04258646A (ja) 発泡性ポリスチレン系樹脂粒子及びその製造方法
JPH0639543B2 (ja) ポリプロピレン系樹脂発泡粒子及びその製造方法

Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term