JPH0582803B2 - - Google Patents

Info

Publication number
JPH0582803B2
JPH0582803B2 JP60274103A JP27410385A JPH0582803B2 JP H0582803 B2 JPH0582803 B2 JP H0582803B2 JP 60274103 A JP60274103 A JP 60274103A JP 27410385 A JP27410385 A JP 27410385A JP H0582803 B2 JPH0582803 B2 JP H0582803B2
Authority
JP
Japan
Prior art keywords
cushion body
mold
raw material
urethane foam
upper layer
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
JP60274103A
Other languages
English (en)
Japanese (ja)
Other versions
JPS62132613A (ja
Inventor
Kenji Yamamoto
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.)
BASF Inoac Polyurethanes Ltd
Original Assignee
Polyurethane Chemical 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 Polyurethane Chemical Co Ltd filed Critical Polyurethane Chemical Co Ltd
Priority to JP60274103A priority Critical patent/JPS62132613A/ja
Publication of JPS62132613A publication Critical patent/JPS62132613A/ja
Publication of JPH0582803B2 publication Critical patent/JPH0582803B2/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
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/04—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities
    • B29C44/0461—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities by having different chemical compositions in different places, e.g. having different concentrations of foaming agent, feeding one composition after the other

Landscapes

  • Chair Legs, Seat Parts, And Backrests (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
JP60274103A 1985-12-05 1985-12-05 上下二層の異硬度クッション体の成形方法 Granted JPS62132613A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP60274103A JPS62132613A (ja) 1985-12-05 1985-12-05 上下二層の異硬度クッション体の成形方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60274103A JPS62132613A (ja) 1985-12-05 1985-12-05 上下二層の異硬度クッション体の成形方法

Publications (2)

Publication Number Publication Date
JPS62132613A JPS62132613A (ja) 1987-06-15
JPH0582803B2 true JPH0582803B2 (enrdf_load_stackoverflow) 1993-11-22

Family

ID=17537041

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60274103A Granted JPS62132613A (ja) 1985-12-05 1985-12-05 上下二層の異硬度クッション体の成形方法

Country Status (1)

Country Link
JP (1) JPS62132613A (enrdf_load_stackoverflow)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61283512A (ja) * 1985-06-08 1986-12-13 Toyota Motor Corp 異硬度クツシヨン体の製造方法

Also Published As

Publication number Publication date
JPS62132613A (ja) 1987-06-15

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Legal Events

Date Code Title Description
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 19940510