JPS5848338B2 - トウホウセイキホウオユウスルポリイソシアネ−トケイハツポウタイノセイゾウホウホウ ナラビニ ソノソウチ - Google Patents

トウホウセイキホウオユウスルポリイソシアネ−トケイハツポウタイノセイゾウホウホウ ナラビニ ソノソウチ

Info

Publication number
JPS5848338B2
JPS5848338B2 JP50111453A JP11145375A JPS5848338B2 JP S5848338 B2 JPS5848338 B2 JP S5848338B2 JP 50111453 A JP50111453 A JP 50111453A JP 11145375 A JP11145375 A JP 11145375A JP S5848338 B2 JPS5848338 B2 JP S5848338B2
Authority
JP
Japan
Prior art keywords
foam
foaming
mold
present
polyisocyanate
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
Application number
JP50111453A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5235296A (en
Inventor
良一 宮垣
弘 駒田
邦泰 中村
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.)
NIPPON SOFURAN KAKO KK
Original Assignee
NIPPON SOFURAN KAKO KK
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 NIPPON SOFURAN KAKO KK filed Critical NIPPON SOFURAN KAKO KK
Priority to JP50111453A priority Critical patent/JPS5848338B2/ja
Priority to DE2547549A priority patent/DE2547549C3/de
Priority to AU85964/75A priority patent/AU483052B2/en
Priority to CA75238253A priority patent/CA1048699A/en
Priority to GB43901/75A priority patent/GB1505286A/en
Priority to FR7532971A priority patent/FR2323518A1/fr
Priority to IT28796/75A priority patent/IT1043738B/it
Publication of JPS5235296A publication Critical patent/JPS5235296A/ja
Priority to US05/872,678 priority patent/US4160074A/en
Publication of JPS5848338B2 publication Critical patent/JPS5848338B2/ja
Expired 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
    • B29C44/58—Moulds
    • B29C44/586—Moulds with a cavity increasing in size during foaming
    • 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
    • B29C44/10—Applying counter-pressure during expanding

Landscapes

  • Polyurethanes Or Polyureas (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
JP50111453A 1975-09-12 1975-09-12 トウホウセイキホウオユウスルポリイソシアネ−トケイハツポウタイノセイゾウホウホウ ナラビニ ソノソウチ Expired JPS5848338B2 (ja)

Priority Applications (8)

Application Number Priority Date Filing Date Title
JP50111453A JPS5848338B2 (ja) 1975-09-12 1975-09-12 トウホウセイキホウオユウスルポリイソシアネ−トケイハツポウタイノセイゾウホウホウ ナラビニ ソノソウチ
DE2547549A DE2547549C3 (de) 1975-09-12 1975-10-23 Verfahren und Vorrichtung zum Herstellen eines Polyisocyanatschaumes
AU85964/75A AU483052B2 (en) 1975-09-12 1975-10-23 A polyisocyanate foam having isotropic cells and method and apparatus therefor
CA75238253A CA1048699A (en) 1975-09-12 1975-10-24 Polyisocyanate foam having isotropic cells and method and apparatus therefor
GB43901/75A GB1505286A (en) 1975-09-12 1975-10-24 Polyisocyanate foam having isotropic cells and method and apparatus therefor
FR7532971A FR2323518A1 (fr) 1975-09-12 1975-10-28 Procede et appareil de fabrication de mousse de polyisocyanate a cellules isotropes
IT28796/75A IT1043738B (it) 1975-09-12 1975-10-29 Espanso di politsocianato aventi cellette isotropiche e metodo e apparecchio per ottenerlo
US05/872,678 US4160074A (en) 1975-09-12 1978-01-26 Polyisocyanate foam having isotropic cells and method and apparatus for preparing same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50111453A JPS5848338B2 (ja) 1975-09-12 1975-09-12 トウホウセイキホウオユウスルポリイソシアネ−トケイハツポウタイノセイゾウホウホウ ナラビニ ソノソウチ

Publications (2)

Publication Number Publication Date
JPS5235296A JPS5235296A (en) 1977-03-17
JPS5848338B2 true JPS5848338B2 (ja) 1983-10-27

Family

ID=14561594

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50111453A Expired JPS5848338B2 (ja) 1975-09-12 1975-09-12 トウホウセイキホウオユウスルポリイソシアネ−トケイハツポウタイノセイゾウホウホウ ナラビニ ソノソウチ

Country Status (6)

Country Link
JP (1) JPS5848338B2 (enExample)
CA (1) CA1048699A (enExample)
DE (1) DE2547549C3 (enExample)
FR (1) FR2323518A1 (enExample)
GB (1) GB1505286A (enExample)
IT (1) IT1043738B (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4104346A (en) * 1976-07-29 1978-08-01 The Upjohn Company Process for molding a substantially isotropic isocyanate-based polymer foam bun
DE2929165C2 (de) 1979-07-19 1981-12-24 Röhm GmbH, 6100 Darmstadt Verfahren zur Herstellung einer Schaumstoffplatte
JPS63160809A (ja) * 1986-12-25 1988-07-04 Human Ind Corp ウレタンフオ−ムスラブのバツチ式発泡装置
DE102008007078B3 (de) * 2008-01-31 2009-05-28 Bayer Materialscience Ag Verfahren und Vorrichtung zur Herstellung von Blockschaumstoff

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5250060A (en) * 1975-10-20 1977-04-21 Kyowa Shinku Gijutsu Kk Vacuum defreezing process for freezed substance and its apparatus

Also Published As

Publication number Publication date
IT1043738B (it) 1980-02-29
DE2547549C3 (de) 1979-05-10
DE2547549B2 (de) 1978-09-21
GB1505286A (en) 1978-03-30
AU8596475A (en) 1977-05-19
FR2323518A1 (fr) 1977-04-08
JPS5235296A (en) 1977-03-17
CA1048699A (en) 1979-02-13
FR2323518B1 (enExample) 1979-04-06
DE2547549A1 (de) 1977-03-24

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