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
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)
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 (fr) | 1975-09-12 | 1975-10-24 | Mousse de polyisocyanate a cellules isotropes, methode et appareillage pour sa fabrication |
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 (fr) |
CA (1) | CA1048699A (fr) |
DE (1) | DE2547549C3 (fr) |
FR (1) | FR2323518A1 (fr) |
GB (1) | GB1505286A (fr) |
IT (1) | IT1043738B (fr) |
Families Citing this family (4)
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 |
Citations (1)
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 |
-
1975
- 1975-09-12 JP JP50111453A patent/JPS5848338B2/ja not_active Expired
- 1975-10-23 DE DE2547549A patent/DE2547549C3/de not_active Expired
- 1975-10-24 GB GB43901/75A patent/GB1505286A/en not_active Expired
- 1975-10-24 CA CA75238253A patent/CA1048699A/fr not_active Expired
- 1975-10-28 FR FR7532971A patent/FR2323518A1/fr active Granted
- 1975-10-29 IT IT28796/75A patent/IT1043738B/it active
Patent Citations (1)
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 |
---|---|
DE2547549A1 (de) | 1977-03-24 |
DE2547549B2 (de) | 1978-09-21 |
IT1043738B (it) | 1980-02-29 |
DE2547549C3 (de) | 1979-05-10 |
AU8596475A (en) | 1977-05-19 |
GB1505286A (en) | 1978-03-30 |
JPS5235296A (en) | 1977-03-17 |
CA1048699A (fr) | 1979-02-13 |
FR2323518A1 (fr) | 1977-04-08 |
FR2323518B1 (fr) | 1979-04-06 |
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