JPS556659B1 - - Google Patents
Info
- Publication number
- JPS556659B1 JPS556659B1 JP4130371A JP4130371A JPS556659B1 JP S556659 B1 JPS556659 B1 JP S556659B1 JP 4130371 A JP4130371 A JP 4130371A JP 4130371 A JP4130371 A JP 4130371A JP S556659 B1 JPS556659 B1 JP S556659B1
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
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- 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
- B29C44/46—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length
- B29C44/50—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying
- B29C44/505—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying extruding the compound through a flat die
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- 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
- B29C44/46—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length
- B29C44/50—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying
- B29C44/507—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying extruding the compound through an annular die
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4130371A JPS556659B1 (de) | 1971-06-10 | 1971-06-10 | |
| DE2152328A DE2152328C3 (de) | 1970-10-20 | 1971-10-20 | Verfahren zur Herstellung eines flüssigkeits- und gasdurchlässigen geschäumten Kunststoffmaterials |
| GB4881171A GB1376151A (en) | 1970-10-20 | 1971-10-20 | Fluid transmitting porous material |
| IT30111/71A IT942088B (it) | 1970-10-20 | 1971-10-20 | Materiale poroso per la trasmissio ne di fluidi e procedimento per la sua fabbricazione |
| FR7137739A FR2111733A1 (en) | 1970-10-20 | 1971-10-20 | Gas and liquid-permeable porous article - comprising a polyolefin and a secondary polymer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4130371A JPS556659B1 (de) | 1971-06-10 | 1971-06-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS556659B1 true JPS556659B1 (de) | 1980-02-19 |
Family
ID=12604697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4130371A Pending JPS556659B1 (de) | 1970-10-20 | 1971-06-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS556659B1 (de) |
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1971
- 1971-06-10 JP JP4130371A patent/JPS556659B1/ja active Pending