JPS618771B2 - - Google Patents
Info
- Publication number
- JPS618771B2 JPS618771B2 JP55022068A JP2206880A JPS618771B2 JP S618771 B2 JPS618771 B2 JP S618771B2 JP 55022068 A JP55022068 A JP 55022068A JP 2206880 A JP2206880 A JP 2206880A JP S618771 B2 JPS618771 B2 JP S618771B2
- 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.)
- 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
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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
- B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
- B29C44/44—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form
- B29C44/445—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form in the form of expandable granules, particles or beads
-
- 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
- B29C44/3415—Heating or cooling
- B29C44/3426—Heating by introducing steam in the mould
Landscapes
- Molding Of Porous Articles (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2206880A JPS56118828A (en) | 1980-02-23 | 1980-02-23 | Manufacture of foamed plastic molding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2206880A JPS56118828A (en) | 1980-02-23 | 1980-02-23 | Manufacture of foamed plastic molding |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS56118828A JPS56118828A (en) | 1981-09-18 |
| JPS618771B2 true JPS618771B2 (en) | 1986-03-17 |
Family
ID=12072568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2206880A Granted JPS56118828A (en) | 1980-02-23 | 1980-02-23 | Manufacture of foamed plastic molding |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS56118828A (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE60014329D1 (en) * | 1999-02-11 | 2004-11-04 | C T E B Equipment Pty Ltd | DEVICE AND PRODUCTION METHOD OF INJECTION MOLDED SYNTHETIC SEALS, AND PRODUCED CLOSURE |
| MX2019001196A (en) * | 2016-07-29 | 2019-05-20 | Covestro Deutschland Ag | System and method for producing a foamed polymer. |
| CN115923105A (en) * | 2023-02-21 | 2023-04-07 | 杭州方圆塑机股份有限公司 | Double-extrusion structure of plate machine |
| CN116118092B (en) * | 2023-04-14 | 2023-09-22 | 西安峰见智能电子有限公司 | EPS foam plastic mould |
-
1980
- 1980-02-23 JP JP2206880A patent/JPS56118828A/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS56118828A (en) | 1981-09-18 |