AU451881B2 - Method of moulding heat-expandable therm plastics material and moulds therefor - Google Patents
Method of moulding heat-expandable therm plastics material and moulds thereforInfo
- Publication number
- AU451881B2 AU451881B2 AU63414/69A AU6341469A AU451881B2 AU 451881 B2 AU451881 B2 AU 451881B2 AU 63414/69 A AU63414/69 A AU 63414/69A AU 6341469 A AU6341469 A AU 6341469A AU 451881 B2 AU451881 B2 AU 451881B2
- Authority
- AU
- Australia
- Prior art keywords
- therm
- expandable
- plastics material
- moulding heat
- moulds
- 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
- B29C44/36—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
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU63414/69A AU451881B2 (en) | 1969-11-06 | 1969-11-06 | Method of moulding heat-expandable therm plastics material and moulds therefor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU63414/69A AU451881B2 (en) | 1969-11-06 | 1969-11-06 | Method of moulding heat-expandable therm plastics material and moulds therefor |
Publications (2)
Publication Number | Publication Date |
---|---|
AU6341469A AU6341469A (en) | 1971-05-13 |
AU451881B2 true AU451881B2 (en) | 1974-08-06 |
Family
ID=3748222
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU63414/69A Expired AU451881B2 (en) | 1969-11-06 | 1969-11-06 | Method of moulding heat-expandable therm plastics material and moulds therefor |
Country Status (1)
Country | Link |
---|---|
AU (1) | AU451881B2 (en) |
-
1969
- 1969-11-06 AU AU63414/69A patent/AU451881B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
AU6341469A (en) | 1971-05-13 |
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