GB1338944A - Moulded foam plastics articles having zones of differing density - Google Patents
Moulded foam plastics articles having zones of differing densityInfo
- Publication number
- GB1338944A GB1338944A GB5311871A GB5311871A GB1338944A GB 1338944 A GB1338944 A GB 1338944A GB 5311871 A GB5311871 A GB 5311871A GB 5311871 A GB5311871 A GB 5311871A GB 1338944 A GB1338944 A GB 1338944A
- Authority
- GB
- United Kingdom
- Prior art keywords
- zones
- differing density
- foam plastics
- nov
- foam
- 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
- 239000006260 foam Substances 0.000 title abstract 2
- 239000004033 plastic Substances 0.000 title abstract 2
- 229920003023 plastic Polymers 0.000 title abstract 2
- 239000011541 reaction mixture Substances 0.000 abstract 2
- HGINCPLSRVDWNT-UHFFFAOYSA-N Acrolein Chemical compound C=CC=O HGINCPLSRVDWNT-UHFFFAOYSA-N 0.000 abstract 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 abstract 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 1
- 239000004952 Polyamide Substances 0.000 abstract 1
- 229910052796 boron Inorganic materials 0.000 abstract 1
- 229910052799 carbon Inorganic materials 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 239000003822 epoxy resin Substances 0.000 abstract 1
- 239000011521 glass Substances 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 239000002991 molded plastic Substances 0.000 abstract 1
- 238000000465 moulding Methods 0.000 abstract 1
- 239000004745 nonwoven fabric Substances 0.000 abstract 1
- 229920002647 polyamide Polymers 0.000 abstract 1
- 229920000647 polyepoxide Polymers 0.000 abstract 1
- 239000004814 polyurethane Substances 0.000 abstract 1
- 229920002635 polyurethane Polymers 0.000 abstract 1
- 229920005989 resin Polymers 0.000 abstract 1
- 239000011347 resin Substances 0.000 abstract 1
- 229920003002 synthetic resin Polymers 0.000 abstract 1
- 239000000057 synthetic resin Substances 0.000 abstract 1
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
- B29C44/02—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
- B29C44/12—Incorporating or moulding on preformed parts, e.g. inserts or reinforcements
- B29C44/1209—Incorporating or moulding on preformed parts, e.g. inserts or reinforcements by impregnating a preformed part, e.g. a porous lining
-
- 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
- B29C44/04—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 consisting of at least two parts of chemically or physically different materials, e.g. having different densities
- B29C44/0415—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 consisting of at least two parts of chemically or physically different materials, e.g. having different densities by regulating the pressure of the material during or after filling of the mould, e.g. by local venting
-
- 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
- B29C44/3403—Foaming under special conditions, e.g. in sub-atmospheric pressure, in or on a liquid
Landscapes
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Nonwoven Fabrics (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19702056650 DE2056650A1 (de) | 1970-11-18 | 1970-11-18 | Verfahren zum Herstellen von Schaum stoffkorpern mit Zonen unterschiedlicher Dichte und nach dem Verfahren hergestellter Schaumstoffkorper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1338944A true GB1338944A (en) | 1973-11-28 |
Family
ID=5788427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB5311871A Expired GB1338944A (en) | 1970-11-18 | 1971-11-16 | Moulded foam plastics articles having zones of differing density |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE775437A (enrdf_load_stackoverflow) |
| DE (1) | DE2056650A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2115240A1 (enrdf_load_stackoverflow) |
| GB (1) | GB1338944A (enrdf_load_stackoverflow) |
| IT (1) | IT942559B (enrdf_load_stackoverflow) |
| NL (1) | NL7115930A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2642003A1 (fr) * | 1989-01-21 | 1990-07-27 | Bbs Autoteile | Piece expansee contenant une bande feutree, son procede et son dispositif de fabrication |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55150333A (en) * | 1979-05-11 | 1980-11-22 | Nisshinbo Ind Inc | Manufacturing of fiber reinforced resin foaming body |
-
1970
- 1970-11-18 DE DE19702056650 patent/DE2056650A1/de active Pending
-
1971
- 1971-11-16 IT IT3117271A patent/IT942559B/it active
- 1971-11-16 GB GB5311871A patent/GB1338944A/en not_active Expired
- 1971-11-17 BE BE775437A patent/BE775437A/xx unknown
- 1971-11-18 FR FR7141336A patent/FR2115240A1/fr not_active Withdrawn
- 1971-11-18 NL NL7115930A patent/NL7115930A/xx unknown
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2642003A1 (fr) * | 1989-01-21 | 1990-07-27 | Bbs Autoteile | Piece expansee contenant une bande feutree, son procede et son dispositif de fabrication |
| GB2228484A (en) * | 1989-01-21 | 1990-08-29 | Bbs Autoteile | Foamed component |
Also Published As
| Publication number | Publication date |
|---|---|
| IT942559B (it) | 1973-04-02 |
| FR2115240A1 (enrdf_load_stackoverflow) | 1972-07-07 |
| NL7115930A (enrdf_load_stackoverflow) | 1972-05-23 |
| DE2056650A1 (de) | 1972-05-25 |
| BE775437A (enrdf_load_stackoverflow) | 1972-03-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PLNP | Patent lapsed through nonpayment of renewal fees |