JPS4864143A - - Google Patents
Info
- Publication number
- JPS4864143A JPS4864143A JP11973872A JP11973872A JPS4864143A JP S4864143 A JPS4864143 A JP S4864143A JP 11973872 A JP11973872 A JP 11973872A JP 11973872 A JP11973872 A JP 11973872A JP S4864143 A JPS4864143 A JP S4864143A
- 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
-
- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/16—Making multilayered or multicoloured articles
- B29C45/1642—Making multilayered or multicoloured articles having a "sandwich" structure
-
- 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
- B29C44/0461—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 having different chemical compositions in different places, e.g. having different concentrations of foaming agent, feeding one composition after the other
-
- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712159089 DE2159089A1 (de) | 1971-11-29 | 1971-11-29 | Verfahren zur herstellung von formteilen aus mehreren kunststoffen auf spritzgiessmaschinen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4864143A true JPS4864143A (de) | 1973-09-05 |
Family
ID=5826453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11973872A Pending JPS4864143A (de) | 1971-11-29 | 1972-11-29 |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS4864143A (de) |
| AT (1) | AT325843B (de) |
| BR (1) | BR7208215D0 (de) |
| CH (1) | CH538929A (de) |
| DE (1) | DE2159089A1 (de) |
| FR (1) | FR2162014B1 (de) |
| GB (1) | GB1418034A (de) |
| IT (1) | IT972265B (de) |
| NL (1) | NL7216169A (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3735099A1 (de) * | 1987-10-16 | 1989-04-27 | Battenfeld Gmbh | Verfahren und vorrichtung zur herstellung von mehrschicht-formteilen |
-
1971
- 1971-11-29 DE DE19712159089 patent/DE2159089A1/de active Pending
-
1972
- 1972-11-14 AT AT965472A patent/AT325843B/de not_active IP Right Cessation
- 1972-11-22 BR BR821572A patent/BR7208215D0/pt unknown
- 1972-11-27 CH CH1721272A patent/CH538929A/de not_active IP Right Cessation
- 1972-11-27 GB GB5461972A patent/GB1418034A/en not_active Expired
- 1972-11-28 FR FR7242225A patent/FR2162014B1/fr not_active Expired
- 1972-11-28 IT IT3213572A patent/IT972265B/it active
- 1972-11-29 NL NL7216169A patent/NL7216169A/xx unknown
- 1972-11-29 JP JP11973872A patent/JPS4864143A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2162014B1 (de) | 1975-05-30 |
| BR7208215D0 (pt) | 1973-08-30 |
| GB1418034A (en) | 1975-12-17 |
| CH538929A (de) | 1973-07-15 |
| NL7216169A (de) | 1973-06-01 |
| AT325843B (de) | 1975-11-10 |
| DE2159089A1 (de) | 1973-05-30 |
| IT972265B (it) | 1974-05-20 |
| FR2162014A1 (de) | 1973-07-13 |
| ATA965472A (de) | 1975-01-15 |