FR2275306A1 - Procede pour le formage des matieres thermoplastiques a poids moleculaires eleves - Google Patents
Procede pour le formage des matieres thermoplastiques a poids moleculaires elevesInfo
- Publication number
- FR2275306A1 FR2275306A1 FR7516950A FR7516950A FR2275306A1 FR 2275306 A1 FR2275306 A1 FR 2275306A1 FR 7516950 A FR7516950 A FR 7516950A FR 7516950 A FR7516950 A FR 7516950A FR 2275306 A1 FR2275306 A1 FR 2275306A1
- Authority
- FR
- France
- Prior art keywords
- molecular weight
- high molecular
- thermoplastic materials
- forming thermoplastic
- forming
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/02—Dies; Inserts therefor; Mounting thereof; Moulds
- B30B15/022—Moulds for compacting material in powder, granular of pasta form
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/36—Moulds for making articles of definite length, i.e. discrete articles
- B29C43/361—Moulds for making articles of definite length, i.e. discrete articles with pressing members independently movable of the parts for opening or closing the mould, e.g. movable pistons
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/52—Heating or cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/06—Platens or press rams
- B30B15/065—Press rams
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/34—Heating or cooling presses or parts thereof
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/36—Moulds for making articles of definite length, i.e. discrete articles
- B29C43/361—Moulds for making articles of definite length, i.e. discrete articles with pressing members independently movable of the parts for opening or closing the mould, e.g. movable pistons
- B29C2043/3615—Forming elements, e.g. mandrels or rams or stampers or pistons or plungers or punching devices
- B29C2043/3618—Forming elements, e.g. mandrels or rams or stampers or pistons or plungers or punching devices plurality of counteracting elements
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6090274A JPS5234656B2 (fr) | 1974-05-31 | 1974-05-31 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2275306A1 true FR2275306A1 (fr) | 1976-01-16 |
FR2275306B1 FR2275306B1 (fr) | 1977-04-15 |
Family
ID=13155739
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7516950A Granted FR2275306A1 (fr) | 1974-05-31 | 1975-05-30 | Procede pour le formage des matieres thermoplastiques a poids moleculaires eleves |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS5234656B2 (fr) |
CH (1) | CH595411A5 (fr) |
DE (1) | DE2520497C3 (fr) |
FR (1) | FR2275306A1 (fr) |
GB (1) | GB1508202A (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0131227A2 (fr) * | 1983-07-12 | 1985-01-16 | Bayer Ag | Procédé de fabrication d'articles optiques de contact |
CN107696378A (zh) * | 2017-11-23 | 2018-02-16 | 华南理工大学 | 一种超高分子量聚合物异型制件成型方法及设备 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5288678A (en) * | 1990-10-19 | 1994-02-22 | Beckman Instruments, Inc. | Indirect potentiometric method and diluent for analysis of lithium |
US5110742A (en) * | 1990-10-19 | 1992-05-05 | Beckman Instruments, Inc. | Indirect potentiometric method and diluent for analysis of lithium |
US5741455A (en) * | 1995-12-08 | 1998-04-21 | Purdue Research Foundation | Inert gas heated compression molding process and apparatus |
CZ304276B6 (cs) * | 2009-07-24 | 2014-02-12 | Vysoké Učení Technické V Brně | Kombinovaný nástroj pro ohřev, lisování a chlazení |
-
1974
- 1974-05-31 JP JP6090274A patent/JPS5234656B2/ja not_active Expired
-
1975
- 1975-05-07 DE DE19752520497 patent/DE2520497C3/de not_active Expired
- 1975-05-21 CH CH653675A patent/CH595411A5/xx not_active IP Right Cessation
- 1975-05-27 GB GB2312475A patent/GB1508202A/en not_active Expired
- 1975-05-30 FR FR7516950A patent/FR2275306A1/fr active Granted
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0131227A2 (fr) * | 1983-07-12 | 1985-01-16 | Bayer Ag | Procédé de fabrication d'articles optiques de contact |
EP0131227A3 (fr) * | 1983-07-12 | 1985-06-19 | Bayer Ag | Procédé de fabrication d'articles optiques de contact |
CN107696378A (zh) * | 2017-11-23 | 2018-02-16 | 华南理工大学 | 一种超高分子量聚合物异型制件成型方法及设备 |
Also Published As
Publication number | Publication date |
---|---|
CH595411A5 (fr) | 1978-02-15 |
DE2520497C3 (de) | 1978-06-29 |
DE2520497A1 (de) | 1975-12-04 |
FR2275306B1 (fr) | 1977-04-15 |
GB1508202A (en) | 1978-04-19 |
JPS50151962A (fr) | 1975-12-06 |
JPS5234656B2 (fr) | 1977-09-05 |
DE2520497B2 (de) | 1977-11-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |