GR3027625T3 - Process for preparing double-wall blow-molded articles having a high stretching ratio and products so obtained. - Google Patents
Process for preparing double-wall blow-molded articles having a high stretching ratio and products so obtained.Info
- Publication number
- GR3027625T3 GR3027625T3 GR980401803T GR980401803T GR3027625T3 GR 3027625 T3 GR3027625 T3 GR 3027625T3 GR 980401803 T GR980401803 T GR 980401803T GR 980401803 T GR980401803 T GR 980401803T GR 3027625 T3 GR3027625 T3 GR 3027625T3
- Authority
- GR
- Greece
- Prior art keywords
- mold
- blow
- molded articles
- stretching ratio
- high stretching
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 238000000071 blow moulding Methods 0.000 abstract 2
- 238000000034 method Methods 0.000 abstract 1
- 238000000465 moulding Methods 0.000 abstract 1
- 229920001169 thermoplastic Polymers 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/0031—Making articles having hollow walls
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
- B29C49/04—Extrusion blow-moulding
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/22—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor using multilayered preforms or parisons
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/48—Moulds
- B29C49/4802—Moulds with means for locally compressing part(s) of the parison in the main blowing cavity
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/48—Moulds
- B29C49/4802—Moulds with means for locally compressing part(s) of the parison in the main blowing cavity
- B29C2049/4807—Moulds with means for locally compressing part(s) of the parison in the main blowing cavity by movable mould parts in the mould halves
-
- 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
- B29C2949/00—Indexing scheme relating to blow-moulding
- B29C2949/07—Preforms or parisons characterised by their configuration
- B29C2949/081—Specified dimensions, e.g. values or ranges
- B29C2949/0811—Wall thickness
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/4273—Auxiliary operations after the blow-moulding operation not otherwise provided for
- B29C49/4283—Deforming the finished article
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
- Medicinal Preparation (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT02171790A IT1243735B (it) | 1990-10-12 | 1990-10-12 | Procedimento per la preparazione di manufatti soffiati a doppia parete e ad elevato rapporto di stiro e prodotti cosi' ottenuti. |
Publications (1)
Publication Number | Publication Date |
---|---|
GR3027625T3 true GR3027625T3 (en) | 1998-11-30 |
Family
ID=11185870
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GR980401803T GR3027625T3 (en) | 1990-10-12 | 1998-08-12 | Process for preparing double-wall blow-molded articles having a high stretching ratio and products so obtained. |
Country Status (10)
Country | Link |
---|---|
EP (1) | EP0480457B2 (el) |
JP (1) | JPH05245915A (el) |
KR (1) | KR920007774A (el) |
AT (1) | ATE122600T1 (el) |
DE (1) | DE69109796T3 (el) |
DK (1) | DK0480457T4 (el) |
ES (1) | ES2072508T5 (el) |
GR (1) | GR3027625T3 (el) |
IT (1) | IT1243735B (el) |
TW (1) | TW247292B (el) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3663672A (en) * | 1969-09-18 | 1972-05-16 | Grace W R & Co | Process for preparing a parison for blow molding |
US3892829A (en) * | 1973-10-03 | 1975-07-01 | Owens Illinois Inc | Method of making blown plastic articles |
US4423000A (en) * | 1980-10-17 | 1983-12-27 | Syoichi Teraoka | Method for molding hollow plastic articles |
DE3721690C1 (en) * | 1987-07-01 | 1988-07-28 | Schmalbach Lubeca | Device for producing a fuel tank |
-
1990
- 1990-10-12 IT IT02171790A patent/IT1243735B/it active IP Right Grant
-
1991
- 1991-10-11 JP JP3292456A patent/JPH05245915A/ja active Pending
- 1991-10-11 AT AT91117379T patent/ATE122600T1/de not_active IP Right Cessation
- 1991-10-11 ES ES91117379T patent/ES2072508T5/es not_active Expired - Lifetime
- 1991-10-11 DE DE69109796T patent/DE69109796T3/de not_active Expired - Fee Related
- 1991-10-11 DK DK91117379T patent/DK0480457T4/da active
- 1991-10-11 KR KR1019910017898A patent/KR920007774A/ko not_active Application Discontinuation
- 1991-10-11 EP EP91117379A patent/EP0480457B2/en not_active Expired - Lifetime
- 1991-10-11 TW TW080107991A patent/TW247292B/zh active
-
1998
- 1998-08-12 GR GR980401803T patent/GR3027625T3/el unknown
Also Published As
Publication number | Publication date |
---|---|
TW247292B (el) | 1995-05-11 |
IT9021717A0 (it) | 1990-10-12 |
DK0480457T4 (da) | 1999-04-26 |
DE69109796D1 (de) | 1995-06-22 |
ATE122600T1 (de) | 1995-06-15 |
EP0480457A1 (en) | 1992-04-15 |
IT9021717A1 (it) | 1992-04-12 |
ES2072508T3 (es) | 1995-07-16 |
DK0480457T3 (da) | 1995-07-10 |
IT1243735B (it) | 1994-06-21 |
DE69109796T2 (de) | 1995-11-23 |
ES2072508T5 (es) | 1998-11-01 |
EP0480457B2 (en) | 1998-07-29 |
JPH05245915A (ja) | 1993-09-24 |
DE69109796T3 (de) | 1998-11-12 |
KR920007774A (ko) | 1992-05-27 |
EP0480457B1 (en) | 1995-05-17 |
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