IT1119506B - PROCEDURE AND DEVICE FOR THE CONTINUOUS PRODUCTION OF POLYURETHANE FOAM - Google Patents
PROCEDURE AND DEVICE FOR THE CONTINUOUS PRODUCTION OF POLYURETHANE FOAMInfo
- Publication number
- IT1119506B IT1119506B IT69240/79A IT6924079A IT1119506B IT 1119506 B IT1119506 B IT 1119506B IT 69240/79 A IT69240/79 A IT 69240/79A IT 6924079 A IT6924079 A IT 6924079A IT 1119506 B IT1119506 B IT 1119506B
- Authority
- IT
- Italy
- Prior art keywords
- procedure
- polyurethane foam
- continuous production
- continuous
- production
- Prior art date
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
- B29C44/20—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length
- B29C44/26—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length using several expanding steps
-
- 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
- B29C44/46—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length
- B29C44/461—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length dispensing apparatus, e.g. dispensing foaming resin over the whole width of the moving surface
- B29C44/462—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length dispensing apparatus, e.g. dispensing foaming resin over the whole width of the moving surface provided with pre-foaming devices
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/962,166 US4207279A (en) | 1977-05-03 | 1978-11-20 | Process and apparatus for continuous production of polyurethane foam |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7969240A0 IT7969240A0 (en) | 1979-11-19 |
IT1119506B true IT1119506B (en) | 1986-03-10 |
Family
ID=25505502
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT69240/79A IT1119506B (en) | 1978-11-20 | 1979-11-19 | PROCEDURE AND DEVICE FOR THE CONTINUOUS PRODUCTION OF POLYURETHANE FOAM |
Country Status (24)
Country | Link |
---|---|
JP (1) | JPS5571536A (en) |
AR (1) | AR221119A1 (en) |
AU (1) | AU531575B2 (en) |
BE (1) | BE880113A (en) |
BR (1) | BR7907493A (en) |
CA (1) | CA1142314A (en) |
CH (1) | CH632446A5 (en) |
DE (1) | DE2946396A1 (en) |
DK (1) | DK491979A (en) |
ES (2) | ES486104A1 (en) |
FI (1) | FI793618A (en) |
FR (1) | FR2441480A1 (en) |
GB (1) | GB2035887B (en) |
GR (1) | GR72930B (en) |
IE (1) | IE48877B1 (en) |
IN (1) | IN153400B (en) |
IT (1) | IT1119506B (en) |
MX (1) | MX151491A (en) |
NL (1) | NL7908419A (en) |
NO (1) | NO793602L (en) |
NZ (1) | NZ192115A (en) |
PT (1) | PT70450A (en) |
SE (1) | SE7909283L (en) |
ZA (1) | ZA796068B (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4363610A (en) * | 1981-01-26 | 1982-12-14 | Miller Foam Enterprises, Inc. | Apparatus for continuously molding cylindrical blocks of foamed polymeric material |
DK149223C (en) * | 1983-08-12 | 1987-07-06 | Hyma Engineering Aps | PROCEDURE AND PLANT FOR MANUFACTURE OF POLYURETHAN FOOD OR SIMILAR PRODUCTS |
US4572865A (en) * | 1983-12-05 | 1986-02-25 | The Celotex Corporation | Faced foam insulation board and froth-foaming method for making same |
KR101966203B1 (en) * | 2017-09-08 | 2019-04-05 | (주)디유티코리아 | Manufacturing method of foam mattress with multi-hardness & multi-elasticity by continuous foaming process |
EP3482904A1 (en) | 2017-11-14 | 2019-05-15 | Covestro Deutschland AG | Variable device and method for applying a foamable reaction mixture to a moving cover layer |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR78595E (en) * | 1960-10-24 | 1962-08-10 | Cie De Prod Chim | Casting of thin sheets of cellular resin |
US3278659A (en) * | 1963-02-26 | 1966-10-11 | Specialty Converters | Method and apparatus for casting foam plastic sheets on a curved casting surface |
US3560599A (en) * | 1968-08-05 | 1971-02-02 | Tenneco Chem | Method of regulating the upper surface contour of polyurethane foam |
DE2135672A1 (en) * | 1971-07-16 | 1973-02-01 | Bayer Ag | Foam plastics block - esp polyurethane - continuously produced with rectangular section on moving belt |
GB1564604A (en) * | 1975-11-07 | 1980-04-10 | Unifoam Ag | Manufacture of polymeric foam |
DE2231084A1 (en) * | 1972-06-24 | 1974-01-03 | Hennecke Gmbh Maschf | DEVICE FOR THE CONTINUOUS PRODUCTION OF FOAM BLOCKS |
ES215157Y (en) * | 1975-09-16 | 1976-12-01 | Policastilla, S. A. | PERFECTED DEVICE FOR THE CONTINUOUS MANUFACTURE OF BLOCKS OF EXPANDED CELLULAR MATERIAL WITH CIRCULAR SECTION. |
-
1979
- 1979-11-07 CA CA000339338A patent/CA1142314A/en not_active Expired
- 1979-11-08 NO NO793602A patent/NO793602L/en unknown
- 1979-11-09 SE SE7909283A patent/SE7909283L/en not_active Application Discontinuation
- 1979-11-12 ZA ZA00796068A patent/ZA796068B/en unknown
- 1979-11-13 IE IE2176/79A patent/IE48877B1/en unknown
- 1979-11-14 PT PT70450A patent/PT70450A/en unknown
- 1979-11-14 IN IN816/DEL/79A patent/IN153400B/en unknown
- 1979-11-14 NZ NZ192115A patent/NZ192115A/en unknown
- 1979-11-16 DE DE19792946396 patent/DE2946396A1/en not_active Withdrawn
- 1979-11-19 NL NL7908419A patent/NL7908419A/en not_active Application Discontinuation
- 1979-11-19 IT IT69240/79A patent/IT1119506B/en active
- 1979-11-19 MX MX180092A patent/MX151491A/en unknown
- 1979-11-19 AR AR278951A patent/AR221119A1/en active
- 1979-11-19 BE BE0/198171A patent/BE880113A/en not_active IP Right Cessation
- 1979-11-19 BR BR7907493A patent/BR7907493A/en unknown
- 1979-11-19 GR GR60544A patent/GR72930B/el unknown
- 1979-11-19 DK DK491979A patent/DK491979A/en not_active Application Discontinuation
- 1979-11-19 FR FR7928464A patent/FR2441480A1/en active Granted
- 1979-11-19 ES ES486104A patent/ES486104A1/en not_active Expired
- 1979-11-19 FI FI793618A patent/FI793618A/en not_active Application Discontinuation
- 1979-11-20 CH CH1036379A patent/CH632446A5/en not_active IP Right Cessation
- 1979-11-20 GB GB7940022A patent/GB2035887B/en not_active Expired
- 1979-11-20 AU AU52981/79A patent/AU531575B2/en not_active Ceased
- 1979-11-20 JP JP14958779A patent/JPS5571536A/en active Pending
-
1980
- 1980-06-30 ES ES492926A patent/ES8102902A1/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2946396A1 (en) | 1980-05-29 |
IT7969240A0 (en) | 1979-11-19 |
PT70450A (en) | 1979-12-01 |
MX151491A (en) | 1984-12-04 |
IE792176L (en) | 1980-05-20 |
BE880113A (en) | 1980-05-19 |
FR2441480B1 (en) | 1984-03-16 |
DK491979A (en) | 1980-05-21 |
ES492926A0 (en) | 1981-02-16 |
FR2441480A1 (en) | 1980-06-13 |
CA1142314A (en) | 1983-03-08 |
AR221119A1 (en) | 1980-12-30 |
NO793602L (en) | 1980-05-21 |
NZ192115A (en) | 1981-05-29 |
BR7907493A (en) | 1980-07-08 |
IN153400B (en) | 1984-07-14 |
ES486104A1 (en) | 1980-10-01 |
IE48877B1 (en) | 1985-06-12 |
CH632446A5 (en) | 1982-10-15 |
JPS5571536A (en) | 1980-05-29 |
AU5298179A (en) | 1980-05-29 |
NL7908419A (en) | 1980-05-22 |
GR72930B (en) | 1984-01-12 |
SE7909283L (en) | 1980-05-21 |
ZA796068B (en) | 1980-10-29 |
GB2035887B (en) | 1982-11-03 |
GB2035887A (en) | 1980-06-25 |
FI793618A (en) | 1980-05-21 |
AU531575B2 (en) | 1983-09-01 |
ES8102902A1 (en) | 1981-02-16 |
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