BR9002985A - Processo para produzir corpos de espuma extrusados - Google Patents
Processo para produzir corpos de espuma extrusadosInfo
- Publication number
- BR9002985A BR9002985A BR909002985A BR9002985A BR9002985A BR 9002985 A BR9002985 A BR 9002985A BR 909002985 A BR909002985 A BR 909002985A BR 9002985 A BR9002985 A BR 9002985A BR 9002985 A BR9002985 A BR 9002985A
- Authority
- BR
- Brazil
- Prior art keywords
- extruded foam
- foam bodies
- produce extruded
- produce
- bodies
- Prior art date
Links
- 239000006260 foam Substances 0.000 title 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0012—Combinations of extrusion moulding with other shaping operations combined with shaping by internal pressure generated in the material, e.g. foaming
-
- 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
- B29C44/3407—Vacuum extrusion using underwater barometric leg
-
- 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
- B29C44/3442—Mixing, kneading or conveying the foamable material
- B29C44/3446—Feeding the blowing agent
-
- 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
- B29C44/50—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying
-
- 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
- B29C44/60—Measuring, controlling or regulating
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
- B29C48/865—Heating
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
- C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
- C08J9/143—Halogen containing compounds
- C08J9/144—Halogen containing compounds containing carbon, halogen and hydrogen only
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
- C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
- C08J9/149—Mixtures of blowing agents covered by more than one of the groups C08J9/141 - C08J9/143
-
- 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
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/16—Cooling
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Polymers & Plastics (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- Physics & Mathematics (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Molding Of Porous Articles (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US36857389A | 1989-06-20 | 1989-06-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
BR9002985A true BR9002985A (pt) | 1991-08-20 |
Family
ID=23451815
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR909002985A BR9002985A (pt) | 1989-06-20 | 1990-06-20 | Processo para produzir corpos de espuma extrusados |
Country Status (12)
Country | Link |
---|---|
EP (1) | EP0404086A3 (pt) |
JP (1) | JP3081625B2 (pt) |
KR (1) | KR910000876A (pt) |
AU (1) | AU631219B2 (pt) |
BR (1) | BR9002985A (pt) |
CA (1) | CA2019083C (pt) |
DK (1) | DK149190A (pt) |
FI (1) | FI903088A0 (pt) |
HU (1) | HUT58595A (pt) |
IE (1) | IE902196A1 (pt) |
NO (1) | NO902716L (pt) |
NZ (1) | NZ234122A (pt) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2799255B2 (ja) * | 1991-07-12 | 1998-09-17 | 日立化成工業株式会社 | ポリオレフィン系樹脂の押出発泡法 |
US5352108A (en) * | 1991-10-18 | 1994-10-04 | Norito Sudo | Porous film and porous film manufacturing apparatus |
IT1264126B1 (it) * | 1993-04-05 | 1996-09-16 | Ausimont Spa | Composizioni a base di fluorocarburi idrogenati |
US6335490B1 (en) | 1995-06-07 | 2002-01-01 | Mitsubishi Cable Industries, Ltd. | Insulating material for coaxial cable, coaxial cable and method for producing coaxial cable |
US20030218149A1 (en) * | 2002-05-22 | 2003-11-27 | Honeywell International, Inc., Morristown, Nj | Azeotrope-like compositions of tetrafluoroethane and chlorodifluoroethane |
US7387753B2 (en) | 2003-08-25 | 2008-06-17 | Bfs Diversified Products, Llc | Method and apparatus to monitor the compressive strength of insulation boards |
KR101193155B1 (ko) * | 2011-02-01 | 2012-10-22 | 박진규 | 수산양식용 개량부구 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4199310A (en) * | 1978-07-10 | 1980-04-22 | Condec Corporation | Extrusion apparatus |
US4234529A (en) * | 1978-12-18 | 1980-11-18 | Condec Corporation | Method and apparatus for shaping plastic foams |
US4657715A (en) * | 1984-12-31 | 1987-04-14 | Mobil Oil Corporation | Process for preparing smooth skinned extruded foams with water-organic blowing agent |
BR8807460A (pt) * | 1987-04-15 | 1990-04-10 | Dow Chemical Co | Metodo de extrusao de um corpo de espuma de resina sintetica aromatica de alquenila dotado de celulas fechadas |
-
1990
- 1990-06-15 CA CA002019083A patent/CA2019083C/en not_active Expired - Lifetime
- 1990-06-18 IE IE219690A patent/IE902196A1/en unknown
- 1990-06-19 DK DK149190A patent/DK149190A/da not_active IP Right Cessation
- 1990-06-19 FI FI903088A patent/FI903088A0/fi not_active IP Right Cessation
- 1990-06-19 AU AU57589/90A patent/AU631219B2/en not_active Ceased
- 1990-06-19 NO NO90902716A patent/NO902716L/no unknown
- 1990-06-19 HU HU903910A patent/HUT58595A/hu unknown
- 1990-06-19 NZ NZ234122A patent/NZ234122A/en unknown
- 1990-06-20 KR KR1019900009038A patent/KR910000876A/ko not_active Application Discontinuation
- 1990-06-20 EP EP19900111613 patent/EP0404086A3/en not_active Withdrawn
- 1990-06-20 JP JP02163929A patent/JP3081625B2/ja not_active Expired - Lifetime
- 1990-06-20 BR BR909002985A patent/BR9002985A/pt unknown
Also Published As
Publication number | Publication date |
---|---|
CA2019083C (en) | 2000-02-01 |
IE902196A1 (en) | 1991-01-02 |
FI903088A0 (fi) | 1990-06-19 |
DK149190A (da) | 1990-12-21 |
JPH0364335A (ja) | 1991-03-19 |
HU903910D0 (en) | 1990-11-28 |
NZ234122A (en) | 1992-04-28 |
NO902716L (no) | 1990-12-21 |
CA2019083A1 (en) | 1990-12-20 |
DK149190D0 (da) | 1990-06-19 |
IE902196L (en) | 1990-12-20 |
NO902716D0 (no) | 1990-06-19 |
AU631219B2 (en) | 1992-11-19 |
JP3081625B2 (ja) | 2000-08-28 |
EP0404086A3 (en) | 1992-11-25 |
KR910000876A (ko) | 1991-01-30 |
AU5758990A (en) | 1991-01-03 |
HUT58595A (en) | 1992-03-30 |
EP0404086A2 (en) | 1990-12-27 |
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