BR7908527A - Estrutura coextrudada de polimero, em camadas multiplas e processo para produzir uma estrutura irradiada de camadas multiplas - Google Patents
Estrutura coextrudada de polimero, em camadas multiplas e processo para produzir uma estrutura irradiada de camadas multiplasInfo
- Publication number
- BR7908527A BR7908527A BR7908527A BR7908527A BR7908527A BR 7908527 A BR7908527 A BR 7908527A BR 7908527 A BR7908527 A BR 7908527A BR 7908527 A BR7908527 A BR 7908527A BR 7908527 A BR7908527 A BR 7908527A
- Authority
- BR
- Brazil
- Prior art keywords
- produce
- extruded polymer
- irradiated
- layer structure
- multiple layers
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- 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
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/07—Flat, e.g. panels
- B29C48/08—Flat, e.g. panels flexible, e.g. films
-
- 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
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
-
- 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
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
- B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
-
- 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
- B29C48/14—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the particular extruding conditions, e.g. in a modified atmosphere or by using vibration
- B29C48/147—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the particular extruding conditions, e.g. in a modified atmosphere or by using vibration after the die nozzle
- B29C48/1472—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the particular extruding conditions, e.g. in a modified atmosphere or by using vibration after the die nozzle at the die nozzle exit zone
-
- 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
- B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
- B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
- B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
-
- 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
- B29C48/30—Extrusion nozzles or dies
- B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
- B29C48/335—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles
-
- 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
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/91—Heating, e.g. for cross linking
-
- 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
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/919—Thermal treatment of the stream of extruded material, e.g. cooling using a bath, e.g. extruding into an open bath to coagulate or cool the material
-
- 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
- B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
- B29C71/04—After-treatment of articles without altering their shape; Apparatus therefor by wave energy or particle radiation, e.g. for curing or vulcanising preformed articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
- B32B27/26—Layered products comprising a layer of synthetic resin characterised by the use of special additives using curing agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/14—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
- B32B37/15—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer being manufactured and immediately laminated before reaching its stable state, e.g. in which a layer is extruded and laminated while in semi-molten state
- B32B37/153—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer being manufactured and immediately laminated before reaching its stable state, e.g. in which a layer is extruded and laminated while in semi-molten state at least one layer is extruded and immediately laminated while in semi-molten state
-
- 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
- B29C2791/00—Shaping characteristics in general
- B29C2791/004—Shaping under special conditions
- B29C2791/007—Using fluid under pressure
-
- 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
-
- 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
- B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
-
- 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
- B29C48/0019—Combinations of extrusion moulding with other shaping operations combined with shaping by flattening, folding or bending
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/24—Condition, form or state of moulded material or of the material to be shaped crosslinked or vulcanised
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
- B29K2995/0037—Other properties
- B29K2995/0049—Heat shrinkable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2009/00—Layered products
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2023/00—Tubular articles
- B29L2023/001—Tubular films, sleeves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2305/00—Condition, form or state of the layers or laminate
- B32B2305/72—Cured, e.g. vulcanised, cross-linked
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
- B32B2307/31—Heat sealable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/514—Oriented
- B32B2307/518—Oriented bi-axially
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2309/00—Parameters for the laminating or treatment process; Apparatus details
- B32B2309/02—Temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2309/00—Parameters for the laminating or treatment process; Apparatus details
- B32B2309/12—Pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2439/00—Containers; Receptacles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Laminated Bodies (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Wrappers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US97385078A | 1978-12-28 | 1978-12-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
BR7908527A true BR7908527A (pt) | 1980-10-07 |
Family
ID=25521290
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR7908527A BR7908527A (pt) | 1978-12-28 | 1979-12-27 | Estrutura coextrudada de polimero, em camadas multiplas e processo para produzir uma estrutura irradiada de camadas multiplas |
Country Status (10)
Country | Link |
---|---|
JP (1) | JPS5595568A (pt) |
AR (1) | AR219850A1 (pt) |
AU (1) | AU5268679A (pt) |
BR (1) | BR7908527A (pt) |
CA (1) | CA1125229A (pt) |
DE (1) | DE2951138A1 (pt) |
FR (1) | FR2445212A1 (pt) |
GB (1) | GB2040804A (pt) |
NZ (1) | NZ192133A (pt) |
ZA (1) | ZA795410B (pt) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2492770B1 (fr) * | 1980-10-28 | 1985-11-15 | Bean Gerard | Pellicule multi-couches destinee a constituer une enveloppe thermo-retractable |
US4448792A (en) * | 1982-07-26 | 1984-05-15 | W. R. Grace & Co., Cryovac Division | Pasteurizable and cook-in shrink bag constructed of a multilayer film |
IT1212533B (it) * | 1982-10-19 | 1989-11-30 | Montedison Spa | Film per imballaggio e procedimento per la sua preparazione. |
US4501780A (en) * | 1982-12-15 | 1985-02-26 | W. R. Grace & Co., Cryovac Div. | Tubular film having sealing layer of propylene ethylene random copolymer |
JPS6011342A (ja) * | 1983-07-01 | 1985-01-21 | Kureha Chem Ind Co Ltd | 耐熱性積層体及びその製造方法 |
JPS60154034A (ja) * | 1984-01-23 | 1985-08-13 | Toa Nenryo Kogyo Kk | ポリエチレン延伸フイルム |
US4740400A (en) * | 1986-03-27 | 1988-04-26 | Viskase Corporation | Tinted heat-shrinkable multilayer films comprising a vinylidene chloride-vinyl chloride copolymer |
EP0243510B1 (en) * | 1986-04-15 | 1991-10-02 | W.R. Grace & Co.-Conn. | Multilayer packaging film |
JPS62273849A (ja) * | 1986-05-23 | 1987-11-27 | 呉羽化学工業株式会社 | 熱収縮性複合フイルム及びその製造方法 |
ES2063737T3 (es) * | 1986-06-03 | 1995-01-16 | Cubital Ltd | Aparato y metodo para modelizacion tridimensional. |
DE3772946D1 (de) * | 1986-06-19 | 1991-10-17 | Asahi Chemical Ind | Heizschrumpfbarer zylindrischer mehrschichtfilm. |
US4839235A (en) * | 1986-06-30 | 1989-06-13 | W. R. Grace & Co. | Oxygen barrier film |
US4797235A (en) * | 1987-04-16 | 1989-01-10 | W. R. Grace & Co. | Process for enhanced orientation of polymeric films |
US4963419A (en) * | 1987-05-13 | 1990-10-16 | Viskase Corporation | Multilayer film having improved heat sealing characteristics |
US4957790A (en) * | 1987-12-21 | 1990-09-18 | W. R. Grace & Co.-Conn. | Oriented polymeric films |
US5106545A (en) * | 1987-12-21 | 1992-04-21 | W. R. Grace & Co.-Conn. | Oriented polymeric films and process for enhanced orientation of polymeric films |
US5075156A (en) * | 1988-03-15 | 1991-12-24 | Asahi Kasei Kogyo Kabushiki Kaisha | Multi-layered crosslinked ethylenic resin film, a process for production thereof and a method of applying said film |
US5055328A (en) * | 1989-06-16 | 1991-10-08 | Viskase Corporation | Differentially cross-linked multilayer film |
NZ237420A (en) * | 1990-03-23 | 1993-11-25 | Grace W R & Co | Thermoplastic multilayer film having a thermosealing layer of ethylene-methacrylic (or acrylic) acid copolymer or a blend thereof |
EP1018423B1 (en) * | 1993-01-29 | 2003-05-28 | American National Can Company | Tough heat shrinkable film structures |
US5993922A (en) * | 1996-03-29 | 1999-11-30 | Cryovac, Inc. | Compositions and methods for selectively crosslinking films and improved film articles resulting therefrom |
US6969483B1 (en) | 2000-03-16 | 2005-11-29 | Baxter International Inc. | Autoclavable, non-adherent, heat sealable polymer blends for fabricating monolayer and multiple layered films |
DE10149371A1 (de) * | 2001-10-06 | 2003-04-24 | Dornier Gmbh Lindauer | Verfahren und Vorrichtung zur Verarbeitung von Mehrschichtkunststofffolien |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE638274A (pt) * | 1962-10-04 | 1900-01-01 | ||
GB1287143A (en) * | 1969-01-30 | 1972-08-31 | Arthur Charlesby | Novel crosslinked polymer |
-
1979
- 1979-10-09 ZA ZA00795410A patent/ZA795410B/xx unknown
- 1979-10-09 CA CA337,225A patent/CA1125229A/en not_active Expired
- 1979-11-09 AU AU52686/79A patent/AU5268679A/en not_active Abandoned
- 1979-11-15 NZ NZ192133A patent/NZ192133A/xx unknown
- 1979-12-19 DE DE19792951138 patent/DE2951138A1/de not_active Withdrawn
- 1979-12-21 GB GB7944135A patent/GB2040804A/en not_active Withdrawn
- 1979-12-25 JP JP16772979A patent/JPS5595568A/ja active Pending
- 1979-12-27 BR BR7908527A patent/BR7908527A/pt unknown
- 1979-12-27 FR FR7931848A patent/FR2445212A1/fr not_active Withdrawn
- 1979-12-28 AR AR279511A patent/AR219850A1/es active
Also Published As
Publication number | Publication date |
---|---|
FR2445212A1 (fr) | 1980-07-25 |
CA1125229A (en) | 1982-06-08 |
ZA795410B (en) | 1980-09-24 |
DE2951138A1 (de) | 1980-07-17 |
AR219850A1 (es) | 1980-09-15 |
GB2040804A (en) | 1980-09-03 |
NZ192133A (en) | 1981-03-16 |
AU5268679A (en) | 1980-07-03 |
JPS5595568A (en) | 1980-07-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BR7908527A (pt) | Estrutura coextrudada de polimero, em camadas multiplas e processo para produzir uma estrutura irradiada de camadas multiplas | |
BR7900073A (pt) | Pelicula auto-adesiva para involucro,laminado em pelicula,e processo para preparar uma pelicula auto-adesiva para involucro | |
BR7603794A (pt) | Composicao termoplastica formadora de pelicula,pelicula autosustentante,pelicula de camada multipla,e processo para produzir uma pelicula de camada multipla | |
BR8801004A (pt) | Laminado retro-refletor,processo para produzir o mesmo e composicao de-revestimento | |
BR7704416A (pt) | Aperfeicoamento em processo de hidroformilar uma alfa-olefina para produzir aldeidos | |
BR7708682A (pt) | Processo para preparacao de composicoes de betumes polimeros,e composicoes assim obtidas | |
BR7908120A (pt) | Aparelho e processo para fabricar secoes de casco reforcadas | |
BR8907304A (pt) | Peliculas de poliester compositas,orientadas,coextrudadas,processo para obter as mesmas e peliculas de poliester compositas,complexas | |
BR8403992A (pt) | Composito em camadas flexiveis,laminado e processo para aplicar graficos a uma superficie de exposicao | |
BR8401801A (pt) | Processo para produzir um material composito absorvente e material composito assim obtido | |
MX145457A (es) | Mejoras en lamina transparente adhesiva para planificaciones y metodo para producir la misma | |
BR7908553A (pt) | Aperfeicoamento em processo para produzir copolimero de propileno | |
BR8004561A (pt) | Filme metalizado de camada multipla e processo para produzi-lo | |
IT1143785B (it) | Polimeri cloroprenici modificati con zolfo e processo per la loro preparazione | |
BR8103688A (pt) | Aperfeicoamento em rotor laminado e processo de producao do dito rotor laminado | |
BR8008512A (pt) | Processo para produzir uma estrutura composita apropriada para uso em conexao com a manufatura de circuitos impressos, e estrutura assim produzida | |
BR7905082A (pt) | Laminado de palipropileno,flexivel,de camada dupla,e processo para sua producao | |
BR7802434A (pt) | Polimero fluorado e processo para preparar o mesmo | |
BR8007366A (pt) | Aperfeicoamento em processo para desprender laminados | |
BR8506693A (pt) | Processo para aplicar ao vidro uma camada de plastico antilacerante | |
BR7803543A (pt) | Composto;processo para fabricacao;e polimero selecionado | |
FR2444563B1 (fr) | Panneaux en stratifies et procede de fabrication de ces stratifies | |
BR7800396A (pt) | Aperfeicoamento em processo para hidroformilar uma alfaolefina;e em processo continuo para hidroformilar propileno para produzir butiraldeidos | |
BR7904855A (pt) | Isolamento por insuflacao,processo para se fazer isolamento por insuflacao e processo continuo para se fazer isolamento por insuflacao | |
BR7702667A (pt) | Aperfeicoamento em processo e composicao para preparar um eletrodeposito |