FR2285421A1 - Procede conjoint de reticulation, d'expansion et d'extrusion de mousse de polyethylene - Google Patents
Procede conjoint de reticulation, d'expansion et d'extrusion de mousse de polyethyleneInfo
- Publication number
- FR2285421A1 FR2285421A1 FR7431669A FR7431669A FR2285421A1 FR 2285421 A1 FR2285421 A1 FR 2285421A1 FR 7431669 A FR7431669 A FR 7431669A FR 7431669 A FR7431669 A FR 7431669A FR 2285421 A1 FR2285421 A1 FR 2285421A1
- Authority
- FR
- France
- Prior art keywords
- linking
- extrusion
- expansion
- cross
- polyethylene foam
- 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
-
- 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
- C08J9/06—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 chemical blowing agent
- C08J9/10—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 chemical blowing agent developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
-
- 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
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/04—Homopolymers or copolymers of ethene
- C08J2323/06—Polyethene
Landscapes
- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Priority Applications (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7431669A FR2285421A1 (fr) | 1974-09-19 | 1974-09-19 | Procede conjoint de reticulation, d'expansion et d'extrusion de mousse de polyethylene |
DE19752541273 DE2541273A1 (de) | 1974-09-19 | 1975-09-16 | Verfahren zur gemeinsamen vernetzung, ausdehnung und extrudierung von polyaethylenschaum |
BR7506035A BR7506035A (pt) | 1974-09-19 | 1975-09-18 | Aperfeicoamento em processo de extrusao de espuma de polietileno |
AT717775A AT346602B (de) | 1974-09-19 | 1975-09-18 | Verfahren zum herstellen von schaumstoffen auf basis von polyaethylen |
IT6933275A IT1047417B (it) | 1974-09-19 | 1975-09-18 | Procedimento per la reticolazione..espansione ed estrusione di schiuma di polietilene |
CH1209675A CH609074A5 (en) | 1974-09-19 | 1975-09-18 | Process for the manufacture of polyethylene foam |
GB3839575A GB1507328A (en) | 1974-09-19 | 1975-09-18 | Production of cross-linked foamed ethylene polymer |
BE160226A BE833641A (fr) | 1974-09-19 | 1975-09-19 | Procede conjoint de reticulation, d'expansion et d'extrusion de moussede polyethylene |
NL7511129A NL7511129A (nl) | 1974-09-19 | 1975-09-19 | Schuimstoffen uit verknoopt polyetheen. |
ES441110A ES441110A1 (es) | 1974-09-19 | 1975-09-19 | Procedimiento mejorado de extrusion de espuma de polietile- no. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7431669A FR2285421A1 (fr) | 1974-09-19 | 1974-09-19 | Procede conjoint de reticulation, d'expansion et d'extrusion de mousse de polyethylene |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2285421A1 true FR2285421A1 (fr) | 1976-04-16 |
FR2285421B1 FR2285421B1 (fr) | 1976-12-31 |
Family
ID=9143246
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7431669A Granted FR2285421A1 (fr) | 1974-09-19 | 1974-09-19 | Procede conjoint de reticulation, d'expansion et d'extrusion de mousse de polyethylene |
Country Status (10)
Country | Link |
---|---|
AT (1) | AT346602B (fr) |
BE (1) | BE833641A (fr) |
BR (1) | BR7506035A (fr) |
CH (1) | CH609074A5 (fr) |
DE (1) | DE2541273A1 (fr) |
ES (1) | ES441110A1 (fr) |
FR (1) | FR2285421A1 (fr) |
GB (1) | GB1507328A (fr) |
IT (1) | IT1047417B (fr) |
NL (1) | NL7511129A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0191327A2 (fr) * | 1985-02-04 | 1986-08-20 | The Dow Chemical Company | Mousses à base d'un mélange légèrement réticulé de polyéthylène et de polystyrène et leur procédé de préparation |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2134527B (en) * | 1983-02-04 | 1986-03-12 | Smith H R | Cross-linked foamed thermoplastics |
US4714716A (en) * | 1984-11-16 | 1987-12-22 | The Dow Chemical Company | Lightly crosslinked linear olefinic polymer foams and process for making |
-
1974
- 1974-09-19 FR FR7431669A patent/FR2285421A1/fr active Granted
-
1975
- 1975-09-16 DE DE19752541273 patent/DE2541273A1/de not_active Ceased
- 1975-09-18 CH CH1209675A patent/CH609074A5/xx not_active IP Right Cessation
- 1975-09-18 GB GB3839575A patent/GB1507328A/en not_active Expired
- 1975-09-18 AT AT717775A patent/AT346602B/de not_active IP Right Cessation
- 1975-09-18 IT IT6933275A patent/IT1047417B/it active
- 1975-09-18 BR BR7506035A patent/BR7506035A/pt unknown
- 1975-09-19 BE BE160226A patent/BE833641A/fr not_active IP Right Cessation
- 1975-09-19 ES ES441110A patent/ES441110A1/es not_active Expired
- 1975-09-19 NL NL7511129A patent/NL7511129A/xx not_active Application Discontinuation
Non-Patent Citations (1)
Title |
---|
NEANT * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0191327A2 (fr) * | 1985-02-04 | 1986-08-20 | The Dow Chemical Company | Mousses à base d'un mélange légèrement réticulé de polyéthylène et de polystyrène et leur procédé de préparation |
EP0191327A3 (en) * | 1985-02-04 | 1988-01-13 | The Dow Chemical Company | Lightly crosslinked polyethylene polystyrene blend foams and process for making |
Also Published As
Publication number | Publication date |
---|---|
DE2541273A1 (de) | 1976-04-08 |
BR7506035A (pt) | 1976-08-03 |
NL7511129A (nl) | 1976-03-23 |
ATA717775A (de) | 1978-03-15 |
IT1047417B (it) | 1980-09-10 |
BE833641A (fr) | 1976-01-16 |
ES441110A1 (es) | 1977-03-16 |
GB1507328A (en) | 1978-04-12 |
CH609074A5 (en) | 1979-02-15 |
FR2285421B1 (fr) | 1976-12-31 |
AT346602B (de) | 1978-11-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
PL198562A1 (pl) | Sposob wytwarzania produktu reakcji estryfikacji polimeru | |
RO82095A (fr) | Composition catalytique pour polymerisation des alpha olephines et procede d'obtention | |
BE829851A (fr) | Procede pour la preparation de mousses | |
BE837660A (fr) | Boyau reticule en collagene, extrudeuse et procede d'extrusion | |
BE796009A (fr) | Compositions pour la production de mousses de polyethylene reticule | |
IT1113268B (it) | Procedimento per la produzione di espanso morbido di polimero etilenico | |
FR2277806A1 (fr) | Procede et catalyseur de preparation de polyols | |
FR2318195A1 (fr) | Composition et procede pour la fabrication d'eponges et mousses de caoutchouc de silicone | |
FR2322782A1 (fr) | Procede et installation d'empaquetage de blocs en matiere plastique moussee (mousse plastique) | |
BE829120A (fr) | Procede continu pour la preparation de mousses de polyurethannes elastomeres | |
FR2285421A1 (fr) | Procede conjoint de reticulation, d'expansion et d'extrusion de mousse de polyethylene | |
NL7607916A (nl) | Werkwijze en inrichting voor het vervaardigen van buizen uit stroken uit schuimmateriaal. | |
IT1044599B (it) | Procedimento per la fabbricazione di particelle espandibili di stirolo polimero e prodotto ottenuto | |
JPS531253A (en) | Method of extrusion molding two pipes | |
IT1074310B (it) | Polimeri termoplastici per applicazioni d'estrusione e procedimento per prepararli | |
AR215645A1 (es) | Procedimiento para preparar polimeros termoplasticos de xilenoformaldehido y la composicion polimerica obtenida | |
IT1131939B (it) | Prodotto schiumoso da polimeri di condensazione e procedimento per la sua fabbricazione | |
BE828722A (fr) | Procede de preparation de mousses d'urethannes dures et ignifuges | |
BR7608278A (pt) | Composicao de polimero alquil-aromatico e espumas de polimeros | |
JPS52102365A (en) | New polymer mixture and tube product made of said mixture | |
BE827088A (fr) | Procede d'expansion et composition expansible | |
FR2342148A1 (fr) | Procede conjoint de reticulation, d'expansion et d'extrusion d'une polyolefine ramifiee | |
IT1070282B (it) | Procedimento per la fabbricazione di pellicole antistatiche di polimeri sintetici e pellicole ottenute con il procedimento | |
BE833850A (fr) | Systemes catalyseur-reactif pour la preparation de mousses de carbodiimide | |
BE829122A (fr) | Procede pour la preparation de mousses de polyurethannes |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |