FR2176994A1 - Foam material - by polymerising/foaming mixt of aromatic vinyl monomer, anionic catalyst and opt low boiling solvent - Google Patents
Foam material - by polymerising/foaming mixt of aromatic vinyl monomer, anionic catalyst and opt low boiling solventInfo
- Publication number
- FR2176994A1 FR2176994A1 FR7310124A FR7310124A FR2176994A1 FR 2176994 A1 FR2176994 A1 FR 2176994A1 FR 7310124 A FR7310124 A FR 7310124A FR 7310124 A FR7310124 A FR 7310124A FR 2176994 A1 FR2176994 A1 FR 2176994A1
- Authority
- FR
- France
- Prior art keywords
- polymerising
- opt
- vinyl monomer
- foam material
- aromatic vinyl
- 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
- C08J9/12—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
- C08J9/142—Compounds containing oxygen but no halogen atom
-
- 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
- C08J9/141—Hydrocarbons
-
- 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
- C08J2325/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Derivatives of such polymers
- C08J2325/02—Homopolymers or copolymers of hydrocarbons
Landscapes
- 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)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19722213647 DE2213647A1 (de) | 1972-03-21 | 1972-03-21 | Verfahren zur herstellung von polyvinylaromatschaumstoffen |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2176994A1 true FR2176994A1 (en) | 1973-11-02 |
FR2176994B3 FR2176994B3 (enrdf_load_stackoverflow) | 1976-03-19 |
Family
ID=5839621
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7310124A Granted FR2176994A1 (en) | 1972-03-21 | 1973-03-21 | Foam material - by polymerising/foaming mixt of aromatic vinyl monomer, anionic catalyst and opt low boiling solvent |
Country Status (6)
Country | Link |
---|---|
AT (1) | AT320995B (enrdf_load_stackoverflow) |
BE (1) | BE797121A (enrdf_load_stackoverflow) |
DE (1) | DE2213647A1 (enrdf_load_stackoverflow) |
FR (1) | FR2176994A1 (enrdf_load_stackoverflow) |
IT (1) | IT981479B (enrdf_load_stackoverflow) |
NL (1) | NL7303716A (enrdf_load_stackoverflow) |
-
1972
- 1972-03-21 DE DE19722213647 patent/DE2213647A1/de active Pending
-
1973
- 1973-03-16 IT IT2180873A patent/IT981479B/it active
- 1973-03-16 NL NL7303716A patent/NL7303716A/xx unknown
- 1973-03-20 AT AT246573A patent/AT320995B/de not_active IP Right Cessation
- 1973-03-21 BE BE129081A patent/BE797121A/xx unknown
- 1973-03-21 FR FR7310124A patent/FR2176994A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
NL7303716A (enrdf_load_stackoverflow) | 1973-09-25 |
FR2176994B3 (enrdf_load_stackoverflow) | 1976-03-19 |
IT981479B (it) | 1974-10-10 |
DE2213647A1 (de) | 1973-10-04 |
AT320995B (de) | 1975-05-10 |
BE797121A (fr) | 1973-09-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR970074806A (ko) | 연속적 음이온 중합 반응에 의한 폴리스티렌의 제조 방법 | |
ES431437A1 (es) | Procedimiento perfeccionado de preparacion de una dispersionde copolimero injertado. | |
JPS5258785A (en) | Process for preparing acrylonitrile polymer melts | |
GB943231A (en) | Polymerization of vinylidene monomers | |
FR2238718A1 (en) | Polystyrene particles of uniform size, esp. for foams - by polymerising in suspension of fine polystyrene particles, contg. catalyst and polymn retarder | |
ES414758A1 (es) | Metodo para producir una dispersion y procedimiento de po- limerizacion. | |
GB1101975A (en) | Method of controlling a polymerisation process in a closed container | |
FR2176994A1 (en) | Foam material - by polymerising/foaming mixt of aromatic vinyl monomer, anionic catalyst and opt low boiling solvent | |
ES472133A1 (es) | Procedimiento para la polimerizacion de monomero de cloruro vinilo o de una mezcla de monomeros compuesta principalmen- te de cloruro de vinilo. | |
GB1174845A (en) | The Polymerisation of Vinyl-Aromatic Compounds, and the Resulting Polyvinyl-Aromatic Compounds | |
GB1246723A (en) | Addition reaction involving esters of diperoxyfumaric acid to form compounds having diperoxysuccinyl groups | |
GB1428125A (en) | Water-extended polymers | |
GB1512762A (en) | Process for producing water-soluble vinyl high-polymers by reversed-phase emulsion polymerization | |
FR2090872A5 (en) | Butadiene, styrene unsatd acid terpolymer emulsions | |
JPS575703A (en) | Suspension polymerization of vinyl chloride monomer | |
ES347103A1 (es) | Metodo de preparacion de productos de polimerizacion com- puestos a base de cloruro de vinilo conteniendo copolimeros de acetato de vinilo y de etileno, parcialmente enlazados por el cloruro de vinilo. | |
ES347102A1 (es) | Procedimiento de preparacion en masa de productos de poli- merizacion de composiciones a base de cloruro de vinilo que contienen copolimeros a base de acetato de vinilo y de eti- leno enlazados por el cloruro de vinilo. | |
GB1343774A (en) | Unsaturated polyester resin compositions | |
FR2175615A1 (en) | Vinyl chloride suspension polymn - using alkaline aqs phase to prevent deposition of polymer on reactor walls | |
GB1535344A (en) | Process for purifying styrene polymers | |
JPS5473893A (en) | Pordution of block copolymer | |
FR2398079A2 (fr) | Procede de polymerisation anionique a l'aide de cryptants | |
FR2128775A1 (en) | Continuous block copolymer prodn - in at least three reactors | |
GB1484937A (en) | Flame-retardant vinyl aromatic polymer compositions | |
JPS5278985A (en) | Polymerization of vinyl chloride polymers |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |