DE2455416A1 - Verfahren zur polymerisation von vinylmonomeren in waessriger suspension - Google Patents
Verfahren zur polymerisation von vinylmonomeren in waessriger suspensionInfo
- Publication number
- DE2455416A1 DE2455416A1 DE19742455416 DE2455416A DE2455416A1 DE 2455416 A1 DE2455416 A1 DE 2455416A1 DE 19742455416 DE19742455416 DE 19742455416 DE 2455416 A DE2455416 A DE 2455416A DE 2455416 A1 DE2455416 A1 DE 2455416A1
- Authority
- DE
- Germany
- Prior art keywords
- polymerization
- water
- solvent
- peroxydicarbonate
- parts
- 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.)
- Withdrawn
Links
- 238000006116 polymerization reaction Methods 0.000 title claims description 40
- 238000000034 method Methods 0.000 title claims description 27
- 239000000178 monomer Substances 0.000 title claims description 14
- 239000000725 suspension Substances 0.000 title description 3
- 229920002554 vinyl polymer Polymers 0.000 title description 2
- ORGHESHFQPYLAO-UHFFFAOYSA-N vinyl radical Chemical class C=[CH] ORGHESHFQPYLAO-UHFFFAOYSA-N 0.000 title 1
- 239000002904 solvent Substances 0.000 claims description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- 239000003054 catalyst Substances 0.000 claims description 16
- 238000006243 chemical reaction Methods 0.000 claims description 16
- -1 halogen formate Chemical class 0.000 claims description 14
- 230000003197 catalytic effect Effects 0.000 claims description 11
- 239000012429 reaction media Substances 0.000 claims description 10
- BEQKKZICTDFVMG-UHFFFAOYSA-N 1,2,3,4,6-pentaoxepane-5,7-dione Chemical compound O=C1OOOOC(=O)O1 BEQKKZICTDFVMG-UHFFFAOYSA-N 0.000 claims description 9
- 150000002978 peroxides Chemical class 0.000 claims description 7
- 239000007900 aqueous suspension Substances 0.000 claims description 6
- 229910052736 halogen Inorganic materials 0.000 claims description 6
- 150000001451 organic peroxides Chemical class 0.000 claims description 3
- 238000009835 boiling Methods 0.000 claims description 2
- 238000010557 suspension polymerization reaction Methods 0.000 claims 1
- 125000005634 peroxydicarbonate group Chemical group 0.000 description 16
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 14
- 239000000243 solution Substances 0.000 description 13
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 9
- 239000002585 base Substances 0.000 description 7
- 238000003756 stirring Methods 0.000 description 7
- 230000008901 benefit Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 150000003254 radicals Chemical class 0.000 description 5
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 4
- 239000008346 aqueous phase Substances 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229920002451 polyvinyl alcohol Polymers 0.000 description 4
- 235000019422 polyvinyl alcohol Nutrition 0.000 description 4
- BQCIDUSAKPWEOX-UHFFFAOYSA-N 1,1-Difluoroethene Chemical compound FC(F)=C BQCIDUSAKPWEOX-UHFFFAOYSA-N 0.000 description 3
- 239000004372 Polyvinyl alcohol Substances 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000000654 additive Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 150000002367 halogens Chemical class 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- 229920000915 polyvinyl chloride Polymers 0.000 description 3
- 239000004800 polyvinyl chloride Substances 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- WSSSPWUEQFSQQG-UHFFFAOYSA-N 4-methyl-1-pentene Chemical compound CC(C)CC=C WSSSPWUEQFSQQG-UHFFFAOYSA-N 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 description 2
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 2
- 239000004115 Sodium Silicate Substances 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- 239000000872 buffer Substances 0.000 description 2
- 239000001913 cellulose Substances 0.000 description 2
- 229920002678 cellulose Polymers 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- DOIRQSBPFJWKBE-UHFFFAOYSA-N dibutyl phthalate Chemical compound CCCCOC(=O)C1=CC=CC=C1C(=O)OCCCC DOIRQSBPFJWKBE-UHFFFAOYSA-N 0.000 description 2
- CWINGZLCRSDKCL-UHFFFAOYSA-N ethoxycarbonyloxy ethyl carbonate Chemical compound CCOC(=O)OOC(=O)OCC CWINGZLCRSDKCL-UHFFFAOYSA-N 0.000 description 2
- RIFGWPKJUGCATF-UHFFFAOYSA-N ethyl chloroformate Chemical compound CCOC(Cl)=O RIFGWPKJUGCATF-UHFFFAOYSA-N 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 230000007062 hydrolysis Effects 0.000 description 2
- 238000006460 hydrolysis reaction Methods 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000000376 reactant Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 2
- 229910052911 sodium silicate Inorganic materials 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 2
- AJDIZQLSFPQPEY-UHFFFAOYSA-N 1,1,2-Trichlorotrifluoroethane Chemical compound FC(F)(Cl)C(F)(Cl)Cl AJDIZQLSFPQPEY-UHFFFAOYSA-N 0.000 description 1
- SCYULBFZEHDVBN-UHFFFAOYSA-N 1,1-Dichloroethane Chemical compound CC(Cl)Cl SCYULBFZEHDVBN-UHFFFAOYSA-N 0.000 description 1
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 1
- OEPOKWHJYJXUGD-UHFFFAOYSA-N 2-(3-phenylmethoxyphenyl)-1,3-thiazole-4-carbaldehyde Chemical compound O=CC1=CSC(C=2C=C(OCC=3C=CC=CC=3)C=CC=2)=N1 OEPOKWHJYJXUGD-UHFFFAOYSA-N 0.000 description 1
- JDDQLBKEPJXSJL-UHFFFAOYSA-N C(O)(O)=O.C(C)OOCC Chemical compound C(O)(O)=O.C(C)OOCC JDDQLBKEPJXSJL-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 241001026509 Kata Species 0.000 description 1
- YIVJZNGAASQVEM-UHFFFAOYSA-N Lauroyl peroxide Chemical compound CCCCCCCCCCCC(=O)OOC(=O)CCCCCCCCCCC YIVJZNGAASQVEM-UHFFFAOYSA-N 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 239000002033 PVDF binder Substances 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 150000005840 aryl radicals Chemical class 0.000 description 1
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 description 1
- IAQRGUVFOMOMEM-UHFFFAOYSA-N butene Natural products CC=CC IAQRGUVFOMOMEM-UHFFFAOYSA-N 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- FZFAMSAMCHXGEF-UHFFFAOYSA-N chloro formate Chemical compound ClOC=O FZFAMSAMCHXGEF-UHFFFAOYSA-N 0.000 description 1
- NEHMKBQYUWJMIP-NJFSPNSNSA-N chloro(114C)methane Chemical compound [14CH3]Cl NEHMKBQYUWJMIP-NJFSPNSNSA-N 0.000 description 1
- HRYZWHHZPQKTII-UHFFFAOYSA-N chloroethane Chemical compound CCCl HRYZWHHZPQKTII-UHFFFAOYSA-N 0.000 description 1
- 229960001701 chloroform Drugs 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000003995 emulsifying agent Substances 0.000 description 1
- 229960003750 ethyl chloride Drugs 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- XUCNUKMRBVNAPB-UHFFFAOYSA-N fluoroethene Chemical compound FC=C XUCNUKMRBVNAPB-UHFFFAOYSA-N 0.000 description 1
- 150000008282 halocarbons Chemical class 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 150000002391 heterocyclic compounds Chemical class 0.000 description 1
- QWVBGCWRHHXMRM-UHFFFAOYSA-N hexadecoxycarbonyloxy hexadecyl carbonate Chemical compound CCCCCCCCCCCCCCCCOC(=O)OOC(=O)OCCCCCCCCCCCCCCCC QWVBGCWRHHXMRM-UHFFFAOYSA-N 0.000 description 1
- 125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 1
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- 229940073584 methylene chloride Drugs 0.000 description 1
- 125000000740 n-pentyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- MBPFTJUGLPIHAH-UHFFFAOYSA-N octan-3-yl carbonochloridate Chemical compound CCCCCC(CC)OC(Cl)=O MBPFTJUGLPIHAH-UHFFFAOYSA-N 0.000 description 1
- 239000012074 organic phase Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 238000005502 peroxidation Methods 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 235000021317 phosphate Nutrition 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 239000003505 polymerization initiator Substances 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 239000001267 polyvinylpyrrolidone Substances 0.000 description 1
- 229920000036 polyvinylpyrrolidone Polymers 0.000 description 1
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- BWJUFXUULUEGMA-UHFFFAOYSA-N propan-2-yl propan-2-yloxycarbonyloxy carbonate Chemical compound CC(C)OC(=O)OOC(=O)OC(C)C BWJUFXUULUEGMA-UHFFFAOYSA-N 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000001488 sodium phosphate Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000375 suspending agent Substances 0.000 description 1
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 description 1
- 229910000406 trisodium phosphate Inorganic materials 0.000 description 1
- 235000019801 trisodium phosphate Nutrition 0.000 description 1
- 229920001567 vinyl ester resin Polymers 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F4/00—Polymerisation catalysts
- C08F4/28—Oxygen or compounds releasing free oxygen
- C08F4/32—Organic compounds
- C08F4/34—Per-compounds with one peroxy-radical
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)
- Polymerization Catalysts (AREA)
- Polymerisation Methods In General (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7343563A FR2253760B1 (https=) | 1973-12-05 | 1973-12-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2455416A1 true DE2455416A1 (de) | 1975-06-12 |
Family
ID=9128817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19742455416 Withdrawn DE2455416A1 (de) | 1973-12-05 | 1974-11-22 | Verfahren zur polymerisation von vinylmonomeren in waessriger suspension |
Country Status (8)
| Country | Link |
|---|---|
| AT (1) | AT331029B (https=) |
| BE (1) | BE822913A (https=) |
| BR (1) | BR7409958A (https=) |
| DE (1) | DE2455416A1 (https=) |
| ES (1) | ES432435A1 (https=) |
| FR (1) | FR2253760B1 (https=) |
| GB (1) | GB1484675A (https=) |
| IT (1) | IT1025603B (https=) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2528950A1 (de) * | 1975-06-28 | 1977-01-13 | Huels Chemische Werke Ag | Verfahren zur herstellung von polyvinylchlorid |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE1009969A3 (fr) | 1996-01-25 | 1997-11-04 | Solvay | Procede pour la polymerisation en suspension aqueuse du chlorure de vinyle a l'intervention de peroxydicarbonates de dialkyle. |
| BE1011294A3 (fr) | 1997-07-22 | 1999-07-06 | Solvay | Solution organique de peroxydicarbonate de dialkyle, procede pour l'obtenir, preparation de polymeres halogenes a l'intervention de celle-ci et polymeres halogenes obtenus. |
| BE1011295A3 (fr) * | 1997-07-22 | 1999-07-06 | Solvay | Solution organique de peroxydicarbonate de dialkyle, procede pour l'obtenir, preparation de polymeres halogenes a l'intervention de celle-ci et polymeres halogenes obtenus. |
| US6433208B1 (en) * | 1999-11-04 | 2002-08-13 | Oxy Vinyls Lp | Method for producing stable, dilute, aqueous, emulsified peroxydicarbonates by homogenization |
| DE502004007483D1 (de) * | 2004-05-05 | 2008-08-14 | Vestolit Gmbh & Co Kg | Verfahren zur Herstellung von Polymeren und Copolymeren |
| EP1849804A1 (en) | 2006-04-27 | 2007-10-31 | Arkema France | Process of free-radical polymerization or crosslinking in the presence of an organic peroxide by an ex situ process |
| EP1852418A1 (en) | 2006-04-27 | 2007-11-07 | Arkema France | Process for synthesizing selected organic peroxides |
| FR2968660B1 (fr) | 2010-12-14 | 2014-03-07 | Solvay | Procede de preparation d'une solution organique d'un peroxydicarbonate de dialkyle |
| FR3120370B1 (fr) * | 2021-03-02 | 2024-01-12 | Arkema France | Composition comprenant au moins un peroxyde organique, au moins un émulsifiant, et de l’eau oxygénée |
| WO2022223347A1 (en) | 2021-04-19 | 2022-10-27 | Solvay Specialty Polymers Italy S.P.A. | Composition for lithium battery electrodes |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3022281A (en) * | 1958-11-24 | 1962-02-20 | Goodyear Tire & Rubber | Polymerization process with a peroxydicarbonate initiator formed in situ |
-
1973
- 1973-12-05 FR FR7343563A patent/FR2253760B1/fr not_active Expired
-
1974
- 1974-11-11 IT IT2931274A patent/IT1025603B/it active
- 1974-11-22 DE DE19742455416 patent/DE2455416A1/de not_active Withdrawn
- 1974-11-28 BR BR995874A patent/BR7409958A/pt unknown
- 1974-11-29 ES ES432435A patent/ES432435A1/es not_active Expired
- 1974-12-04 BE BE151123A patent/BE822913A/xx unknown
- 1974-12-04 GB GB5242874A patent/GB1484675A/en not_active Expired
- 1974-12-04 AT AT969574A patent/AT331029B/de not_active IP Right Cessation
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3022281A (en) * | 1958-11-24 | 1962-02-20 | Goodyear Tire & Rubber | Polymerization process with a peroxydicarbonate initiator formed in situ |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2528950A1 (de) * | 1975-06-28 | 1977-01-13 | Huels Chemische Werke Ag | Verfahren zur herstellung von polyvinylchlorid |
Also Published As
| Publication number | Publication date |
|---|---|
| ES432435A1 (es) | 1976-11-01 |
| IT1025603B (it) | 1978-08-30 |
| FR2253760B1 (https=) | 1976-10-08 |
| AT331029B (de) | 1976-07-26 |
| BR7409958A (pt) | 1976-05-25 |
| GB1484675A (en) | 1977-09-01 |
| ATA969574A (de) | 1975-10-15 |
| BE822913A (fr) | 1975-06-04 |
| FR2253760A1 (https=) | 1975-07-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE3019584A1 (de) | Verfahren zur suspensionspolymerisation von vinylchlorid | |
| DE2455416A1 (de) | Verfahren zur polymerisation von vinylmonomeren in waessriger suspension | |
| DE2461083C2 (https=) | ||
| DE1191104B (de) | Verfahren zur Herstellung von koernigem Polyvinylchlorid | |
| DE60128519T2 (de) | Herstellung von Polyvinylchlorid | |
| DE69701855T3 (de) | Verfahren zur wässrigen Suspensionspolymerisation von Vinyl Chlorid mittels Dialkylperoxidicarbonate in Lösung und Verfahren zur Herstellung einer Lösung aus Dialkylperoxydicarbonat | |
| DE60204957T2 (de) | Wässrige suspensionspolymerisation von vinylchlorid | |
| DE3510899A1 (de) | Verfahren zur herstellung eines rieselfaehigen polyvinylchlorids mit hohen anteilen an acrylatelastomeren | |
| DE1111393B (de) | Verfahren zur Polymerisation von olefinisch ungesaettigten Kohlenwasserstoffen | |
| DE3610638C2 (de) | Radikalinitiierte polymerisation eines polymerisierbaren ethylenisch ungesaettigten monomeren in gegenwart von wasserstoffperoxid | |
| DE69804725T2 (de) | Organische Dialkylperoxydicarbonatlösung, Verfahren zu ihrer Herstellung, Herstellung von halogenierten Polymeren unter Verwendung derselben und erhaltene halogenierte Polymere | |
| DE1593163A1 (de) | Verfahren zur Herstellung von substituierten oder unsubstituierten Vinylperessigsaeure-tert.alkylestern und zur Hochdruckpolymerisation von aethylenungesaettigten Kohlenwasserstoffen | |
| DE2034922C3 (de) | hexyl)-peroxydicarbonat und mindestens 70% cis-Isomeres enthaltende Di-(3.3.5trimethyl-cyclohexyO-peroxydiarbonat-Isomerengemische | |
| EP1593695B1 (de) | Verfahren zur Herstellung von Polymeren und Copolymeren | |
| EP0004884B1 (de) | Verfahren zur Polymerisation von Vinylchlorid | |
| DE2705204C3 (de) | Diacylperoxidgemische | |
| DE2621466A1 (de) | Verfahren zur herstellung von vinylhalogenidpolymerisaten | |
| DE1094459B (de) | Verfahren zum Polymerisieren von aethylenisch ungesaettigten Verbindungen | |
| EP0569778B1 (de) | Oberflächenaktive Peroxide und ihre Verwendung | |
| DE1964990C (de) | Verfahren zur Herstellung von Vinyliden chlorid Vinylchlorid Mischpolymerisaten | |
| DE2414357A1 (de) | Initiatoremulsion fuer olefinische polymerisationsreaktionen | |
| DE2034964A1 (de) | Peroxydicarbonate | |
| DE2644202A1 (de) | Verfahren zur polymerisation von vinylchlorid in waessriger suspension | |
| DE1595504A1 (de) | Verfahren zur Entfernung farbiger Vanadium-Bestandteile in Katalysatorrueckstaenden von Polymeren | |
| DE3029211A1 (de) | Verfahren zur herstellung von polymerisaten des vinylchlorids |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8125 | Change of the main classification |
Ipc: C08F 2/18 |
|
| 8126 | Change of the secondary classification |
Free format text: C08F 4/36 C08F114/02 |
|
| 8125 | Change of the main classification |
Ipc: C08F 14/00 |
|
| 8139 | Disposal/non-payment of the annual fee |