KR100470238B1 - 높은 활성을 갖는 폴리스티렌 제조용 중합 촉매 - Google Patents
높은 활성을 갖는 폴리스티렌 제조용 중합 촉매 Download PDFInfo
- Publication number
- KR100470238B1 KR100470238B1 KR10-2002-0039213A KR20020039213A KR100470238B1 KR 100470238 B1 KR100470238 B1 KR 100470238B1 KR 20020039213 A KR20020039213 A KR 20020039213A KR 100470238 B1 KR100470238 B1 KR 100470238B1
- Authority
- KR
- South Korea
- Prior art keywords
- compound
- polymerization
- dodecyl sulfate
- polystyrene
- sodium dodecyl
- 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.)
- Expired - Fee Related
Links
- 239000004793 Polystyrene Substances 0.000 title claims abstract description 34
- 229920002223 polystyrene Polymers 0.000 title claims abstract description 34
- 239000003054 catalyst Substances 0.000 title abstract description 23
- 230000003197 catalytic effect Effects 0.000 title 1
- -1 sodium dodecyl sulfate compound Chemical class 0.000 claims abstract description 59
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims abstract description 48
- 150000001875 compounds Chemical class 0.000 claims abstract description 30
- 229910000033 sodium borohydride Inorganic materials 0.000 claims abstract description 26
- 239000012279 sodium borohydride Substances 0.000 claims abstract description 26
- 238000007720 emulsion polymerization reaction Methods 0.000 claims abstract description 15
- 239000000203 mixture Substances 0.000 claims abstract description 12
- 239000012190 activator Substances 0.000 claims abstract description 9
- 238000004519 manufacturing process Methods 0.000 claims abstract description 8
- 229910052794 bromium Inorganic materials 0.000 claims abstract description 4
- 229910052801 chlorine Inorganic materials 0.000 claims abstract description 4
- 125000005843 halogen group Chemical group 0.000 claims abstract description 4
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 4
- 239000001257 hydrogen Substances 0.000 claims abstract description 4
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims abstract description 4
- 229910052740 iodine Inorganic materials 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 17
- 239000002685 polymerization catalyst Substances 0.000 claims description 14
- GZUXJHMPEANEGY-UHFFFAOYSA-N bromomethane Chemical compound BrC GZUXJHMPEANEGY-UHFFFAOYSA-N 0.000 claims description 6
- INQOMBQAUSQDDS-UHFFFAOYSA-N iodomethane Chemical compound IC INQOMBQAUSQDDS-UHFFFAOYSA-N 0.000 claims description 4
- MPPPKRYCTPRNTB-UHFFFAOYSA-N 1-bromobutane Chemical compound CCCCBr MPPPKRYCTPRNTB-UHFFFAOYSA-N 0.000 claims description 3
- CYNYIHKIEHGYOZ-UHFFFAOYSA-N 1-bromopropane Chemical compound CCCBr CYNYIHKIEHGYOZ-UHFFFAOYSA-N 0.000 claims description 3
- VFWCMGCRMGJXDK-UHFFFAOYSA-N 1-chlorobutane Chemical compound CCCCCl VFWCMGCRMGJXDK-UHFFFAOYSA-N 0.000 claims description 3
- RDHPKYGYEGBMSE-UHFFFAOYSA-N bromoethane Chemical compound CCBr RDHPKYGYEGBMSE-UHFFFAOYSA-N 0.000 claims description 3
- NEHMKBQYUWJMIP-NJFSPNSNSA-N chloro(114C)methane Chemical compound [14CH3]Cl NEHMKBQYUWJMIP-NJFSPNSNSA-N 0.000 claims description 3
- HRYZWHHZPQKTII-UHFFFAOYSA-N chloroethane Chemical compound CCCl HRYZWHHZPQKTII-UHFFFAOYSA-N 0.000 claims description 3
- 229960003750 ethyl chloride Drugs 0.000 claims description 3
- HVTICUPFWKNHNG-UHFFFAOYSA-N iodoethane Chemical compound CCI HVTICUPFWKNHNG-UHFFFAOYSA-N 0.000 claims description 3
- 229940102396 methyl bromide Drugs 0.000 claims description 3
- SNMVRZFUUCLYTO-UHFFFAOYSA-N n-propyl chloride Chemical compound CCCCl SNMVRZFUUCLYTO-UHFFFAOYSA-N 0.000 claims description 3
- PVWOIHVRPOBWPI-UHFFFAOYSA-N n-propyl iodide Chemical compound CCCI PVWOIHVRPOBWPI-UHFFFAOYSA-N 0.000 claims description 3
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 claims 1
- XMBWDFGMSWQBCA-UHFFFAOYSA-N hydrogen iodide Chemical compound I XMBWDFGMSWQBCA-UHFFFAOYSA-N 0.000 claims 1
- 238000006116 polymerization reaction Methods 0.000 abstract description 26
- 230000015572 biosynthetic process Effects 0.000 abstract description 9
- 239000007864 aqueous solution Substances 0.000 abstract description 8
- 235000019333 sodium laurylsulphate Nutrition 0.000 description 57
- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical compound [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 description 39
- 229940083575 sodium dodecyl sulfate Drugs 0.000 description 26
- 239000003995 emulsifying agent Substances 0.000 description 18
- 238000006243 chemical reaction Methods 0.000 description 10
- 239000003999 initiator Substances 0.000 description 9
- 239000000178 monomer Substances 0.000 description 9
- 150000003254 radicals Chemical class 0.000 description 9
- 230000000052 comparative effect Effects 0.000 description 7
- 229920000642 polymer Polymers 0.000 description 7
- 230000000379 polymerizing effect Effects 0.000 description 7
- 239000002904 solvent Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- 238000010556 emulsion polymerization method Methods 0.000 description 4
- 239000011734 sodium Substances 0.000 description 4
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical class O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 125000000217 alkyl group Chemical group 0.000 description 3
- 125000004432 carbon atom Chemical group C* 0.000 description 3
- 239000000839 emulsion Substances 0.000 description 3
- 239000003505 polymerization initiator Substances 0.000 description 3
- USHAGKDGDHPEEY-UHFFFAOYSA-L potassium persulfate Chemical group [K+].[K+].[O-]S(=O)(=O)OOS([O-])(=O)=O USHAGKDGDHPEEY-UHFFFAOYSA-L 0.000 description 3
- 229910052708 sodium Inorganic materials 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- NLZUEZXRPGMBCV-UHFFFAOYSA-N Butylhydroxytoluene Chemical compound CC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 NLZUEZXRPGMBCV-UHFFFAOYSA-N 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- 229910052783 alkali metal Inorganic materials 0.000 description 2
- KMGBZBJJOKUPIA-UHFFFAOYSA-N butyl iodide Chemical compound CCCCI KMGBZBJJOKUPIA-UHFFFAOYSA-N 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- YACLQRRMGMJLJV-UHFFFAOYSA-N chloroprene Chemical compound ClC(=C)C=C YACLQRRMGMJLJV-UHFFFAOYSA-N 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002209 hydrophobic effect Effects 0.000 description 2
- 230000002401 inhibitory effect Effects 0.000 description 2
- PSZYNBSKGUBXEH-UHFFFAOYSA-N naphthalene-1-sulfonic acid Chemical class C1=CC=C2C(S(=O)(=O)O)=CC=CC2=C1 PSZYNBSKGUBXEH-UHFFFAOYSA-N 0.000 description 2
- JRKICGRDRMAZLK-UHFFFAOYSA-L peroxydisulfate Chemical class [O-]S(=O)(=O)OOS([O-])(=O)=O JRKICGRDRMAZLK-UHFFFAOYSA-L 0.000 description 2
- 230000037048 polymerization activity Effects 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000000376 reactant Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- XMNIXWIUMCBBBL-UHFFFAOYSA-N 2-(2-phenylpropan-2-ylperoxy)propan-2-ylbenzene Chemical class C=1C=CC=CC=1C(C)(C)OOC(C)(C)C1=CC=CC=C1 XMNIXWIUMCBBBL-UHFFFAOYSA-N 0.000 description 1
- IQRUSQUYPCHEKN-UHFFFAOYSA-N 2-iodobutane Chemical compound CCC(C)I IQRUSQUYPCHEKN-UHFFFAOYSA-N 0.000 description 1
- USEGQJLHQSTGHW-UHFFFAOYSA-N 3-bromo-2-methylprop-1-ene Chemical compound CC(=C)CBr USEGQJLHQSTGHW-UHFFFAOYSA-N 0.000 description 1
- 239000004160 Ammonium persulphate Substances 0.000 description 1
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 1
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- RSWGJHLUYNHPMX-ONCXSQPRSA-N abietic acid Chemical compound C([C@@H]12)CC(C(C)C)=CC1=CC[C@@H]1[C@]2(C)CCC[C@@]1(C)C(O)=O RSWGJHLUYNHPMX-ONCXSQPRSA-N 0.000 description 1
- 150000005215 alkyl ethers Chemical class 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 description 1
- 235000019395 ammonium persulphate Nutrition 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- 150000001735 carboxylic acids Chemical class 0.000 description 1
- 229920003174 cellulose-based polymer Polymers 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 150000001993 dienes Chemical class 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- GVGUFUZHNYFZLC-UHFFFAOYSA-N dodecyl benzenesulfonate;sodium Chemical compound [Na].CCCCCCCCCCCCOS(=O)(=O)C1=CC=CC=C1 GVGUFUZHNYFZLC-UHFFFAOYSA-N 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- FMKOJHQHASLBPH-UHFFFAOYSA-N isopropyl iodide Chemical compound CC(C)I FMKOJHQHASLBPH-UHFFFAOYSA-N 0.000 description 1
- 239000004816 latex Substances 0.000 description 1
- 229920000126 latex Polymers 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 239000000693 micelle Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 229940080264 sodium dodecylbenzenesulfonate Drugs 0.000 description 1
- 229940067741 sodium octyl sulfate Drugs 0.000 description 1
- 229960000776 sodium tetradecyl sulfate Drugs 0.000 description 1
- WFRKJMRGXGWHBM-UHFFFAOYSA-M sodium;octyl sulfate Chemical compound [Na+].CCCCCCCCOS([O-])(=O)=O WFRKJMRGXGWHBM-UHFFFAOYSA-M 0.000 description 1
- UPUIQOIQVMNQAP-UHFFFAOYSA-M sodium;tetradecyl sulfate Chemical compound [Na+].CCCCCCCCCCCCCCOS([O-])(=O)=O UPUIQOIQVMNQAP-UHFFFAOYSA-M 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 239000013077 target material Substances 0.000 description 1
- 125000005207 tetraalkylammonium group Chemical group 0.000 description 1
- YFNKIDBQEZZDLK-UHFFFAOYSA-N triglyme Chemical compound COCCOCCOCCOC YFNKIDBQEZZDLK-UHFFFAOYSA-N 0.000 description 1
- 235000021122 unsaturated fatty acids Nutrition 0.000 description 1
- 150000004670 unsaturated fatty acids Chemical class 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
- C08F112/00—Homopolymers 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
- C08F112/02—Monomers containing only one unsaturated aliphatic radical
- C08F112/04—Monomers containing only one unsaturated aliphatic radical containing one ring
- C08F112/06—Hydrocarbons
- C08F112/08—Styrene
-
- 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
- C08F2/00—Processes of polymerisation
- C08F2/12—Polymerisation in non-solvents
- C08F2/16—Aqueous medium
- C08F2/22—Emulsion polymerisation
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Polymerization Catalysts (AREA)
Abstract
Description
구 분 | 중합촉매1) | 구성몰비 | NaBH4함량2) | 수율(%) |
실시예 1 | SDS3)/NaBH4/CH3I | 1:1:1 | 1.06 ×10-3㏖ | 97.9 |
실시예 2 | SDS/NaBH4/CH3I | 1:1:0.03 | 1.06 ×10-3㏖ | 80.0 |
실시예 3 | SDS/NaBH4/CH3I | 1:1:0.1 | 1.06 ×10-3㏖ | 94.0 |
실시예 4 | SDS/NaBH4/CH3I | 1:1:10 | 1.06 ×10-3㏖ | 98.8 |
실시예 5 | SDS/NaBH4/CH3I | 1:1:20 | 1.06 ×10-3㏖ | 94.0 |
실시예 6 | SDS/NaBH4/CH3I | 1:0.3:1 | 2.12 ×10-3㏖ | 97.8 |
실시예 7 | SDS/NaBH4/CH3I | 1:0.5:1 | 2.12 ×10-3㏖ | 99.6 |
실시예 8 | SDS/NaBH4/CH3I | 1:2:1 | 1.06 ×10-3㏖ | 98.0 |
실시예 9 | SDS/NaBH4/CH3I | 1:4:1 | 1.06 ×10-3㏖ | 96.0 |
실시예 10 | SDS/NaBH4/CH3I | 0.5:1:1 | 2.12 ×10-3㏖ | 80.0 |
실시예 11 | SDS/NaBH4/CH3I | 2:1:1 | 1.06 ×10-3㏖ | 91.0 |
실시예 12 | SDS/NaBH4/CH3I | 4:1:1 | 1.06 ×10-3㏖ | 88.0 |
실시예 13 | SDS/NaBH4/CH3I | 1:1:1 | 1.06 ×10-3㏖ | 99.0 |
실시예 14 | SDS/NaBH4/CH3I | 1:1:1 | 1.06 ×10-3㏖ | 98.9 |
구 분 | 중합촉매1) | 구성몰비 | NaBH4함량2) | 수율(%) |
실시예 15 | SDS3)/CCl4/NaBH4 | 1:1:1 | 1.06 ×10-3㏖ | 73.2 |
실시예 16 | SDS/CH2Br2/NaBH4 | 1:1:1 | 1.06 ×10-3㏖ | 96.4 |
실시예 17 | SDS/C2H5Br/NaBH4 | 1:1:1 | 1.06 ×10-3㏖ | 90.0 |
실시예 18 | SDS/C3H7I/NaBH4 | 1:1:1 | 1.06 ×10-3㏖ | 96.0 |
실시예 19 | SDS/C4H9Br/NaBH4 | 1:1:1 | 1.06 ×10-3㏖ | 83.2 |
실시예 20 | SDS/2-Iodobutane/NaBH4 | 1:1:1 | 1.06 ×10-3㏖ | 99.0 |
실시예 21 | SDS/2-methyl-3-bromopropene/NaBH4 | 1:1:1 | 1.06 ×10-3㏖ | 80.6 |
실시예 22 | SDS/2-Iodopropane/NaBH4 | 1:1:1 | 2.12 ×10-3㏖ | 75.4 |
구 분 | 촉매1) | 구성몰비 | 중합용매 | NaBH4함량2) | 수율(%) |
비교예 1 | NaBH4 | - | triglyme | 1.06 ×10-3㏖ | 0 |
비교예 2 | SDS3) | - | H2O | 1.06 ×10-3㏖4) | 0 |
비교예 3 | SDS/NaBH4 | 1:2 | H2O | 1.06 ×10-3㏖ | 14.7 |
비교예 4 | SDS/NaBH4 | 2:1 | H2O | 1.06 ×10-3㏖ | 9.5 |
비교예 5 | SDS/NaBH4 | 1:1 | H2O | 2.12 ×10-3㏖ | 22.2 |
비교예 6 | SDS/NaBH4 | 1:1 | H2O | 4.24 ×10-3㏖ | 42.1 |
Claims (6)
- 소디움 도데실설페이트 화합물 및 소디움 보로하이드라이드 화합물의 존재하에 스티렌을 유화 중합시켜 폴리스티렌을 제조하는 방법에 있어서, 소디움 도데실설페이트 화합물 및 소디움 보로하이드라이드 화합물 각 1당량에 대해 활성화제로 하기 일반식 1로 표시되는 알킬할라이드 화합물을 0.03∼20 당량비로 투입하여 생성되는 혼합물을 중합촉매로 사용하는 폴리스티렌의 제조방법(일반식 1)상기식에서X는 수소 또는 Cl, Br 또는 I에서 선택된 할로겐 원자이고 ;p, q, r은 서로 독립적으로 0, 1, 2 또는 3의 정수이며 이때 p+q+r은 0, 1, 2 또는 3의 정수이다.
- 제 1항에 있어서, 알킬할라이드 화합물은 메틸클로라이드, 메틸브로마이드, 메틸요오다이드, 에틸클로라이드, 에틸브로마이드, 에틸요오다이드, 프로필클로라이드, 프로필브로마이드, 프로필요오다이드, 부틸클로라이드, 부틸브로마이드, 부틸요오다이드 중에서 선택된 1종 이상인 것을 특징으로 하는 폴리스티렌의 제조방법
- 제 1항에 있어서, 소디움 도데실설페이트 화합물과 소디움 보로하이드라이드 화합물은 5:1∼1:5의 몰비로 혼합 사용하는 것을 특징으로 하는 폴리스티렌의 제조방법
- 제 1항에 있어서, 알킬할라이드 화합물은 소디움 도데실설페이트 화합물 1당량에 대해 0.05∼1 당량비로 혼합 사용하는 것을 특징으로 하는 폴리스티렌의 제조방법
- 제 1항에 있어서, 알킬할라이드 화합물은 소디움 도데실설페이트 화합물 1당량에 대해 0.05∼1 당량비로 혼합 사용하는 것을 특징으로 하는 폴리스티렌의 제조방법
- 제 1항에 있어서, 스티렌의 유화 중합을 10∼100℃ 사이의 온도에서 수행하는 것을 특징으로 하는 폴리스티렌의 제조방법
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KR10-2002-0039213A KR100470238B1 (ko) | 2002-07-08 | 2002-07-08 | 높은 활성을 갖는 폴리스티렌 제조용 중합 촉매 |
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Application Number | Priority Date | Filing Date | Title |
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KR10-2002-0039213A KR100470238B1 (ko) | 2002-07-08 | 2002-07-08 | 높은 활성을 갖는 폴리스티렌 제조용 중합 촉매 |
Publications (2)
Publication Number | Publication Date |
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KR20020062618A KR20020062618A (ko) | 2002-07-26 |
KR100470238B1 true KR100470238B1 (ko) | 2005-02-05 |
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Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4098847A (en) * | 1974-03-11 | 1978-07-04 | Cosden Technology, Inc. | Process for making high impact polymers from diene polymer and vinyl aromatics |
KR970065564A (ko) * | 1996-03-21 | 1997-10-13 | 뤼지오 넬리 | (메트)아크릴 및 비닐 단량체의 조절 중합화 또는 공중합화 방법 및 그의 수득된 생성물 |
KR19980018167A (ko) * | 1996-08-30 | 1998-06-05 | 엘프 아토켐 에스. 에이. | Fe, Ru 또는 Os 착물의 존재하 (메트)아크릴 및 비닐 단량체의 제어 라디칼 (공)중합 방법, 및 수득한 (공)중합체 |
KR19980018080A (ko) * | 1996-08-12 | 1998-06-05 | 루지오 넬리 | (메트) 아크릴 및 비닐 단량체의 라디칼 중합 또는 공중합의 조절 방법 및 이와 같이 하여 수득된 (공) 중합체 |
KR19980041771A (ko) * | 1996-11-07 | 1998-08-17 | 엘프아토켐에스.에이. | Rh, Co 또는 Ir 착물의 존재하에 (메트)아크릴, 비닐, 비닐리덴 및 디엔 단량체의 조절된 라디칼 (공)중합화 방법 |
US6232393B1 (en) * | 1996-09-26 | 2001-05-15 | Albemarle Corporation | Polymers flame retarded with brominated polystyrenic resins |
US6294306B1 (en) * | 2000-02-22 | 2001-09-25 | Xerox Corporation | Method of making toners |
-
2002
- 2002-07-08 KR KR10-2002-0039213A patent/KR100470238B1/ko not_active Expired - Fee Related
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4098847A (en) * | 1974-03-11 | 1978-07-04 | Cosden Technology, Inc. | Process for making high impact polymers from diene polymer and vinyl aromatics |
KR970065564A (ko) * | 1996-03-21 | 1997-10-13 | 뤼지오 넬리 | (메트)아크릴 및 비닐 단량체의 조절 중합화 또는 공중합화 방법 및 그의 수득된 생성물 |
KR19980018080A (ko) * | 1996-08-12 | 1998-06-05 | 루지오 넬리 | (메트) 아크릴 및 비닐 단량체의 라디칼 중합 또는 공중합의 조절 방법 및 이와 같이 하여 수득된 (공) 중합체 |
KR19980018167A (ko) * | 1996-08-30 | 1998-06-05 | 엘프 아토켐 에스. 에이. | Fe, Ru 또는 Os 착물의 존재하 (메트)아크릴 및 비닐 단량체의 제어 라디칼 (공)중합 방법, 및 수득한 (공)중합체 |
US6232393B1 (en) * | 1996-09-26 | 2001-05-15 | Albemarle Corporation | Polymers flame retarded with brominated polystyrenic resins |
KR19980041771A (ko) * | 1996-11-07 | 1998-08-17 | 엘프아토켐에스.에이. | Rh, Co 또는 Ir 착물의 존재하에 (메트)아크릴, 비닐, 비닐리덴 및 디엔 단량체의 조절된 라디칼 (공)중합화 방법 |
US6294306B1 (en) * | 2000-02-22 | 2001-09-25 | Xerox Corporation | Method of making toners |
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