NO822818L - Fremgangsmaate til fremstilling av polymerer og kopolymerer av vinylklorid og deres anvendelse som viskositetssenkende middel ved tilberedning av plastisoler - Google Patents
Fremgangsmaate til fremstilling av polymerer og kopolymerer av vinylklorid og deres anvendelse som viskositetssenkende middel ved tilberedning av plastisolerInfo
- Publication number
- NO822818L NO822818L NO822818A NO822818A NO822818L NO 822818 L NO822818 L NO 822818L NO 822818 A NO822818 A NO 822818A NO 822818 A NO822818 A NO 822818A NO 822818 L NO822818 L NO 822818L
- Authority
- NO
- Norway
- Prior art keywords
- viscosity
- vinyl acetate
- polymerization
- copolymers
- parts
- Prior art date
Links
- 239000004999 plastisol Substances 0.000 title claims description 28
- 229920001577 copolymer Polymers 0.000 title claims description 22
- 238000000034 method Methods 0.000 title claims description 16
- 229920000642 polymer Polymers 0.000 title claims description 16
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 title claims description 10
- 239000003795 chemical substances by application Substances 0.000 title description 3
- 229920001944 Plastisol Polymers 0.000 claims description 27
- 239000000725 suspension Substances 0.000 claims description 17
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 15
- -1 hydroxypropoxyl Chemical group 0.000 claims description 15
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 14
- 239000005977 Ethylene Substances 0.000 claims description 14
- 239000000178 monomer Substances 0.000 claims description 12
- 238000006116 polymerization reaction Methods 0.000 claims description 12
- 238000006467 substitution reaction Methods 0.000 claims description 10
- 239000003381 stabilizer Substances 0.000 claims description 9
- 239000007864 aqueous solution Substances 0.000 claims description 8
- 229920000609 methyl cellulose Polymers 0.000 claims description 8
- 239000003054 catalyst Substances 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 239000001923 methylcellulose Substances 0.000 claims description 7
- GRVDJDISBSALJP-UHFFFAOYSA-N methyloxidanyl Chemical group [O]C GRVDJDISBSALJP-UHFFFAOYSA-N 0.000 claims description 7
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 claims description 6
- 239000004014 plasticizer Substances 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 4
- 239000006185 dispersion Substances 0.000 claims description 3
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims description 3
- 239000000654 additive Substances 0.000 claims description 2
- 238000010557 suspension polymerization reaction Methods 0.000 claims description 2
- 229920002554 vinyl polymer Polymers 0.000 claims description 2
- 239000000375 suspending agent Substances 0.000 claims 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 28
- 239000004800 polyvinyl chloride Substances 0.000 description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 15
- 230000000694 effects Effects 0.000 description 10
- 230000000052 comparative effect Effects 0.000 description 8
- 229920002678 cellulose Polymers 0.000 description 7
- 235000010980 cellulose Nutrition 0.000 description 7
- 235000010981 methylcellulose Nutrition 0.000 description 7
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 6
- 239000001913 cellulose Substances 0.000 description 5
- 239000003995 emulsifying agent Substances 0.000 description 5
- YIVJZNGAASQVEM-UHFFFAOYSA-N Lauroyl peroxide Chemical compound CCCCCCCCCCCC(=O)OOC(=O)CCCCCCCCCCC YIVJZNGAASQVEM-UHFFFAOYSA-N 0.000 description 4
- 239000003638 chemical reducing agent Substances 0.000 description 3
- 230000002950 deficient Effects 0.000 description 3
- 238000007872 degassing Methods 0.000 description 3
- QWVBGCWRHHXMRM-UHFFFAOYSA-N hexadecoxycarbonyloxy hexadecyl carbonate Chemical compound CCCCCCCCCCCCCCCCOC(=O)OOC(=O)OCCCCCCCCCCCCCCCC QWVBGCWRHHXMRM-UHFFFAOYSA-N 0.000 description 3
- 239000004615 ingredient Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 229910000029 sodium carbonate Inorganic materials 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 239000010935 stainless steel Substances 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
- QQONPFPTGQHPMA-UHFFFAOYSA-N Propene Chemical compound CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 229920002689 polyvinyl acetate Polymers 0.000 description 2
- 239000011118 polyvinyl acetate Substances 0.000 description 2
- 239000011164 primary particle Substances 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 239000004094 surface-active agent Substances 0.000 description 2
- ZICNIEOYWVIEQJ-UHFFFAOYSA-N (2-methylbenzoyl) 2-methylbenzenecarboperoxoate Chemical compound CC1=CC=CC=C1C(=O)OOC(=O)C1=CC=CC=C1C ZICNIEOYWVIEQJ-UHFFFAOYSA-N 0.000 description 1
- NOBYOEQUFMGXBP-UHFFFAOYSA-N (4-tert-butylcyclohexyl) (4-tert-butylcyclohexyl)oxycarbonyloxy carbonate Chemical compound C1CC(C(C)(C)C)CCC1OC(=O)OOC(=O)OC1CCC(C(C)(C)C)CC1 NOBYOEQUFMGXBP-UHFFFAOYSA-N 0.000 description 1
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-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
- 239000004908 Emulsion polymer Substances 0.000 description 1
- 229920002153 Hydroxypropyl cellulose Polymers 0.000 description 1
- 229920003346 Levapren® Polymers 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 1
- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical compound [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 description 1
- XSTXAVWGXDQKEL-UHFFFAOYSA-N Trichloroethylene Chemical compound ClC=C(Cl)Cl XSTXAVWGXDQKEL-UHFFFAOYSA-N 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- BFCGQKHVWYGVLK-UHFFFAOYSA-N carboxy hydrogen carbonate;1-hexadecylperoxyhexadecane Chemical compound OC(=O)OC(O)=O.CCCCCCCCCCCCCCCCOOCCCCCCCCCCCCCCCC BFCGQKHVWYGVLK-UHFFFAOYSA-N 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 229920003086 cellulose ether Polymers 0.000 description 1
- 239000011362 coarse particle Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000012933 diacyl peroxide Substances 0.000 description 1
- 125000004177 diethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- DSTWFRCNXMNXTR-WAYWQWQTSA-N dipropyl (z)-but-2-enedioate Chemical compound CCCOC(=O)\C=C/C(=O)OCCC DSTWFRCNXMNXTR-WAYWQWQTSA-N 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 125000003438 dodecyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 238000001879 gelation Methods 0.000 description 1
- 239000001863 hydroxypropyl cellulose Substances 0.000 description 1
- 235000010977 hydroxypropyl cellulose Nutrition 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 238000010409 ironing Methods 0.000 description 1
- 239000004816 latex Substances 0.000 description 1
- 229920000126 latex Polymers 0.000 description 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 1
- 239000011976 maleic acid Substances 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 150000005673 monoalkenes Chemical class 0.000 description 1
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 125000005634 peroxydicarbonate group Chemical group 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 238000010526 radical polymerization reaction Methods 0.000 description 1
- 239000011163 secondary particle Substances 0.000 description 1
- 235000019333 sodium laurylsulphate Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000001694 spray drying Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- CSKKAINPUYTTRW-UHFFFAOYSA-N tetradecoxycarbonyloxy tetradecyl carbonate Chemical compound CCCCCCCCCCCCCCOC(=O)OOC(=O)OCCCCCCCCCCCCCC CSKKAINPUYTTRW-UHFFFAOYSA-N 0.000 description 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 1
- 229960002415 trichloroethylene Drugs 0.000 description 1
- 229920001567 vinyl ester resin Polymers 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
- C08F14/00—Homopolymers and 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 a halogen
- C08F14/02—Monomers containing chlorine
- C08F14/04—Monomers containing two carbon atoms
- C08F14/06—Vinyl chloride
-
- 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
- C08F255/00—Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group C08F10/00
- C08F255/02—Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group C08F10/00 on to polymers of olefins having two or three carbon atoms
- C08F255/026—Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group C08F10/00 on to polymers of olefins having two or three carbon atoms on to ethylene-vinylester copolymers
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)
- Polymerisation Methods In General (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19813132890 DE3132890A1 (de) | 1981-08-20 | 1981-08-20 | Verfahren zur herstellung von polymeren und copolymeren des vinylchlorids durch suspensionspolymerisation und verwendung fuer den einsatz als viskositaetserniedriger in der plastisolverarbeitung |
Publications (1)
Publication Number | Publication Date |
---|---|
NO822818L true NO822818L (no) | 1983-02-21 |
Family
ID=6139699
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO822818A NO822818L (no) | 1981-08-20 | 1982-08-18 | Fremgangsmaate til fremstilling av polymerer og kopolymerer av vinylklorid og deres anvendelse som viskositetssenkende middel ved tilberedning av plastisoler |
Country Status (7)
Country | Link |
---|---|
US (1) | US4525559A (ja) |
EP (1) | EP0072900B1 (ja) |
JP (1) | JPS5838704A (ja) |
BR (1) | BR8204819A (ja) |
CA (1) | CA1205243A (ja) |
DE (2) | DE3132890A1 (ja) |
NO (1) | NO822818L (ja) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3147672A1 (de) * | 1981-12-02 | 1983-06-09 | Chemische Werke Hüls AG, 4370 Marl | Verfahren zur herstellung von polymeren und copolymeren des vinylchlorids und deren verwendung |
US4607058A (en) * | 1985-05-20 | 1986-08-19 | The B. F. Goodrich Company | Process for preparing high bulk density vinyl resins |
US4629743A (en) * | 1985-05-20 | 1986-12-16 | The B.F. Goodrich Company | Process for preparing high bulk density vinyl resins |
DE3544235C2 (de) * | 1985-12-14 | 1993-10-07 | Hoechst Ag | Formmasse zur Verarbeitung als Plastisol |
US5198501A (en) * | 1990-08-20 | 1993-03-30 | Air Products And Chemicals, Inc. | In-situ polymerized blends of vinyl acetate/ethylene copolymar and poly(vinyl chloride) |
DE4029471A1 (de) * | 1990-09-17 | 1992-03-19 | Wacker Chemie Gmbh | Verfahren zur herstellung eines feinteiligen vinylchlorid-pfropfcopolymerisats und verwendung fuer den einsatz als viskositaetserniedriger und mattierungsmittel |
US5091548A (en) * | 1991-05-29 | 1992-02-25 | Basf Corporation | Solventless process for preparing sulfophenethylsiloxane or sulfonaphyhylethylsiloxanes |
JP2576926B2 (ja) * | 1992-03-31 | 1997-01-29 | 日本ゼオン株式会社 | ペースト用塩化ビニル樹脂の製造方法 |
JP4260101B2 (ja) | 2004-11-22 | 2009-04-30 | 有限会社インディ | 上部肌着 |
CA2602115A1 (en) | 2005-04-04 | 2006-10-12 | Yugenkaisha Chouryu | Clothes with breast cup parts such as brassiere |
WO2007032630A1 (en) * | 2005-09-13 | 2007-03-22 | Lg Chem, Ltd. | Method of preparing vinylchloride-based copolymer and vinylchloride plastisol composition including vinylchloride-based copolymer prepared using the method |
US9334344B2 (en) | 2010-09-22 | 2016-05-10 | Vinnolit Gmbh & Co. Kg | Process for the production of a polyvinyl-chloride (PVC) resin |
CN103524647B (zh) * | 2013-08-16 | 2016-10-12 | 巨化集团技术中心 | 一种聚偏氟乙烯树脂的制备方法 |
US9175921B2 (en) | 2013-10-09 | 2015-11-03 | Russell Scott HUGHES | Portable bench |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3010931A (en) * | 1958-12-08 | 1961-11-28 | Monsanto Chemicals | Resinous composition comprising a vinyl halide polymer and a nitroethylbenzene |
NL297480A (ja) * | 1962-09-04 | |||
DE1770113C2 (de) * | 1968-04-02 | 1984-01-05 | Wacker-Chemie GmbH, 8000 München | Verfahren zur Polymerisation von Vinylchlorid in wäßriger Suspension |
US3853970A (en) * | 1971-09-15 | 1974-12-10 | Diamond Shamrock Corp | Vinyl chloride graft polymers and process for preparation thereof |
DE2335734B2 (de) * | 1973-07-13 | 1978-10-05 | Wacker-Chemie Gmbh, 8000 Muenchen | Schlagfeste Formmassen auf der Basis von Polyvinylchlorid |
US4011388A (en) * | 1974-07-02 | 1977-03-08 | E. I. Du Pont De Nemours And Company | Process for preparing emulsions by polymerization of aqueous monomer-polymer dispersions |
DD152346A1 (de) * | 1980-08-01 | 1981-11-25 | Wolfgang Thuemmler | Verfahren zur herstellung von leicht entmonomerisierbaren vinylchloridpolymeren |
DE3046652C2 (de) * | 1980-12-11 | 1984-10-25 | Chemische Werke Hüls AG, 4370 Marl | Verfahren zur Suspensionspolymerisation von Vinylchlorid und Verwendung der so hergestellten Polymerisate |
-
1981
- 1981-08-20 DE DE19813132890 patent/DE3132890A1/de not_active Withdrawn
-
1982
- 1982-06-24 DE DE8282105564T patent/DE3273018D1/de not_active Expired
- 1982-06-24 EP EP82105564A patent/EP0072900B1/de not_active Expired
- 1982-07-02 CA CA000406470A patent/CA1205243A/en not_active Expired
- 1982-08-18 BR BR8204819A patent/BR8204819A/pt unknown
- 1982-08-18 NO NO822818A patent/NO822818L/no unknown
- 1982-08-19 JP JP57142759A patent/JPS5838704A/ja active Pending
- 1982-08-20 US US06/409,795 patent/US4525559A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE3132890A1 (de) | 1983-03-03 |
BR8204819A (pt) | 1983-08-02 |
DE3273018D1 (en) | 1986-10-09 |
JPS5838704A (ja) | 1983-03-07 |
US4525559A (en) | 1985-06-25 |
EP0072900A1 (de) | 1983-03-02 |
CA1205243A (en) | 1986-05-27 |
EP0072900B1 (de) | 1986-09-03 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
NO822818L (no) | Fremgangsmaate til fremstilling av polymerer og kopolymerer av vinylklorid og deres anvendelse som viskositetssenkende middel ved tilberedning av plastisoler | |
US4360651A (en) | Process for preparing spherical and porous vinyl resin particles | |
EP0334354A2 (en) | Preparation of aqueous polymer emulsions in the presence of hydrophobically modified hydroxyethylcellulose | |
US3875130A (en) | Preparation with seeding of polymers insoluble in their monomeric compositions | |
EP0377533B1 (en) | Method for the preparation of a vinyl chloride-based polymer | |
AU689621B2 (en) | Suspending agent for suspension polymerization of vinyl compound | |
NO824034L (no) | Fremgangsmaate til fremstilling av og anvendelse av polymerer og kopolymerer av vinylklorid | |
NO822817L (no) | Fremgangsmaate til fremstilling av polymerer og kopolymerer av vinylklorid og anvendelse av slike polymerer | |
NO169719B (no) | Fremgangsmaate for polymerisasjon av sfaerisk formede, poroese polymerpartikler | |
CA1218795A (en) | Process for producing spherical and porous vinyl resin particles | |
EP0123364B1 (en) | Vinyl chloride polymers | |
NO831703L (no) | Fremgangsmaate til fremstilling av polymerer og kopolymerer av vinylklorid og deres anvendelse som viskositetssenkende middel ved tilberedning av plastisoler | |
JPH06211909A (ja) | 塩化ビニル系重合体の製造方法およびその組成物 | |
JPH07107081B2 (ja) | 塩化ビニルラテツクス重合体の製造法 | |
NO158138B (no) | Fremgangsmaate ved polymerisering av vinylklorid. | |
CA1243795A (en) | Vinyl chloride polymers | |
AU540016B2 (en) | Process for preparing spherical and porous vinyl resin particles | |
JPH0240692B2 (ja) | ||
JPH0665309A (ja) | 塩化ビニル系重合体の製造方法 | |
JP2002220404A (ja) | 塩化ビニル系重合体の製造方法 | |
JPH07216003A (ja) | 塩化ビニル系重合体の製造方法 | |
JPH10310611A (ja) | 高カサ比重塩化ビニル系重合体の製造方法 | |
JPH0776602A (ja) | 塩化ビニル系重合体の製造方法 | |
JPH06192306A (ja) | エチレン−塩化ビニル系共重合体の製造方法 | |
JPH10231305A (ja) | 塩化ビニル系重合体の製造方法 |