DE3331569A1 - Verfahren zum steuern der groesse der perlen bei der herstellung von expandierbaren styrolpolymerisaten durch suspensionspolymerisation - Google Patents
Verfahren zum steuern der groesse der perlen bei der herstellung von expandierbaren styrolpolymerisaten durch suspensionspolymerisationInfo
- Publication number
- DE3331569A1 DE3331569A1 DE3331569A DE3331569A DE3331569A1 DE 3331569 A1 DE3331569 A1 DE 3331569A1 DE 3331569 A DE3331569 A DE 3331569A DE 3331569 A DE3331569 A DE 3331569A DE 3331569 A1 DE3331569 A1 DE 3331569A1
- Authority
- DE
- Germany
- Prior art keywords
- water
- ions
- aqueous phase
- inorganic
- size
- 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- Withdrawn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
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 title claims description 57
- 238000000034 method Methods 0.000 title claims description 31
- 239000011049 pearl Substances 0.000 title claims description 12
- 238000004519 manufacturing process Methods 0.000 title claims description 8
- 239000000725 suspension Substances 0.000 title description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 25
- 239000000084 colloidal system Substances 0.000 claims description 24
- 230000001681 protective effect Effects 0.000 claims description 24
- 229920000642 polymer Polymers 0.000 claims description 22
- 239000008346 aqueous phase Substances 0.000 claims description 17
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 16
- 230000008569 process Effects 0.000 claims description 14
- 239000011324 bead Substances 0.000 claims description 12
- 150000002500 ions Chemical class 0.000 claims description 12
- 150000003839 salts Chemical class 0.000 claims description 11
- 239000001506 calcium phosphate Substances 0.000 claims description 9
- 239000008139 complexing agent Substances 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 9
- QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 0.000 claims description 8
- 235000019731 tricalcium phosphate Nutrition 0.000 claims description 7
- 229910052742 iron Inorganic materials 0.000 claims description 6
- 229910021645 metal ion Inorganic materials 0.000 claims description 6
- 229910000391 tricalcium phosphate Inorganic materials 0.000 claims description 6
- 229940078499 tricalcium phosphate Drugs 0.000 claims description 6
- 239000011575 calcium Substances 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 5
- 230000000379 polymerizing effect Effects 0.000 claims description 4
- 239000004604 Blowing Agent Substances 0.000 claims description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 3
- -1 aluminum ions Chemical class 0.000 claims description 3
- 150000001768 cations Chemical class 0.000 claims description 3
- 230000003647 oxidation Effects 0.000 claims description 3
- 238000007254 oxidation reaction Methods 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- 239000007864 aqueous solution Substances 0.000 claims description 2
- 229910052791 calcium Inorganic materials 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims description 2
- 150000002739 metals Chemical class 0.000 claims description 2
- 230000000737 periodic effect Effects 0.000 claims description 2
- 239000003999 initiator Substances 0.000 claims 2
- 230000002452 interceptive effect Effects 0.000 claims 2
- 150000003254 radicals Chemical class 0.000 claims 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical class N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims 1
- 239000007900 aqueous suspension Substances 0.000 claims 1
- 239000002904 solvent Substances 0.000 claims 1
- 238000006116 polymerization reaction Methods 0.000 description 19
- 238000010557 suspension polymerization reaction Methods 0.000 description 10
- 239000003381 stabilizer Substances 0.000 description 9
- 239000000843 powder Substances 0.000 description 7
- 239000002245 particle Substances 0.000 description 6
- 239000012074 organic phase Substances 0.000 description 5
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 4
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 4
- 239000012071 phase Substances 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 235000011010 calcium phosphates Nutrition 0.000 description 3
- 239000006260 foam Substances 0.000 description 3
- 239000000178 monomer Substances 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- 229920000036 polyvinylpyrrolidone Polymers 0.000 description 3
- 239000001267 polyvinylpyrrolidone Substances 0.000 description 3
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 description 3
- 238000001228 spectrum Methods 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000004094 surface-active agent Substances 0.000 description 3
- 239000000375 suspending agent Substances 0.000 description 3
- UBOXGVDOUJQMTN-UHFFFAOYSA-N 1,1,2-trichloroethane Chemical compound ClCC(Cl)Cl UBOXGVDOUJQMTN-UHFFFAOYSA-N 0.000 description 2
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 2
- 229920000663 Hydroxyethyl cellulose Polymers 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 2
- 229910021380 Manganese Chloride Inorganic materials 0.000 description 2
- GLFNIEUTAYBVOC-UHFFFAOYSA-L Manganese chloride Chemical compound Cl[Mn]Cl GLFNIEUTAYBVOC-UHFFFAOYSA-L 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 2
- 235000019400 benzoyl peroxide Nutrition 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 229910000389 calcium phosphate Inorganic materials 0.000 description 2
- NEHMKBQYUWJMIP-UHFFFAOYSA-N chloromethane Chemical compound ClC NEHMKBQYUWJMIP-UHFFFAOYSA-N 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- LSXWFXONGKSEMY-UHFFFAOYSA-N di-tert-butyl peroxide Chemical compound CC(C)(C)OOC(C)(C)C LSXWFXONGKSEMY-UHFFFAOYSA-N 0.000 description 2
- 229920006248 expandable polystyrene Polymers 0.000 description 2
- 239000003112 inhibitor Substances 0.000 description 2
- 150000002484 inorganic compounds Chemical class 0.000 description 2
- 229910010272 inorganic material Inorganic materials 0.000 description 2
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 2
- QWTDNUCVQCZILF-UHFFFAOYSA-N isopentane Chemical compound CCC(C)C QWTDNUCVQCZILF-UHFFFAOYSA-N 0.000 description 2
- 239000011572 manganese Substances 0.000 description 2
- 239000011565 manganese chloride Substances 0.000 description 2
- 229940099607 manganese chloride Drugs 0.000 description 2
- 235000002867 manganese chloride Nutrition 0.000 description 2
- 229920000620 organic polymer Polymers 0.000 description 2
- 239000003380 propellant Substances 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- NWGFLBAZARNZJG-UHFFFAOYSA-N 1,2,5,6-tetrabromocyclodecane Chemical compound BrC1CCCCC(Br)C(Br)CCC1Br NWGFLBAZARNZJG-UHFFFAOYSA-N 0.000 description 1
- SPPWGCYEYAMHDT-UHFFFAOYSA-N 1,4-di(propan-2-yl)benzene Chemical compound CC(C)C1=CC=C(C(C)C)C=C1 SPPWGCYEYAMHDT-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
- XMNIXWIUMCBBBL-UHFFFAOYSA-N 2-(2-phenylpropan-2-ylperoxy)propan-2-ylbenzene Chemical compound C=1C=CC=CC=1C(C)(C)OOC(C)(C)C1=CC=CC=C1 XMNIXWIUMCBBBL-UHFFFAOYSA-N 0.000 description 1
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
- 229910021581 Cobalt(III) chloride Inorganic materials 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- 239000004354 Hydroxyethyl cellulose Substances 0.000 description 1
- 229910021578 Iron(III) chloride Inorganic materials 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 239000005062 Polybutadiene Substances 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- 229920006328 Styrofoam Polymers 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 150000001335 aliphatic alkanes Chemical class 0.000 description 1
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- WAKZZMMCDILMEF-UHFFFAOYSA-H barium(2+);diphosphate Chemical compound [Ba+2].[Ba+2].[Ba+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O WAKZZMMCDILMEF-UHFFFAOYSA-H 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000001273 butane Substances 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 239000001110 calcium chloride Substances 0.000 description 1
- 229910001628 calcium chloride Inorganic materials 0.000 description 1
- 159000000007 calcium salts Chemical class 0.000 description 1
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Inorganic materials [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- XTVVROIMIGLXTD-UHFFFAOYSA-N copper(II) nitrate Chemical compound [Cu+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O XTVVROIMIGLXTD-UHFFFAOYSA-N 0.000 description 1
- RQAYFLMEIDWLOG-UHFFFAOYSA-N difluoromethane dihydrochloride Chemical compound Cl.Cl.FCF RQAYFLMEIDWLOG-UHFFFAOYSA-N 0.000 description 1
- AFABGHUZZDYHJO-UHFFFAOYSA-N dimethyl butane Natural products CCCC(C)C AFABGHUZZDYHJO-UHFFFAOYSA-N 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 239000003995 emulsifying agent Substances 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 150000008282 halocarbons Chemical class 0.000 description 1
- 150000002366 halogen compounds Chemical class 0.000 description 1
- 235000019447 hydroxyethyl cellulose Nutrition 0.000 description 1
- 230000033444 hydroxylation Effects 0.000 description 1
- 238000005805 hydroxylation reaction Methods 0.000 description 1
- 229910017053 inorganic salt Inorganic materials 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- RUTXIHLAWFEWGM-UHFFFAOYSA-H iron(3+) sulfate Chemical compound [Fe+3].[Fe+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O RUTXIHLAWFEWGM-UHFFFAOYSA-H 0.000 description 1
- 229910000360 iron(III) sulfate Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 229940050176 methyl chloride Drugs 0.000 description 1
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 1
- KKFHAJHLJHVUDM-UHFFFAOYSA-N n-vinylcarbazole Chemical compound C1=CC=C2N(C=C)C3=CC=CC=C3C2=C1 KKFHAJHLJHVUDM-UHFFFAOYSA-N 0.000 description 1
- MGFYIUFZLHCRTH-UHFFFAOYSA-N nitrilotriacetic acid Chemical compound OC(=O)CN(CC(O)=O)CC(O)=O MGFYIUFZLHCRTH-UHFFFAOYSA-N 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 235000021317 phosphate Nutrition 0.000 description 1
- 229920002857 polybutadiene Polymers 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 238000010526 radical polymerization reaction Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 125000003011 styrenyl group Chemical group [H]\C(*)=C(/[H])C1=C([H])C([H])=C([H])C([H])=C1[H] 0.000 description 1
- 239000008261 styrofoam Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- GJBRNHKUVLOCEB-UHFFFAOYSA-N tert-butyl benzenecarboperoxoate Chemical compound CC(C)(C)OOC(=O)C1=CC=CC=C1 GJBRNHKUVLOCEB-UHFFFAOYSA-N 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- IEKWPPTXWFKANS-UHFFFAOYSA-K trichlorocobalt Chemical compound Cl[Co](Cl)Cl IEKWPPTXWFKANS-UHFFFAOYSA-K 0.000 description 1
- CYRMSUTZVYGINF-UHFFFAOYSA-N trichlorofluoromethane Chemical compound FC(Cl)(Cl)Cl CYRMSUTZVYGINF-UHFFFAOYSA-N 0.000 description 1
- 229940029284 trichlorofluoromethane Drugs 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 description 1
- 229960001763 zinc sulfate Drugs 0.000 description 1
- 229910000368 zinc sulfate Inorganic materials 0.000 description 1
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
- C08J9/16—Making expandable particles
- C08J9/20—Making expandable particles by suspension polymerisation in the presence of the blowing agent
-
- 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
- C08J2325/04—Homopolymers or copolymers of styrene
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
- Y10S264/09—Pre-expansion of foamed polystyrene
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
- Y10S264/15—Aging of foamed resin products
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)
- Polymerisation Methods In General (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3331569A DE3331569A1 (de) | 1983-09-01 | 1983-09-01 | Verfahren zum steuern der groesse der perlen bei der herstellung von expandierbaren styrolpolymerisaten durch suspensionspolymerisation |
| EP84107707A EP0143880B1 (de) | 1983-09-01 | 1984-07-03 | Verfahren zum Steuern der Grösse der Perlen bei der Herstellung von expandierbaren Styrolpolymerisaten durch Suspensionspolymerisation |
| DE8484107707T DE3476546D1 (en) | 1983-09-01 | 1984-07-03 | Process for controlling pearl dimensions in the preparation of expandable styrene polymers by suspension polymerization |
| US06/644,253 US4609512A (en) | 1983-09-01 | 1984-08-27 | Process for controlling bead size in the manufacture of expandable styrene polymers by suspension polymerization |
| FI843366A FI81590C (fi) | 1983-09-01 | 1984-08-27 | Foerfarande foer styrning av paerlstorleken vid framstaellning av expanderbara styrenpolymerisat genom suspensionspolymerisation. |
| JP59180846A JPS6071613A (ja) | 1983-09-01 | 1984-08-31 | 発泡可能なスチロ−ル重合体の製造の際に、パ−ルの大きさを制御する方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3331569A DE3331569A1 (de) | 1983-09-01 | 1983-09-01 | Verfahren zum steuern der groesse der perlen bei der herstellung von expandierbaren styrolpolymerisaten durch suspensionspolymerisation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE3331569A1 true DE3331569A1 (de) | 1985-03-21 |
Family
ID=6208005
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE3331569A Withdrawn DE3331569A1 (de) | 1983-09-01 | 1983-09-01 | Verfahren zum steuern der groesse der perlen bei der herstellung von expandierbaren styrolpolymerisaten durch suspensionspolymerisation |
| DE8484107707T Expired DE3476546D1 (en) | 1983-09-01 | 1984-07-03 | Process for controlling pearl dimensions in the preparation of expandable styrene polymers by suspension polymerization |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE8484107707T Expired DE3476546D1 (en) | 1983-09-01 | 1984-07-03 | Process for controlling pearl dimensions in the preparation of expandable styrene polymers by suspension polymerization |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4609512A (enExample) |
| EP (1) | EP0143880B1 (enExample) |
| JP (1) | JPS6071613A (enExample) |
| DE (2) | DE3331569A1 (enExample) |
| FI (1) | FI81590C (enExample) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2206122A (en) * | 1987-06-22 | 1988-12-29 | Aqualon Co | Process for preparation of polymers by suspension polymerization of a vinyl monomer in the presence of a hydrophobically modified water-soluble, nonionic cellulose ether polymer in combination with an electrolyte and polymers prepared by same |
| US4883850A (en) * | 1987-06-22 | 1989-11-28 | Aqualon Company | Process for preparation of polymers by suspension polymerization of vinyl monomer in the presence of hydrophobically modified watersoluble, nonionic cellulose ether polymer in combination with electrolyte |
| DE3728044A1 (de) * | 1987-08-22 | 1989-03-02 | Huels Chemische Werke Ag | Verfahren zur herstellung von styrolpolymerisaten mit enger korngroessenverteilung |
| DE3921147A1 (de) * | 1989-06-28 | 1991-01-10 | Basf Ag | Verfahren zur herstellung von perlfoermigen expandierbaren styrolpolymerisaten |
| GB9721603D0 (en) | 1997-10-10 | 1997-12-10 | Dyno Ind Asa | Method |
| DE19816461C1 (de) * | 1998-04-14 | 1999-12-09 | Buna Sow Leuna Olefinverb Gmbh | Verfahren und Vorrichtung zur Herstellung von expandierbaren Styrolpolymerisaten |
| DE19816464C1 (de) * | 1998-04-14 | 1999-12-09 | Buna Sow Leuna Olefinverb Gmbh | Verfahren und Vorrichtung zur Herstellung von expandierbaren Styrolpolymerisaten |
| DE19816469C1 (de) * | 1998-04-14 | 1999-12-09 | Buna Sow Leuna Olefinverb Gmbh | Verfahren und Vorrichtung zur Herstellung von expandierbaren Styrolpolymerisaten |
| US6303664B1 (en) * | 1999-10-29 | 2001-10-16 | Styrochem Delaware, Inc. | Treatment for reducing residual carbon in the lost foam process |
| RU2204573C2 (ru) * | 2001-05-07 | 2003-05-20 | Открытое акционерное общество "Ангарский завод полимеров" | Способ получения вспенивающегося полистирола |
| JP5209900B2 (ja) * | 2007-05-22 | 2013-06-12 | 松本油脂製薬株式会社 | 熱膨張性微小球の製造方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3222340A (en) * | 1961-02-27 | 1965-12-07 | Monsanto Co | Process for preparing bead polymers in aqueous medium containing calcium phosphate and an amino polyacetic acid compound |
| BE631559A (enExample) * | 1962-04-28 | |||
| US3462380A (en) * | 1966-03-24 | 1969-08-19 | Dow Chemical Co | Suspension polymerization process for vinyl aryl monomers |
| DE2510937B2 (de) * | 1975-03-13 | 1981-05-27 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Herstellung expandierbarer Polystyrolpartikel |
| US4303784A (en) * | 1980-05-05 | 1981-12-01 | Arco Polymers, Inc. | Production of polystyrene reflector beads |
| US4361656A (en) * | 1981-08-03 | 1982-11-30 | American Hoechst Corporation | Method of making expandable styrene-type polymer beads |
-
1983
- 1983-09-01 DE DE3331569A patent/DE3331569A1/de not_active Withdrawn
-
1984
- 1984-07-03 EP EP84107707A patent/EP0143880B1/de not_active Expired
- 1984-07-03 DE DE8484107707T patent/DE3476546D1/de not_active Expired
- 1984-08-27 FI FI843366A patent/FI81590C/fi not_active IP Right Cessation
- 1984-08-27 US US06/644,253 patent/US4609512A/en not_active Expired - Lifetime
- 1984-08-31 JP JP59180846A patent/JPS6071613A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6071613A (ja) | 1985-04-23 |
| FI81590B (fi) | 1990-07-31 |
| JPH0124801B2 (enExample) | 1989-05-15 |
| EP0143880A3 (en) | 1986-09-03 |
| DE3476546D1 (en) | 1989-03-09 |
| FI843366L (fi) | 1985-03-02 |
| EP0143880B1 (de) | 1989-02-01 |
| FI843366A0 (fi) | 1984-08-27 |
| FI81590C (fi) | 1990-11-12 |
| EP0143880A2 (de) | 1985-06-12 |
| US4609512A (en) | 1986-09-02 |
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| 8127 | New person/name/address of the applicant |
Owner name: HUELS AG, 4370 MARL, DE |
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