DE2520317A1 - Statistische gemische halogenierter bisphenole mit halogenfreien bisphenolen sowie ein verfahren zu ihrer herstellung sowie ihre verwendung zur herstellung von hochmolekularen thermoplastischen polycarbonaten - Google Patents
Statistische gemische halogenierter bisphenole mit halogenfreien bisphenolen sowie ein verfahren zu ihrer herstellung sowie ihre verwendung zur herstellung von hochmolekularen thermoplastischen polycarbonatenInfo
- Publication number
- DE2520317A1 DE2520317A1 DE19752520317 DE2520317A DE2520317A1 DE 2520317 A1 DE2520317 A1 DE 2520317A1 DE 19752520317 DE19752520317 DE 19752520317 DE 2520317 A DE2520317 A DE 2520317A DE 2520317 A1 DE2520317 A1 DE 2520317A1
- Authority
- DE
- Germany
- Prior art keywords
- bisphenol
- bisphenols
- weight
- chlorine
- bromine
- 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- Withdrawn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
- 229930185605 Bisphenol Natural products 0.000 title claims description 61
- 239000000203 mixture Substances 0.000 title claims description 59
- VPWNQTHUCYMVMZ-UHFFFAOYSA-N 4,4'-sulfonyldiphenol Chemical class C1=CC(O)=CC=C1S(=O)(=O)C1=CC=C(O)C=C1 VPWNQTHUCYMVMZ-UHFFFAOYSA-N 0.000 title claims description 35
- 229920000515 polycarbonate Polymers 0.000 title claims description 25
- 239000004417 polycarbonate Substances 0.000 title claims description 25
- 238000000034 method Methods 0.000 title claims description 23
- 238000004519 manufacturing process Methods 0.000 title claims description 15
- 229920001169 thermoplastic Polymers 0.000 title description 6
- 239000004416 thermosoftening plastic Substances 0.000 title description 6
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 claims description 71
- 229910052794 bromium Inorganic materials 0.000 claims description 48
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 claims description 45
- 239000000460 chlorine Substances 0.000 claims description 45
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 claims description 44
- 229910052801 chlorine Inorganic materials 0.000 claims description 44
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 41
- 229910052736 halogen Inorganic materials 0.000 claims description 35
- 150000002367 halogens Chemical class 0.000 claims description 35
- 238000006243 chemical reaction Methods 0.000 claims description 24
- 238000002360 preparation method Methods 0.000 claims description 7
- 239000011261 inert gas Substances 0.000 claims description 4
- 239000004215 Carbon black (E152) Substances 0.000 claims description 3
- 229930195733 hydrocarbon Natural products 0.000 claims description 3
- 150000002430 hydrocarbons Chemical class 0.000 claims description 3
- 229910052739 hydrogen Inorganic materials 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
- 125000002947 alkylene group Chemical group 0.000 claims 1
- 239000000243 solution Substances 0.000 description 23
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 19
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 18
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 14
- 239000000725 suspension Substances 0.000 description 12
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 10
- 229940106691 bisphenol a Drugs 0.000 description 10
- 238000005658 halogenation reaction Methods 0.000 description 10
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 description 9
- 238000005660 chlorination reaction Methods 0.000 description 9
- 230000026030 halogenation Effects 0.000 description 9
- 229910052757 nitrogen Inorganic materials 0.000 description 9
- 238000005893 bromination reaction Methods 0.000 description 7
- 239000007795 chemical reaction product Substances 0.000 description 7
- 239000007789 gas Substances 0.000 description 7
- 239000007790 solid phase Substances 0.000 description 7
- 230000031709 bromination Effects 0.000 description 6
- 239000012071 phase Substances 0.000 description 6
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- YGYAWVDWMABLBF-UHFFFAOYSA-N Phosgene Chemical compound ClC(Cl)=O YGYAWVDWMABLBF-UHFFFAOYSA-N 0.000 description 4
- 238000013375 chromatographic separation Methods 0.000 description 4
- 125000003963 dichloro group Chemical group Cl* 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 4
- 238000000746 purification Methods 0.000 description 4
- 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 compound 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 description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- CPELXLSAUQHCOX-UHFFFAOYSA-N Hydrogen bromide Chemical compound Br CPELXLSAUQHCOX-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- CODNYICXDISAEA-UHFFFAOYSA-N bromine monochloride Chemical compound BrCl CODNYICXDISAEA-UHFFFAOYSA-N 0.000 description 3
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 125000000950 dibromo group Chemical group Br* 0.000 description 3
- 239000003063 flame retardant Substances 0.000 description 3
- 125000004464 hydroxyphenyl group Chemical group 0.000 description 3
- 238000003746 solid phase reaction Methods 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 238000010626 work up procedure Methods 0.000 description 3
- QPFMBZIOSGYJDE-UHFFFAOYSA-N 1,1,2,2-tetrachloroethane Chemical compound ClC(Cl)C(Cl)Cl QPFMBZIOSGYJDE-UHFFFAOYSA-N 0.000 description 2
- OQADATLUDADTND-UHFFFAOYSA-N 2,6-dichloro-4-[2-(3-chloro-4-hydroxyphenyl)propan-2-yl]phenol Chemical compound C=1C(Cl)=C(O)C(Cl)=CC=1C(C)(C)C1=CC=C(O)C(Cl)=C1 OQADATLUDADTND-UHFFFAOYSA-N 0.000 description 2
- WJQOZHYUIDYNHM-UHFFFAOYSA-N 2-tert-Butylphenol Chemical compound CC(C)(C)C1=CC=CC=C1O WJQOZHYUIDYNHM-UHFFFAOYSA-N 0.000 description 2
- VENULINRALIKKV-UHFFFAOYSA-N 3-monobromobisphenol A Chemical compound C=1C=C(O)C(Br)=CC=1C(C)(C)C1=CC=C(O)C=C1 VENULINRALIKKV-UHFFFAOYSA-N 0.000 description 2
- 229910014265 BrCl Inorganic materials 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- NEHMKBQYUWJMIP-UHFFFAOYSA-N chloromethane Chemical compound ClC NEHMKBQYUWJMIP-UHFFFAOYSA-N 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000011541 reaction mixture Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- YIYBRXKMQFDHSM-UHFFFAOYSA-N 2,2'-Dihydroxybenzophenone Chemical class OC1=CC=CC=C1C(=O)C1=CC=CC=C1O YIYBRXKMQFDHSM-UHFFFAOYSA-N 0.000 description 1
- VXHYVVAUHMGCEX-UHFFFAOYSA-N 2-(2-hydroxyphenoxy)phenol Chemical class OC1=CC=CC=C1OC1=CC=CC=C1O VXHYVVAUHMGCEX-UHFFFAOYSA-N 0.000 description 1
- BLDLRWQLBOJPEB-UHFFFAOYSA-N 2-(2-hydroxyphenyl)sulfanylphenol Chemical class OC1=CC=CC=C1SC1=CC=CC=C1O BLDLRWQLBOJPEB-UHFFFAOYSA-N 0.000 description 1
- XSVZEASGNTZBRQ-UHFFFAOYSA-N 2-(2-hydroxyphenyl)sulfinylphenol Chemical class OC1=CC=CC=C1S(=O)C1=CC=CC=C1O XSVZEASGNTZBRQ-UHFFFAOYSA-N 0.000 description 1
- QUWAJPZDCZDTJS-UHFFFAOYSA-N 2-(2-hydroxyphenyl)sulfonylphenol Chemical class OC1=CC=CC=C1S(=O)(=O)C1=CC=CC=C1O QUWAJPZDCZDTJS-UHFFFAOYSA-N 0.000 description 1
- BMYNFMYTOJXKLE-UHFFFAOYSA-N 3-azaniumyl-2-hydroxypropanoate Chemical compound NCC(O)C(O)=O BMYNFMYTOJXKLE-UHFFFAOYSA-N 0.000 description 1
- FVKYHUBHBRJSDA-UHFFFAOYSA-N 4-[2-(4-hydroxyphenyl)propan-2-yl]phenol propane Chemical compound OC1=CC=C(C=C1)C(C)(C)C1=CC=C(C=C1)O.CCC FVKYHUBHBRJSDA-UHFFFAOYSA-N 0.000 description 1
- 125000004203 4-hydroxyphenyl group Chemical group [H]OC1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- SDDLEVPIDBLVHC-UHFFFAOYSA-N Bisphenol Z Chemical compound C1=CC(O)=CC=C1C1(C=2C=CC(O)=CC=2)CCCCC1 SDDLEVPIDBLVHC-UHFFFAOYSA-N 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- KYPYTERUKNKOLP-UHFFFAOYSA-N Tetrachlorobisphenol A Chemical compound C=1C(Cl)=C(O)C(Cl)=CC=1C(C)(C)C1=CC(Cl)=C(O)C(Cl)=C1 KYPYTERUKNKOLP-UHFFFAOYSA-N 0.000 description 1
- SLLIVEFURLIQGI-UHFFFAOYSA-N [Cl].ClC(Cl)(Cl)Cl Chemical compound [Cl].ClC(Cl)(Cl)Cl SLLIVEFURLIQGI-UHFFFAOYSA-N 0.000 description 1
- SYKNUAWMBRIEKB-UHFFFAOYSA-N [Cl].[Br] Chemical compound [Cl].[Br] SYKNUAWMBRIEKB-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 150000001335 aliphatic alkanes Chemical class 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 125000001246 bromo group Chemical group Br* 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 150000001924 cycloalkanes Chemical class 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000005227 gel permeation chromatography Methods 0.000 description 1
- 150000008282 halocarbons Chemical class 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000005501 phase interface Effects 0.000 description 1
- 238000006068 polycondensation reaction Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 238000011403 purification operation Methods 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C317/00—Sulfones; Sulfoxides
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C323/00—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/62—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by introduction of halogen; by substitution of halogen atoms by other halogen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C39/00—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring
- C07C39/12—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring polycyclic with no unsaturation outside the aromatic rings
- C07C39/15—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring polycyclic with no unsaturation outside the aromatic rings with all hydroxy groups on non-condensed rings, e.g. phenylphenol
- C07C39/16—Bis-(hydroxyphenyl) alkanes; Tris-(hydroxyphenyl)alkanes
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C39/00—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring
- C07C39/24—Halogenated derivatives
- C07C39/367—Halogenated derivatives polycyclic non-condensed, containing only six-membered aromatic rings as cyclic parts, e.g. halogenated poly-hydroxyphenylalkanes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/20—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the epoxy compounds used
- C08G59/22—Di-epoxy compounds
- C08G59/30—Di-epoxy compounds containing atoms other than carbon, hydrogen, oxygen and nitrogen
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/68—Polyesters containing atoms other than carbon, hydrogen and oxygen
- C08G63/682—Polyesters containing atoms other than carbon, hydrogen and oxygen containing halogens
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Polyesters Or Polycarbonates (AREA)
Priority Applications (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19752520317 DE2520317A1 (de) | 1975-05-07 | 1975-05-07 | Statistische gemische halogenierter bisphenole mit halogenfreien bisphenolen sowie ein verfahren zu ihrer herstellung sowie ihre verwendung zur herstellung von hochmolekularen thermoplastischen polycarbonaten |
| US05/678,807 US4075119A (en) | 1975-05-07 | 1976-04-21 | Statistical mixtures of halogenated bisphenols with halogen-free bisphenols |
| IT49334/76A IT1061247B (it) | 1975-05-07 | 1976-05-05 | Miscugli statistici di bisfenoli e procedimento per la loro produzione ed applicazione |
| JP51050984A JPS51138632A (en) | 1975-05-07 | 1976-05-06 | Statistical mixture of halogenncontaining bissphenol and nonnhalogenncontaining bissphenol |
| GB18624/76A GB1497841A (en) | 1975-05-07 | 1976-05-06 | Statistical mixtures of halogenated bisphenols with halogen-free bisphenols and process for their preparation |
| NL7604863A NL7604863A (nl) | 1975-05-07 | 1976-05-06 | Statistische mengsels van gehalogeneerde bisfeno- len met halogeenvrije bisfenolen, werkwijze ter bereiding ervan alsmede toepassing ervan ter bereiding van grootmoleculige thermoplastische polycarbonaten. |
| BE166825A BE841569A (fr) | 1975-05-07 | 1976-05-07 | Melanges statistiques de bisphenols halogenes avec des bisphenols non halogenes et procede de preparation et utilisation de ceux-ci pour la fabrication de polycondensats |
| FR7613839A FR2310333A1 (fr) | 1975-05-07 | 1976-05-07 | Melanges statistiques de bisphenols halogenes avec des bisphenols non halogenes et procede de preparation et utilisation de ceux-ci pour la fabrication de polycondensats |
| US05/849,278 US4170587A (en) | 1975-05-07 | 1977-11-07 | Statistical mixtures of halogenated bisphenols with halogen-free bisphenols, a process for their preparation and their use for the preparation of high-molecular weight thermoplastic polycarbonates |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19752520317 DE2520317A1 (de) | 1975-05-07 | 1975-05-07 | Statistische gemische halogenierter bisphenole mit halogenfreien bisphenolen sowie ein verfahren zu ihrer herstellung sowie ihre verwendung zur herstellung von hochmolekularen thermoplastischen polycarbonaten |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2520317A1 true DE2520317A1 (de) | 1976-11-18 |
Family
ID=5945984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19752520317 Withdrawn DE2520317A1 (de) | 1975-05-07 | 1975-05-07 | Statistische gemische halogenierter bisphenole mit halogenfreien bisphenolen sowie ein verfahren zu ihrer herstellung sowie ihre verwendung zur herstellung von hochmolekularen thermoplastischen polycarbonaten |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS51138632A (enExample) |
| BE (1) | BE841569A (enExample) |
| DE (1) | DE2520317A1 (enExample) |
| FR (1) | FR2310333A1 (enExample) |
| GB (1) | GB1497841A (enExample) |
| IT (1) | IT1061247B (enExample) |
| NL (1) | NL7604863A (enExample) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0010595A1 (de) * | 1978-09-18 | 1980-05-14 | Mobay Chemical Corporation | Bis(4-hydroxyphenylthiophenyl)biphenyldisulfone und Bis(4-hydroxyphenylsulfonylphenyl)-biphenyldisulfone, ihre Herstellung und Verwendung |
| US4275245A (en) | 1978-02-28 | 1981-06-23 | General Electric Company | Process for obtaining halogenated diphenols |
| US4303776A (en) | 1978-09-18 | 1981-12-01 | Mobay Chemical Corporation | Bis(4-hydroxyphenyl sulfonylphenyl) bisphenyl disulfones and useful resins based thereon |
| EP0321107A1 (en) * | 1987-11-24 | 1989-06-21 | HIMONT ITALIA S.r.l. | Thermotropic liquid-crystalline aromatic polyesters |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5439044A (en) * | 1977-08-26 | 1979-03-24 | Seitetsu Kagaku Co Ltd | Preparation of tetrabromobisphenol-sulfones |
| JPS5533424A (en) * | 1978-08-29 | 1980-03-08 | Dai Ichi Kogyo Seiyaku Co Ltd | Acryloyl or methacryloyl derivative and flame- retardant composition containing the same |
| US4412056A (en) * | 1981-12-22 | 1983-10-25 | Shell Oil Company | Polyglycidyl ethers, their preparation and use in curable compositions |
| JPS60120852A (ja) * | 1983-12-05 | 1985-06-28 | Yoshitomi Pharmaceut Ind Ltd | チオビスフエノ−ル・ジエ−テル化合物 |
| JPS60120851A (ja) * | 1983-12-05 | 1985-06-28 | Yoshitomi Pharmaceut Ind Ltd | チオビスフエノ−ル・モノエ−テル化合物 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE593046A (enExample) * | ||||
| US3437637A (en) * | 1964-03-17 | 1969-04-08 | Union Carbide Corp | Novel bisphenol polycarbonates |
| FR1458719A (fr) * | 1964-10-07 | 1966-03-04 | Gen Electric | Produits résineux du type carbonate aromatique polymère |
| US3575927A (en) * | 1969-06-27 | 1971-04-20 | Eastman Kodak Co | Brominated polyesters |
| US3763099A (en) * | 1971-11-01 | 1973-10-02 | Gen Electric | Process for preparing polycarbonate using a guanidine catalyst |
| DE2211957C2 (de) * | 1972-03-11 | 1982-07-01 | Bayer Ag, 5090 Leverkusen | Hochmolekulare statistische Copolycarbonate |
| DE2254919A1 (de) * | 1972-11-09 | 1974-05-22 | Bayer Ag | 2,2-bis-(2,3,5-trichlor-4-hydroxyphenyl)-propan und dessen verwendung zur herstellung von aromatischen polycarbonaten |
| CA1036744A (en) * | 1973-03-30 | 1978-08-15 | Heinrich Haupt | Process for preparing halogen-substituted aromatic polycarbonates |
| IT1061244B (it) * | 1975-05-07 | 1983-02-28 | Bayer Ag | Policarbonati alogenati e procedimento per la loro produzione ed applicazione |
-
1975
- 1975-05-07 DE DE19752520317 patent/DE2520317A1/de not_active Withdrawn
-
1976
- 1976-05-05 IT IT49334/76A patent/IT1061247B/it active
- 1976-05-06 JP JP51050984A patent/JPS51138632A/ja active Pending
- 1976-05-06 NL NL7604863A patent/NL7604863A/xx not_active Application Discontinuation
- 1976-05-06 GB GB18624/76A patent/GB1497841A/en not_active Expired
- 1976-05-07 BE BE166825A patent/BE841569A/xx not_active IP Right Cessation
- 1976-05-07 FR FR7613839A patent/FR2310333A1/fr active Granted
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4275245A (en) | 1978-02-28 | 1981-06-23 | General Electric Company | Process for obtaining halogenated diphenols |
| EP0010595A1 (de) * | 1978-09-18 | 1980-05-14 | Mobay Chemical Corporation | Bis(4-hydroxyphenylthiophenyl)biphenyldisulfone und Bis(4-hydroxyphenylsulfonylphenyl)-biphenyldisulfone, ihre Herstellung und Verwendung |
| US4303776A (en) | 1978-09-18 | 1981-12-01 | Mobay Chemical Corporation | Bis(4-hydroxyphenyl sulfonylphenyl) bisphenyl disulfones and useful resins based thereon |
| EP0321107A1 (en) * | 1987-11-24 | 1989-06-21 | HIMONT ITALIA S.r.l. | Thermotropic liquid-crystalline aromatic polyesters |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2310333A1 (fr) | 1976-12-03 |
| FR2310333B1 (enExample) | 1983-04-29 |
| JPS51138632A (en) | 1976-11-30 |
| NL7604863A (nl) | 1976-11-09 |
| IT1061247B (it) | 1983-02-28 |
| BE841569A (fr) | 1976-11-08 |
| GB1497841A (en) | 1978-01-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OD | Request for examination | ||
| 8130 | Withdrawal |