DE1720440B2 - Polyester und Verfahren zu seiner Herstellung - Google Patents
Polyester und Verfahren zu seiner HerstellungInfo
- Publication number
- DE1720440B2 DE1720440B2 DE19681720440 DE1720440A DE1720440B2 DE 1720440 B2 DE1720440 B2 DE 1720440B2 DE 19681720440 DE19681720440 DE 19681720440 DE 1720440 A DE1720440 A DE 1720440A DE 1720440 B2 DE1720440 B2 DE 1720440B2
- Authority
- DE
- Germany
- Prior art keywords
- polyester
- temperature
- mixture
- condensation
- group
- 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.)
- Ceased
Links
- 229920000728 polyester Polymers 0.000 title claims description 106
- 238000000034 method Methods 0.000 title claims description 31
- 238000004519 manufacturing process Methods 0.000 title claims description 12
- 230000008569 process Effects 0.000 title claims description 12
- 239000000178 monomer Substances 0.000 claims description 29
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 5
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 4
- 125000002777 acetyl group Chemical group [H]C([H])([H])C(*)=O 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 3
- 125000000068 chlorophenyl group Chemical group 0.000 claims description 2
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 2
- 125000003944 tolyl group Chemical group 0.000 claims description 2
- 239000000203 mixture Substances 0.000 description 35
- 238000009833 condensation Methods 0.000 description 34
- 230000005494 condensation Effects 0.000 description 34
- 239000002904 solvent Substances 0.000 description 30
- -1 hydroxybenzoyl Chemical group 0.000 description 24
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 20
- 239000000047 product Substances 0.000 description 17
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 15
- 238000009835 boiling Methods 0.000 description 13
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 description 12
- 239000012298 atmosphere Substances 0.000 description 12
- 239000003054 catalyst Substances 0.000 description 12
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 12
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 11
- 239000007788 liquid Substances 0.000 description 11
- 229910052757 nitrogen Inorganic materials 0.000 description 10
- 238000003756 stirring Methods 0.000 description 10
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 9
- 125000003118 aryl group Chemical group 0.000 description 9
- 239000011541 reaction mixture Substances 0.000 description 9
- 230000004580 weight loss Effects 0.000 description 9
- FPCJKVGGYOAWIZ-UHFFFAOYSA-N butan-1-ol;titanium Chemical compound [Ti].CCCCO.CCCCO.CCCCO.CCCCO FPCJKVGGYOAWIZ-UHFFFAOYSA-N 0.000 description 8
- 239000000539 dimer Substances 0.000 description 8
- 239000000843 powder Substances 0.000 description 8
- 125000003668 acetyloxy group Chemical group [H]C([H])([H])C(=O)O[*] 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 7
- 229920000570 polyether Polymers 0.000 description 7
- 238000006116 polymerization reaction Methods 0.000 description 7
- FJKROLUGYXJWQN-UHFFFAOYSA-N 4-hydroxybenzoic acid Chemical compound OC(=O)C1=CC=C(O)C=C1 FJKROLUGYXJWQN-UHFFFAOYSA-N 0.000 description 6
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- 239000004721 Polyphenylene oxide Substances 0.000 description 6
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 6
- 238000002844 melting Methods 0.000 description 6
- 230000008018 melting Effects 0.000 description 6
- GJLNWLVPAHNBQN-UHFFFAOYSA-N phenyl 4-hydroxybenzoate Chemical compound C1=CC(O)=CC=C1C(=O)OC1=CC=CC=C1 GJLNWLVPAHNBQN-UHFFFAOYSA-N 0.000 description 6
- 239000007858 starting material Substances 0.000 description 6
- 238000000354 decomposition reaction Methods 0.000 description 5
- 238000004821 distillation Methods 0.000 description 5
- 229920000642 polymer Polymers 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- GDBUZIKSJGRBJP-UHFFFAOYSA-N 4-acetoxy benzoic acid Chemical compound CC(=O)OC1=CC=C(C(O)=O)C=C1 GDBUZIKSJGRBJP-UHFFFAOYSA-N 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 229940090248 4-hydroxybenzoic acid Drugs 0.000 description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- IPBVNPXQWQGGJP-UHFFFAOYSA-N acetic acid phenyl ester Natural products CC(=O)OC1=CC=CC=C1 IPBVNPXQWQGGJP-UHFFFAOYSA-N 0.000 description 3
- 239000003513 alkali Substances 0.000 description 3
- 229920001519 homopolymer Polymers 0.000 description 3
- 239000000155 melt Substances 0.000 description 3
- 239000003208 petroleum Substances 0.000 description 3
- 229940049953 phenylacetate Drugs 0.000 description 3
- WLJVXDMOQOGPHL-UHFFFAOYSA-N phenylacetic acid Chemical compound OC(=O)CC1=CC=CC=C1 WLJVXDMOQOGPHL-UHFFFAOYSA-N 0.000 description 3
- NGMYCWFGNSXLMP-UHFFFAOYSA-N 3-acetyloxybenzoic acid Chemical compound CC(=O)OC1=CC=CC(C(O)=O)=C1 NGMYCWFGNSXLMP-UHFFFAOYSA-N 0.000 description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- QWJMIOXGKQUGJB-UHFFFAOYSA-N CC(OC(C=C1)=CC=C1C(OC1=CC(Cl)=CC=C1)=O)=O Chemical compound CC(OC(C=C1)=CC=C1C(OC1=CC(Cl)=CC=C1)=O)=O QWJMIOXGKQUGJB-UHFFFAOYSA-N 0.000 description 2
- QOSSAOTZNIDXMA-UHFFFAOYSA-N Dicylcohexylcarbodiimide Chemical compound C1CCCCC1N=C=NC1CCCCC1 QOSSAOTZNIDXMA-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- OJGMBLNIHDZDGS-UHFFFAOYSA-N N-ethyl-N-phenylamine Natural products CCNC1=CC=CC=C1 OJGMBLNIHDZDGS-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 2
- 150000001342 alkaline earth metals Chemical class 0.000 description 2
- 125000000217 alkyl group Chemical group 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 125000006267 biphenyl group Chemical group 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 238000000748 compression moulding Methods 0.000 description 2
- 238000006482 condensation reaction Methods 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- GGSUCNLOZRCGPQ-UHFFFAOYSA-N diethylaniline Chemical compound CCN(CC)C1=CC=CC=C1 GGSUCNLOZRCGPQ-UHFFFAOYSA-N 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 150000005165 hydroxybenzoic acids Chemical class 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- RLSSMJSEOOYNOY-UHFFFAOYSA-N m-cresol Chemical compound CC1=CC=CC(O)=C1 RLSSMJSEOOYNOY-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000012299 nitrogen atmosphere Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- CZEPEQHOBBKCSQ-UHFFFAOYSA-N phenyl 4-acetyloxybenzoate Chemical compound C1=CC(OC(=O)C)=CC=C1C(=O)OC1=CC=CC=C1 CZEPEQHOBBKCSQ-UHFFFAOYSA-N 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 2
- JOXIMZWYDAKGHI-UHFFFAOYSA-N toluene-4-sulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 description 2
- IMFACGCPASFAPR-UHFFFAOYSA-N tributylamine Chemical compound CCCCN(CCCC)CCCC IMFACGCPASFAPR-UHFFFAOYSA-N 0.000 description 2
- NCOUTKLISVDYKS-UHFFFAOYSA-N (3-carbonochloridoylphenyl) acetate Chemical compound CC(=O)OC1=CC=CC(C(Cl)=O)=C1 NCOUTKLISVDYKS-UHFFFAOYSA-N 0.000 description 1
- GQTKYLQYHPTULY-UHFFFAOYSA-N (3-chlorophenyl) acetate Chemical compound CC(=O)OC1=CC=CC(Cl)=C1 GQTKYLQYHPTULY-UHFFFAOYSA-N 0.000 description 1
- AIXBROBEFQSVBQ-UHFFFAOYSA-N (3-methylphenyl) 4-hydroxybenzoate Chemical compound CC1=CC=CC(OC(=O)C=2C=CC(O)=CC=2)=C1 AIXBROBEFQSVBQ-UHFFFAOYSA-N 0.000 description 1
- YJTKZCDBKVTVBY-UHFFFAOYSA-N 1,3-Diphenylbenzene Chemical group C1=CC=CC=C1C1=CC=CC(C=2C=CC=CC=2)=C1 YJTKZCDBKVTVBY-UHFFFAOYSA-N 0.000 description 1
- ADFXKUOMJKEIND-UHFFFAOYSA-N 1,3-dicyclohexylurea Chemical compound C1CCCCC1NC(=O)NC1CCCCC1 ADFXKUOMJKEIND-UHFFFAOYSA-N 0.000 description 1
- DVIHKVWYFXLBEM-UHFFFAOYSA-N 2-hydroxybenzoyl chloride Chemical class OC1=CC=CC=C1C(Cl)=O DVIHKVWYFXLBEM-UHFFFAOYSA-N 0.000 description 1
- HORNXRXVQWOLPJ-UHFFFAOYSA-N 3-chlorophenol Chemical compound OC1=CC=CC(Cl)=C1 HORNXRXVQWOLPJ-UHFFFAOYSA-N 0.000 description 1
- BSYNRYMUTXBXSQ-UHFFFAOYSA-N Aspirin Chemical class CC(=O)OC1=CC=CC=C1C(O)=O BSYNRYMUTXBXSQ-UHFFFAOYSA-N 0.000 description 1
- 238000012935 Averaging Methods 0.000 description 1
- OHFUXKIUAUNJKM-UHFFFAOYSA-N CC(OC(C(C1=CC=CC=C1)=C(C=C1)C(O)=O)=C1C(OC1=CC=CC=C1)=O)=O Chemical compound CC(OC(C(C1=CC=CC=C1)=C(C=C1)C(O)=O)=C1C(OC1=CC=CC=C1)=O)=O OHFUXKIUAUNJKM-UHFFFAOYSA-N 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 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 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 description 1
- 238000003436 Schotten-Baumann reaction Methods 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- XSTXAVWGXDQKEL-UHFFFAOYSA-N Trichloroethylene Chemical group ClC=C(Cl)Cl XSTXAVWGXDQKEL-UHFFFAOYSA-N 0.000 description 1
- BYRRPYMBVHTVKO-UHFFFAOYSA-N [Na].[Ti] Chemical compound [Na].[Ti] BYRRPYMBVHTVKO-UHFFFAOYSA-N 0.000 description 1
- KXKVLQRXCPHEJC-UHFFFAOYSA-N acetic acid trimethyl ester Natural products COC(C)=O KXKVLQRXCPHEJC-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 150000005840 aryl radicals Chemical class 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 235000010290 biphenyl Nutrition 0.000 description 1
- 239000004305 biphenyl Substances 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- UQMRAFJOBWOFNS-UHFFFAOYSA-N butyl 2-(2,4-dichlorophenoxy)acetate Chemical compound CCCCOC(=O)COC1=CC=C(Cl)C=C1Cl UQMRAFJOBWOFNS-UHFFFAOYSA-N 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- NEHMKBQYUWJMIP-NJFSPNSNSA-N chloro(114C)methane Chemical compound [14CH3]Cl NEHMKBQYUWJMIP-NJFSPNSNSA-N 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000004737 colorimetric analysis Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- USIUVYZYUHIAEV-UHFFFAOYSA-N diphenyl ether Chemical compound C=1C=CC=CC=1OC1=CC=CC=C1 USIUVYZYUHIAEV-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 125000004494 ethyl ester group Chemical group 0.000 description 1
- 239000000374 eutectic mixture Substances 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 230000009969 flowable effect Effects 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 230000008570 general process Effects 0.000 description 1
- 238000000892 gravimetry Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 238000002074 melt spinning Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N phenylbenzene Natural products C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 1
- 238000007750 plasma spraying Methods 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229920013636 polyphenyl ether polymer Polymers 0.000 description 1
- 229920006389 polyphenyl polymer Polymers 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 238000005809 transesterification reaction Methods 0.000 description 1
- 239000013638 trimer Substances 0.000 description 1
Classifications
-
- 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
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/06—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxycarboxylic acids
- C08G63/065—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxycarboxylic acids the hydroxy and carboxylic ester groups being bound to aromatic rings
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyesters Or Polycarbonates (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US61957767A | 1967-03-01 | 1967-03-01 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE1720440A1 DE1720440A1 (de) | 1971-07-08 |
DE1720440B2 true DE1720440B2 (de) | 1980-12-18 |
Family
ID=24482472
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19681720440 Ceased DE1720440B2 (de) | 1967-03-01 | 1968-02-23 | Polyester und Verfahren zu seiner Herstellung |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS466796B1 (enrdf_load_stackoverflow) |
BE (1) | BE711462A (enrdf_load_stackoverflow) |
CH (1) | CH491149A (enrdf_load_stackoverflow) |
DE (1) | DE1720440B2 (enrdf_load_stackoverflow) |
FR (1) | FR1568152A (enrdf_load_stackoverflow) |
GB (1) | GB1173121A (enrdf_load_stackoverflow) |
NO (1) | NO129300B (enrdf_load_stackoverflow) |
SE (1) | SE347982B (enrdf_load_stackoverflow) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5629703B2 (enrdf_load_stackoverflow) * | 1973-04-03 | 1981-07-10 | ||
NL7609363A (nl) | 1975-08-27 | 1977-03-01 | Rhone Poulenc Textile | Arylgroepen bevattende blokcopolyesters en draden op basis van deze copolyesters. |
JP2006182847A (ja) * | 2004-12-27 | 2006-07-13 | Sumitomo Chemical Co Ltd | 全芳香族ポリエステル膜およびその製造方法 |
CN101921442A (zh) * | 2010-09-17 | 2010-12-22 | 中昊晨光化工研究院 | 一种改性聚四氟乙烯树脂的耐磨材料 |
CN103524719A (zh) * | 2013-11-04 | 2014-01-22 | 严兵 | 全芳香族聚酯的合成方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2471023A (en) * | 1945-12-11 | 1949-05-24 | Ici Ltd | Highly polymeric linear esters |
US2600376A (en) * | 1949-11-26 | 1952-06-17 | Eastman Kodak Co | Polmesters of hydroxybenzoic acids |
US2728747A (en) * | 1952-10-22 | 1955-12-27 | Gen Mills Inc | Polyester resins |
GB924607A (en) * | 1960-04-29 | 1963-04-24 | Ici Ltd | Improved process for the preparation of polyesters |
US3039994A (en) * | 1960-05-11 | 1962-06-19 | Universal Oil Prod Co | Polyesters of hydroxybenzoic acids |
-
1968
- 1968-02-23 DE DE19681720440 patent/DE1720440B2/de not_active Ceased
- 1968-02-28 JP JP1233968A patent/JPS466796B1/ja active Pending
- 1968-02-28 GB GB959568A patent/GB1173121A/en not_active Expired
- 1968-02-29 CH CH306068A patent/CH491149A/fr not_active IP Right Cessation
- 1968-02-29 BE BE711462D patent/BE711462A/xx not_active IP Right Cessation
- 1968-02-29 FR FR1568152D patent/FR1568152A/fr not_active Expired
- 1968-02-29 NO NO76468A patent/NO129300B/no unknown
- 1968-03-01 SE SE268468A patent/SE347982B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
BE711462A (enrdf_load_stackoverflow) | 1968-07-01 |
FR1568152A (enrdf_load_stackoverflow) | 1969-05-23 |
SE347982B (enrdf_load_stackoverflow) | 1972-08-21 |
CH491149A (fr) | 1970-05-31 |
NO129300B (enrdf_load_stackoverflow) | 1974-03-25 |
DE1720440A1 (de) | 1971-07-08 |
GB1173121A (en) | 1969-12-03 |
JPS466796B1 (enrdf_load_stackoverflow) | 1971-02-20 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE69220385T2 (de) | Verdichtung von strukturgebilden mit benzoxazinen | |
DE2837687A1 (de) | Verfahren zur herstellung von zur fertigung von erzeugnissen durch giessen, extrudieren oder verspinnen verwendbaren polyaether-ester-amid-ketten | |
DE69312852T2 (de) | Verfahren zur Herstellung von auf Pech basierenden aktivierten Kohlenstofffasern | |
DE2157696A1 (de) | Verzweigte aromatische Polyester | |
DE2505946A1 (de) | Waermehaertbare polymere und praepolymere, erhalten durch polykondensation eines pyridins mit mindestens drei methylsubstituenten | |
DE68914271T2 (de) | Flüssigkristallines, thermoplastisches, vollaromatiches Polyesterimid und Verfahren zur Herstellung. | |
DE1720440B2 (de) | Polyester und Verfahren zu seiner Herstellung | |
DE3509861A1 (de) | Pechmaterial fuer einen kohlenstoffhaltigen formkoerper und verfahren zu seiner herstellung | |
DE1770564C3 (de) | Verfahren zur Herstellung von Polybenzoxazolen | |
DE3228662A1 (de) | Verfahren zur entfernung des katalysators aus polyphenylenethern | |
DE2945370A1 (de) | P-oxybenzoylcopolyester und deren verwendung | |
DE3700810A1 (de) | Hochtemperaturbestaendige polyaryletherketone | |
DE2945948C2 (de) | Homopolymerisierbares, acetylensubstituiertes Tetraimin-Oligomeres und Verfahren zu dessen Herstellung | |
DE68928258T2 (de) | Hochfeste polymer gemische aus hydrochinon polyterephthalaten, enthaltend reste aus p-hydroxybenzoesäure | |
EP0265842A2 (de) | Hochtemperaturbeständige Polyethersulfon/Polyetherketon-Blockcopolykondensate | |
DE1147041B (de) | Verfahren zur Herstellung von fuer die Herstellung von Fasern oder Filmen geeigneten, kaltverstreckbaren, hoch-polymeren organischen Saeureanhydriden | |
DE2846501C2 (enrdf_load_stackoverflow) | ||
DE69007941T2 (de) | Mesophasepech zur Herstellung von Carbonmaterialien. | |
DE2501047C3 (de) | Feste Mischpolyimidmassen | |
DE2258567A1 (de) | Verfahren zur herstellung hochmolekularer aromatischer polyamide | |
CH410414A (de) | Verfahren zur Herstellung von Mischpolyestern aus Diglykolestern aromatischer Dicarbonsäuren und Phosphorsäure | |
DE3309075A1 (de) | Verfahren zur herstellung von aromatischen polyketonen | |
DE69400663T2 (de) | Reinigung von 1,4-Dioxan-2-on durch Kristallisation | |
EP0322609A2 (de) | Hochtemperaturbeständige Blockcopolykondensate mit verbesserter Wärmeformbeständigkeit | |
DE1085673B (de) | Verfahren zur Herstellung von substituierten Poly-p-xylylenen |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
OGA | New person/name/address of the applicant | ||
8263 | Opposition against grant of a patent | ||
8235 | Patent refused |