JPH0471091B2 - - Google Patents

Info

Publication number: JPH0471091B2
Authority: JP; Japan
Prior art keywords: grams; denier; polymer; melt; mol
Prior art date: 1982-07-26
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired - Lifetime

Application number

JP58134525A

Other languages

English (en)

Japanese (ja)

Other versions

JPS5962630A (ja

Inventor

Daburyu Karandan Goodon

Efu Shaabonyuu Rarii

Shii Binaisutsutsu Burian

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

CNA Holdings LLC

Original Assignee

Hoechst Celanese Corp

Priority date (The priority date 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 date listed.)

1982-07-26

Filing date

1983-07-25

Publication date

1992-11-12

1983-07-25 Application filed by Hoechst Celanese Corp filed Critical Hoechst Celanese Corp

1984-04-10 Publication of JPS5962630A publication Critical patent/JPS5962630A/ja

1992-11-12 Publication of JPH0471091B2 publication Critical patent/JPH0471091B2/ja

Status Granted legal-status Critical Current

Links

229920000728 polyester Polymers 0.000 claims description 72
125000003118 aryl group Chemical group 0.000 claims description 12
239000000155 melt Substances 0.000 claims description 12
125000004432 carbon atom Chemical group C* 0.000 claims description 6
125000000217 alkyl group Chemical group 0.000 claims description 5
229910052736 halogen Inorganic materials 0.000 claims description 2
150000002367 halogens Chemical group 0.000 claims description 2
125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 2
125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 2
125000003545 alkoxy group Chemical group 0.000 claims 1
125000001424 substituent group Chemical group 0.000 claims 1
229920000642 polymer Polymers 0.000 description 62
KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical group OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 description 33
239000000835 fiber Substances 0.000 description 33
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 30
238000010438 heat treatment Methods 0.000 description 30
SCVFZCLFOSHCOH-UHFFFAOYSA-M potassium acetate Chemical compound [K+].CC([O-])=O SCVFZCLFOSHCOH-UHFFFAOYSA-M 0.000 description 28
QQVIHTHCMHWDBS-UHFFFAOYSA-N isophthalic acid Chemical compound OC(=O)C1=CC=CC(C(O)=O)=C1 QQVIHTHCMHWDBS-UHFFFAOYSA-N 0.000 description 24
XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 22
239000002253 acid Substances 0.000 description 20
239000003054 catalyst Substances 0.000 description 19
238000002844 melting Methods 0.000 description 19
230000008018 melting Effects 0.000 description 19
NFTLBCXRDNIJMI-UHFFFAOYSA-N 6-acetyloxynaphthalene-2-carboxylic acid Chemical compound C1=C(C(O)=O)C=CC2=CC(OC(=O)C)=CC=C21 NFTLBCXRDNIJMI-UHFFFAOYSA-N 0.000 description 16
QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 15
238000000034 method Methods 0.000 description 15
229910052757 nitrogen Inorganic materials 0.000 description 15
235000011056 potassium acetate Nutrition 0.000 description 14
AKOGNYJNGMLDOA-UHFFFAOYSA-N (4-acetyloxyphenyl) acetate Chemical compound CC(=O)OC1=CC=C(OC(C)=O)C=C1 AKOGNYJNGMLDOA-UHFFFAOYSA-N 0.000 description 11
229910052786 argon Inorganic materials 0.000 description 11
239000012299 nitrogen atmosphere Substances 0.000 description 11
238000006116 polymerization reaction Methods 0.000 description 11
239000000376 reactant Substances 0.000 description 9
238000012360 testing method Methods 0.000 description 9
XBNGYFFABRKICK-UHFFFAOYSA-N 2,3,4,5,6-pentafluorophenol Chemical compound OC1=C(F)C(F)=C(F)C(F)=C1F XBNGYFFABRKICK-UHFFFAOYSA-N 0.000 description 8
IZUPBVBPLAPZRR-UHFFFAOYSA-N pentachloro-phenol Natural products OC1=C(Cl)C(Cl)=C(Cl)C(Cl)=C1Cl IZUPBVBPLAPZRR-UHFFFAOYSA-N 0.000 description 8
-1 poly(ester carbonates Chemical class 0.000 description 8
239000000126 substance Substances 0.000 description 8
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 7
238000004821 distillation Methods 0.000 description 7
239000007789 gas Substances 0.000 description 7
239000001301 oxygen Substances 0.000 description 7
229910052760 oxygen Inorganic materials 0.000 description 7
238000000113 differential scanning calorimetry Methods 0.000 description 6
239000000178 monomer Substances 0.000 description 6
150000001875 compounds Chemical class 0.000 description 5
238000010128 melt processing Methods 0.000 description 5
238000002074 melt spinning Methods 0.000 description 5
230000003287 optical effect Effects 0.000 description 5
239000012071 phase Substances 0.000 description 5
239000000047 product Substances 0.000 description 5
239000000243 solution Substances 0.000 description 5
VHYFNPMBLIVWCW-UHFFFAOYSA-N 4-Dimethylaminopyridine Chemical compound CN(C)C1=CC=NC=C1 VHYFNPMBLIVWCW-UHFFFAOYSA-N 0.000 description 4
239000012080 ambient air Substances 0.000 description 4
230000009477 glass transition Effects 0.000 description 4
238000001746 injection moulding Methods 0.000 description 4
238000004519 manufacturing process Methods 0.000 description 4
239000000463 material Substances 0.000 description 4
239000002994 raw material Substances 0.000 description 4
238000003756 stirring Methods 0.000 description 4
BYEAHWXPCBROCE-UHFFFAOYSA-N 1,1,1,3,3,3-hexafluoropropan-2-ol Chemical compound FC(F)(F)C(O)C(F)(F)F BYEAHWXPCBROCE-UHFFFAOYSA-N 0.000 description 3
KAUQJMHLAFIZDU-UHFFFAOYSA-N 6-Hydroxy-2-naphthoic acid Chemical class C1=C(O)C=CC2=CC(C(=O)O)=CC=C21 KAUQJMHLAFIZDU-UHFFFAOYSA-N 0.000 description 3
WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 3
RQMBBMQDXFZFCC-UHFFFAOYSA-N [4-(4-acetyloxyphenyl)phenyl] acetate Chemical group C1=CC(OC(=O)C)=CC=C1C1=CC=C(OC(C)=O)C=C1 RQMBBMQDXFZFCC-UHFFFAOYSA-N 0.000 description 3
150000007513 acids Chemical class 0.000 description 3
238000005452 bending Methods 0.000 description 3
239000007788 liquid Substances 0.000 description 3
238000000465 moulding Methods 0.000 description 3
238000010926 purge Methods 0.000 description 3
239000004576 sand Substances 0.000 description 3
239000007787 solid Substances 0.000 description 3
238000009864 tensile test Methods 0.000 description 3
JWAZRIHNYRIHIV-UHFFFAOYSA-N 2-naphthol Chemical compound C1=CC=CC2=CC(O)=CC=C21 JWAZRIHNYRIHIV-UHFFFAOYSA-N 0.000 description 2
CWLKGDAVCFYWJK-UHFFFAOYSA-N 3-aminophenol Chemical compound NC1=CC=CC(O)=C1 CWLKGDAVCFYWJK-UHFFFAOYSA-N 0.000 description 2
229910000619 316 stainless steel Inorganic materials 0.000 description 2
ALYNCZNDIQEVRV-UHFFFAOYSA-N 4-aminobenzoic acid Chemical compound NC1=CC=C(C(O)=O)C=C1 ALYNCZNDIQEVRV-UHFFFAOYSA-N 0.000 description 2
PLIKAWJENQZMHA-UHFFFAOYSA-N 4-aminophenol Chemical compound NC1=CC=C(O)C=C1 PLIKAWJENQZMHA-UHFFFAOYSA-N 0.000 description 2
CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 description 2
GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
239000003570 air Substances 0.000 description 2
239000012298 atmosphere Substances 0.000 description 2
238000006243 chemical reaction Methods 0.000 description 2
238000009833 condensation Methods 0.000 description 2
230000005494 condensation Effects 0.000 description 2
125000000524 functional group Chemical group 0.000 description 2
125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
239000004615 ingredient Substances 0.000 description 2
238000000691 measurement method Methods 0.000 description 2
239000011259 mixed solution Substances 0.000 description 2
238000002156 mixing Methods 0.000 description 2
239000008188 pellet Substances 0.000 description 2
230000000704 physical effect Effects 0.000 description 2
230000010287 polarization Effects 0.000 description 2
238000012667 polymer degradation Methods 0.000 description 2
230000008569 process Effects 0.000 description 2
239000002002 slurry Substances 0.000 description 2
239000001632 sodium acetate Substances 0.000 description 2
235000017281 sodium acetate Nutrition 0.000 description 2
238000010998 test method Methods 0.000 description 2
229910001887 tin oxide Inorganic materials 0.000 description 2
239000010936 titanium Substances 0.000 description 2
229910052719 titanium Inorganic materials 0.000 description 2
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
WZCQRUWWHSTZEM-UHFFFAOYSA-N 1,3-phenylenediamine Chemical compound NC1=CC=CC(N)=C1 WZCQRUWWHSTZEM-UHFFFAOYSA-N 0.000 description 1
QIGBRXMKCJKVMJ-UHFFFAOYSA-N 1,4-Benzenediol Natural products OC1=CC=C(O)C=C1 QIGBRXMKCJKVMJ-UHFFFAOYSA-N 0.000 description 1
CBCKQZAAMUWICA-UHFFFAOYSA-N 1,4-phenylenediamine Chemical compound NC1=CC=C(N)C=C1 CBCKQZAAMUWICA-UHFFFAOYSA-N 0.000 description 1
ISPYQTSUDJAMAB-UHFFFAOYSA-N 2-chlorophenol Chemical compound OC1=CC=CC=C1Cl ISPYQTSUDJAMAB-UHFFFAOYSA-N 0.000 description 1
125000001216 2-naphthoyl group Chemical group C1=C(C=CC2=CC=CC=C12)C(=O)* 0.000 description 1
XFDUHJPVQKIXHO-UHFFFAOYSA-N 3-aminobenzoic acid Chemical compound NC1=CC=CC(C(O)=O)=C1 XFDUHJPVQKIXHO-UHFFFAOYSA-N 0.000 description 1
229940018563 3-aminophenol Drugs 0.000 description 1
241000790917 Dioxys <bee> Species 0.000 description 1
238000004566 IR spectroscopy Methods 0.000 description 1
RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
238000002441 X-ray diffraction Methods 0.000 description 1
150000001242 acetic acid derivatives Chemical class 0.000 description 1
DFXBAWRUMUVOIO-UHFFFAOYSA-N acetic acid;1,1'-biphenyl Chemical compound CC(O)=O.CC(O)=O.C1=CC=CC=C1C1=CC=CC=C1 DFXBAWRUMUVOIO-UHFFFAOYSA-N 0.000 description 1
239000003377 acid catalyst Substances 0.000 description 1
230000002378 acidificating effect Effects 0.000 description 1
125000002252 acyl group Chemical group 0.000 description 1
125000004423 acyloxy group Chemical group 0.000 description 1
150000001298 alcohols Chemical class 0.000 description 1
229910052783 alkali metal Inorganic materials 0.000 description 1
229910052784 alkaline earth metal Inorganic materials 0.000 description 1
229960004050 aminobenzoic acid Drugs 0.000 description 1
238000000149 argon plasma sintering Methods 0.000 description 1
239000001569 carbon dioxide Substances 0.000 description 1
229910002092 carbon dioxide Inorganic materials 0.000 description 1
125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
125000002843 carboxylic acid group Chemical group 0.000 description 1
150000001735 carboxylic acids Chemical class 0.000 description 1
239000011248 coating agent Substances 0.000 description 1
238000000576 coating method Methods 0.000 description 1
230000006835 compression Effects 0.000 description 1
238000007906 compression Methods 0.000 description 1
238000000748 compression moulding Methods 0.000 description 1
238000006482 condensation reaction Methods 0.000 description 1
238000004132 cross linking Methods 0.000 description 1
239000002178 crystalline material Substances 0.000 description 1
150000001991 dicarboxylic acids Chemical class 0.000 description 1
UHWHMHPXHWHWPX-UHFFFAOYSA-J dipotassium;oxalate;oxotitanium(2+) Chemical compound [K+].[K+].[Ti+2]=O.[O-]C(=O)C([O-])=O.[O-]C(=O)C([O-])=O UHWHMHPXHWHWPX-UHFFFAOYSA-J 0.000 description 1
239000006185 dispersion Substances 0.000 description 1
125000004185 ester group Chemical group 0.000 description 1
150000002148 esters Chemical class 0.000 description 1
230000001747 exhibiting effect Effects 0.000 description 1
238000002474 experimental method Methods 0.000 description 1
239000000945 filler Substances 0.000 description 1
239000012530 fluid Substances 0.000 description 1
239000003365 glass fiber Substances 0.000 description 1
150000004820 halides Chemical class 0.000 description 1
239000001257 hydrogen Substances 0.000 description 1
229910052739 hydrogen Inorganic materials 0.000 description 1
230000001788 irregular Effects 0.000 description 1
239000004973 liquid crystal related substance Substances 0.000 description 1
229940018564 m-phenylenediamine Drugs 0.000 description 1
238000005259 measurement Methods 0.000 description 1
150000004702 methyl esters Chemical class 0.000 description 1
239000000203 mixture Substances 0.000 description 1
238000012986 modification Methods 0.000 description 1
230000004048 modification Effects 0.000 description 1
150000007524 organic acids Chemical class 0.000 description 1
235000005985 organic acids Nutrition 0.000 description 1
150000002894 organic compounds Chemical class 0.000 description 1
238000012856 packing Methods 0.000 description 1
239000002245 particle Substances 0.000 description 1
229920001279 poly(ester amides) Polymers 0.000 description 1
XAEFZNCEHLXOMS-UHFFFAOYSA-M potassium benzoate Chemical compound [K+].[O-]C(=O)C1=CC=CC=C1 XAEFZNCEHLXOMS-UHFFFAOYSA-M 0.000 description 1
239000000843 powder Substances 0.000 description 1
238000012545 processing Methods 0.000 description 1
238000010791 quenching Methods 0.000 description 1
230000005855 radiation Effects 0.000 description 1
230000009467 reduction Effects 0.000 description 1
230000002787 reinforcement Effects 0.000 description 1
239000012744 reinforcing agent Substances 0.000 description 1
239000011347 resin Substances 0.000 description 1
229920005989 resin Polymers 0.000 description 1
238000007613 slurry method Methods 0.000 description 1
239000007790 solid phase Substances 0.000 description 1
239000012265 solid product Substances 0.000 description 1
238000010129 solution processing Methods 0.000 description 1
239000002904 solvent Substances 0.000 description 1
239000007921 spray Substances 0.000 description 1
239000012899 standard injection Substances 0.000 description 1
238000010561 standard procedure Methods 0.000 description 1
230000003068 static effect Effects 0.000 description 1
238000001308 synthesis method Methods 0.000 description 1
230000002194 synthesizing effect Effects 0.000 description 1
239000000454 talc Substances 0.000 description 1
229910052623 talc Inorganic materials 0.000 description 1
QHGNHLZPVBIIPX-UHFFFAOYSA-N tin(ii) oxide Chemical class [Sn]=O QHGNHLZPVBIIPX-UHFFFAOYSA-N 0.000 description 1
239000004408 titanium dioxide Substances 0.000 description 1
230000007704 transition Effects 0.000 description 1
239000003039 volatile agent Substances 0.000 description 1

Landscapes

Compositions Of Macromolecular Compounds (AREA)
Polyesters Or Polycarbonates (AREA)

JP13452583A 1982-07-26 1983-07-25 比較的低濃度の６−オキシ−２−ナフトイル部分を含む異方性溶融加工可能なポリエステル Granted JPS5962630A (ja)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date
US40193282A	1982-07-26	1982-07-26
US401932		1982-07-26
US485820		1983-04-18
US492103		1983-05-06

Publications (2)

Publication Number	Publication Date
JPS5962630A JPS5962630A (ja)	1984-04-10
JPH0471091B2 true JPH0471091B2 (ko)	1992-11-12

Family

ID=23589849

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP13452583A Granted JPS5962630A (ja)	1982-07-26	1983-07-25	比較的低濃度の６−オキシ−２−ナフトイル部分を含む異方性溶融加工可能なポリエステル

Country Status (1)

Country	Link
JP (1)	JPS5962630A (ko)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH0699876B2 (ja) *	1985-09-04	1994-12-07	住友化学工業株式会社	高強度ロ−プ
JPS62202699A (ja) *	1985-11-22	1987-09-07	Mitsubishi Electric Corp	スピーカ振動板
JP2555573B2 (ja) *	1986-11-10	1996-11-20	東レ株式会社	高衝撃芳香族ポリエステル
JP2544731B2 (ja) *	1987-01-05	1996-10-16	株式会社クラレ	全芳香族ポリエステル
JP2533328B2 (ja) *	1987-07-09	1996-09-11	住友化学工業株式会社	芳香族ポリエステル
JPH0216120A (ja) *	1988-07-05	1990-01-19	Polyplastics Co	溶融時に光学的異方性を示すポリエステル樹脂及び樹脂組成物
JP5017060B2 (ja) *	2007-10-30	2012-09-05	上野製薬株式会社	全芳香族液晶ポリエステル
JP5616212B2 (ja) *	2010-12-16	2014-10-29	上野製薬株式会社	全芳香族液晶ポリエステル樹脂およびそれを含む組成物
MY166937A (en) *	2011-04-01	2018-07-25	Polyplastics Co	Wholly Aromatic Polyester and Polyester Resin Composition
JP5485216B2 (ja) *	2011-04-01	2014-05-07	ポリプラスチックス株式会社	平面状コネクター
KR101963458B1 (ko) *	2011-07-29	2019-03-28	스미또모 가가꾸 가부시끼가이샤	액정 폴리에스테르의 제조 방법 및 액정 폴리에스테르
WO2013051346A1 (ja) *	2011-10-05	2013-04-11	ポリプラスチックス株式会社	全芳香族ポリエステル、ポリエステル樹脂組成物、及びポリエステル成形品
JP5753143B2 (ja)	2012-09-21	2015-07-22	ポリプラスチックス株式会社	全芳香族ポリエステル及びポリエステル樹脂組成物、並びにポリエステル成形品

Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5643319A (en) *	1979-09-10	1981-04-22	Rexall Drug Chemical	Plastic oven wear
JPS5787423A (en) *	1980-10-06	1982-05-31	Celanese Corp	Polyester of 6-hydroxy-2-naphthoic acid, para-hydroxybenzoic acid, terephthalic acid and resorcine, able to manufacture formed product with improved impact strength by melt process

1983
- 1983-07-25 JP JP13452583A patent/JPS5962630A/ja active Granted

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5643319A (en) *	1979-09-10	1981-04-22	Rexall Drug Chemical	Plastic oven wear
JPS5787423A (en) *	1980-10-06	1982-05-31	Celanese Corp	Polyester of 6-hydroxy-2-naphthoic acid, para-hydroxybenzoic acid, terephthalic acid and resorcine, able to manufacture formed product with improved impact strength by melt process

Also Published As

Publication number	Publication date
JPS5962630A (ja)	1984-04-10

Publication	Publication Date	Title
US4473682A (en)	1984-09-25	Melt processable polyester capable of forming an anisotropic melt comprising a relatively low concentration of 6-oxy-2-naphthoyl moiety, 4-oxybenzoyl moiety, 4,4'-dioxybiphenyl moiety, and terephthaloyl moiety
EP0044205B1 (en)	1985-04-10	Polyester of 6-hydroxy-2-naphthoic acid and metahydroxy benzoic acid capable of readily undergoing melt processing
JP3105281B2 (ja)	2000-10-30	溶融加工可能なポリエステル
EP0022344B1 (en)	1983-11-16	Melt processable anisotropic wholly aromatic polyester comprising 6-oxy-2-naphthoyl moieties, moulding compounds, moulded articles and films and fibres based thereon
US4279803A (en)	1981-07-21	Polyester of phenyl-4-hydroxybenzoic acid and 4-hydroxybenzoic acid and/or 6-hydroxy-2-naphthoic acid capable of forming an anisotropic melt
US4522974A (en)	1985-06-11	Melt processable polyester capable of forming an anisotropic melt comprising a relatively low concentration of 6-oxy-2-naphthoyl moiety-4-benzoyl moiety, 1,4-dioxyphenylene moiety, isophthaloyl moiety and terephthaloyl moiety
US4161470A (en)	1979-07-17	Polyester of 6-hydroxy-2-naphthoic acid and para-hydroxy benzoic acid capable of readily undergoing melt processing
EP0117086B1 (en)	1988-03-30	Process for preparing a polyester of hydroxy naphthoic acid and hydroxy benzoic acid
US4746694A (en)	1988-05-24	Melt processable polyester capable of forming an anisotropic melt comprising a relatively low concentration of 6-oxy-2-naphthoyl moiety, 4-oxybenzoyl moiety, 2,6-dioxynaphthalene moiety, and terephthaloyl moiety
US4412058A (en)	1983-10-25	Aromatic polyesters and high strength filaments thereof
US4299756A (en)	1981-11-10	Polyester of phenyl-4-hydroxybenzoic acid, aromatic diol, and aromatic diacid capable of forming an anisotropic melt
JPS633891B2 (ko)	1988-01-26
EP0049615A1 (en)	1982-04-14	Polyester of 6-hydroxy-2-naphthoic acid, aromatic diol and 1,4-cyclohexanedicarboxylic acid capable of undergoing melt processing
JPH0471092B2 (ko)	1992-11-12
JPH0241536B2 (ko)	1990-09-18
US5171823A (en)	1992-12-15	Melt processable thermotropic wholly aromatic polyester containing 6-hydroxy-2-naphthoic acid moieties
JPH0471091B2 (ko)	1992-11-12
EP0015088A1 (en)	1980-09-03	Polyester of para-hydroxy benzoic acid, 1,2-bis(para-carboxyphenoxy)ethane, terephthalic acid and substituted hydroquinone capable of forming an anisotropic melt which readily undergoes melt processing, and molded articles and fibers based thereon
EP0018709B1 (en)	1983-07-20	Thermotropic polyesters of 2,6-dihydroxy-anthraquinone, the production thereof, moulding powders, fibres and melts produced from these polyesters
EP0017310A1 (en)	1980-10-15	Polyester of para-hydroxy benzoic acid, 1,2-bis(para-carboxyphenoxy)ethane, terephthalic acid and hydroquinone capable of forming an anisotropic melt which readily undergoes melt processing, and molded articles and fibers based thereon
EP0102160B1 (en)	1986-12-17	Anisotropic melt processable polyester comprising relatively low concentration of 6-oxy-2-naphthoyl moiety
EP0102719A1 (en)	1984-03-14	Wholly aromatic polyesters comprising 6-oxy-2-naphthoyl moiety and 4-oxy-4'-carboxy biphenyl moiety
US4337191A (en)	1982-06-29	Polyester of para-hydroxy benzoic acid, 2,6-naphthalene dicarboxylic acid, terephthalic acid and methylhydroquinone exhibiting improved hydrolytic stability and which is capable of forming an anisotropic melt
JPH0259169B2 (ko)	1990-12-11
JPH0446971B2 (ko)	1992-07-31