FI84181B - Smaeltspinnbar vaetskekristallpolyester, foerfarande foer dess framstaellning samt dess tillaempningsformer. - Google Patents
Smaeltspinnbar vaetskekristallpolyester, foerfarande foer dess framstaellning samt dess tillaempningsformer. Download PDFInfo
- Publication number
- FI84181B FI84181B FI853765A FI853765A FI84181B FI 84181 B FI84181 B FI 84181B FI 853765 A FI853765 A FI 853765A FI 853765 A FI853765 A FI 853765A FI 84181 B FI84181 B FI 84181B
- Authority
- FI
- Finland
- Prior art keywords
- polyester
- groups
- hydroquinone
- formula
- iii
- Prior art date
Links
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
- C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/16—Dicarboxylic acids and dihydroxy compounds
- C08G63/18—Dicarboxylic acids and dihydroxy compounds the acids or hydroxy compounds containing carbocyclic rings
- C08G63/19—Hydroxy compounds containing 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)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Liquid Crystal Substances (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Multicomponent Fibers (AREA)
- Materials For Medical Uses (AREA)
- Artificial Filaments (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Polishing Bodies And Polishing Tools (AREA)
- Laminated Bodies (AREA)
Claims (9)
1. Smältspinnbar vätskekristallpolyester, vilken är optiskt anisotrop i smältfasen och har fiberbildande mole-5 kylvikt, omfattar äterkommande grupper med formlerna I och II -Lf\L 10 \zz-./ (I) o ch3-ch 20 och antingen (i) grupper med formeln III allena eller eventuellt tillsammans med grupper med formeln IV " 51 '-^ (III) (IV) 30 varvid R är C^-alkyl, eller (ii) grupper med formeln IV allena, varvid R är CH3 eller t-butyl, och dä R är t-butyl, molförhällandet IV:II är företrädesvis 3:7 - 8:2 och dä R är CH3, molförhällandet 35 IV:II är företrädesvis 8:2 - 9:1, 16 841 81 vilken polyester kan värmebehandlas i kväveatmosfär för att öka dess fasthet.
2. Polyester enligt patentkravet 1, känne- t e c k n a d därav, att polyestern omfattar äterkommande 5 grupper med formlerna I och II, och antingen (i) grupper med formeln III allena eller eventuellt tillsammans med grupper med formeln IV varvid R är C^-alkyl, eller (il) grupper med formeln IV allena, varvid R är CH3 10 och molförhällandet IV:II är företrädesvis 8:2 - 9:1, vilken polyester kan värmebehandlas i kväveatmosfär för att öka dess fasthet.
3. Polyester enligt patentkravet 1, känne- t e c k n a d därav, att polyestern väsentligen bestär av 15 grupperna I, II och III.
4. Polyester enligt patentkravet 1, känne- t e c k n a d därav, att polyestern har en smältpunkt av ätminstone ca 300 eC.
5. Värmebehandlad fiber, kännetecknad 20 därav, att den bildats av polyestern enligt patentkravet 3.
6. Fiber enligt patentkravet 5, kännetecknad därav, att fibern har en seghet av ätmistone ca 18 gram per denier.
7. Film, kännetecknad därav, att den bildats av polyestern enligt patentkravet 3.
8. Formgjuten artikel, kännetecknad därav, att den bildats av polyestern enligt patentkravet 3. 30
9. Förfarande för framställning av en polyester enligt patentkravet 1, kännetecknat därav, att man omsätter polyesterbildande föregängare tili grupperna I och II samt tili grupperna III och/eller IV under polyesterbildande reaktionsförhällanden, varvid dä som före-35 gängare används (1-fenyletyl)hydrokinon, det företrädesvis 17 841 81 framställs pä s& sätt, att styren och hydrokinon omsätts med varandra i närvaro av effektiva, reaktionsstimulerande mängder av en Lewis-syra, vilken reaktion utförs i närvaro av en organisk diluent och genom att använda hydrokinonet 5 i ett molart överskott, och att (1-fenyletyl)hydrokinon tillvaratas genom destillering, varvid den organiska di-luenten destilleras tillsammans med det oreagerade hydrokinonet .
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI883773A FI86841C (sv) | 1984-02-17 | 1988-08-15 | Förfarande för framställning av (1-fenyletyl)hydrokinon |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US58116684 | 1984-02-17 | ||
US06/581,166 US4600765A (en) | 1984-02-17 | 1984-02-17 | Melt processable optically anisotropic polymers |
PCT/US1985/000136 WO1985003712A1 (en) | 1984-02-17 | 1985-01-28 | Melt processable optically anisotropic polymers |
US8500136 | 1985-01-28 |
Publications (4)
Publication Number | Publication Date |
---|---|
FI853765A0 FI853765A0 (fi) | 1985-09-30 |
FI853765L FI853765L (fi) | 1985-09-30 |
FI84181B true FI84181B (fi) | 1991-07-15 |
FI84181C FI84181C (sv) | 1991-10-25 |
Family
ID=24324154
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI853765A FI84181C (sv) | 1984-02-17 | 1985-09-30 | Smältspinnbar vätskekristallpolyester, förfarande för dess framställni ng samt dess tillämpningsformer |
Country Status (13)
Country | Link |
---|---|
US (2) | US4600765A (sv) |
EP (2) | EP0172849B1 (sv) |
JP (1) | JPH07113056B2 (sv) |
AT (2) | ATE51635T1 (sv) |
AU (3) | AU565984B2 (sv) |
CA (1) | CA1323879C (sv) |
DE (2) | DE3576963D1 (sv) |
DK (2) | DK164879C (sv) |
ES (1) | ES8607349A1 (sv) |
FI (1) | FI84181C (sv) |
IT (1) | IT1183182B (sv) |
NO (1) | NO161919C (sv) |
WO (1) | WO1985003712A1 (sv) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4600765A (en) * | 1984-02-17 | 1986-07-15 | Owens-Corning Fiberglas Corporation | Melt processable optically anisotropic polymers |
DE3517270A1 (de) * | 1985-05-14 | 1986-11-20 | Bayer Ag, 5090 Leverkusen | Thermotrope aromatische polyester mit hoher waermeformbestaendigkeit, verfahren zu ihrer herstellung und ihre verwendung zur herstellung von formkoerpern, filamenten, fasern und folien |
JPH0686594B2 (ja) * | 1985-09-20 | 1994-11-02 | 日本石油株式会社 | モノドメイン化されたコレステリツク液晶性ポリエステルフイルムまたはシ−トの製造方法 |
US4973442A (en) * | 1985-09-26 | 1990-11-27 | Foster Miller Inc. | Forming biaxially oriented ordered polymer films |
US4871817A (en) * | 1986-12-31 | 1989-10-03 | General Electric Company | Polyetherimide-liquid crystal polymer blends |
US4746566A (en) * | 1987-05-06 | 1988-05-24 | E. I. Dupont De Nemours And Company | Optically anisotropic melt forming aromatic copolyesters based on t-butyl-4-hydroxybenzoic acid |
US4734531A (en) * | 1987-05-15 | 1988-03-29 | Montedison S.P.A. | Synthesis of (1-phenylethyl) hydroquinone |
IT1215563B (it) * | 1987-06-16 | 1990-02-14 | Montedison Spa | Poliesteri liquido cristallini termotropici. |
IT1222091B (it) * | 1987-07-22 | 1990-08-31 | Montedison Spa | Poliestri liquido cristallini termotropici |
JPS6490068A (en) * | 1987-08-14 | 1989-04-05 | Montedison Spa | Metal base plate coated with liquid crystal polymer and method for manufacture thereof |
IT1222857B (it) * | 1987-10-09 | 1990-09-12 | Montedison Spa | Poliestri aromatici liquido cristallini termotropici |
IT1223376B (it) * | 1987-11-24 | 1990-09-19 | Montedison Spa | Poliesteri aromatici liquido cristallini termotropici |
IT1223410B (it) * | 1987-12-10 | 1990-09-19 | Montedison Spa | Poliesteri aromatici liquido cristallini termotropici |
IT1223605B (it) * | 1987-12-24 | 1990-09-29 | Montedison Spa | Poliesteri aromatici liquido cristallini termotropici |
US4966807A (en) * | 1988-06-13 | 1990-10-30 | Foster Miller, Inc. | Multiaxially oriented thermotropic polymer films and method of preparation |
US4975312A (en) * | 1988-06-20 | 1990-12-04 | Foster-Miller, Inc. | Multiaxially oriented thermotropic polymer substrate for printed wire board |
JPH02308812A (ja) * | 1989-05-24 | 1990-12-21 | Idemitsu Petrochem Co Ltd | 全芳香族共重合ポリエステル |
US5366663A (en) * | 1991-11-30 | 1994-11-22 | Hoechst Ag | Mixtures of liquid crystalline copolymers, polyether imides and compatibilizers and use thereof |
US5235116A (en) * | 1992-08-24 | 1993-08-10 | Eastman Kodak Company | Process for the preparation of 2-(1-phenylethyl)hydroquinone and 2-(1-phenylethyl)hydroquinone diacetate |
US5670584A (en) * | 1993-05-07 | 1997-09-23 | Sinco Engineering S.P.A. | Polyester compositions suitable for the manufacture of fibres and films with high elastic modulus |
USH1502H (en) * | 1993-08-17 | 1995-11-07 | Fiberweb North America, Inc. | Meltblown fibers and webs produced from liquid crystal polymers |
IT1291674B1 (it) * | 1997-04-28 | 1999-01-19 | Sinco Eng Spa | Resine poliestere aventi migliorate proprieta' |
GB9908454D0 (en) * | 1999-04-13 | 1999-06-09 | Bp Chem Int Ltd | Process |
US6465002B1 (en) | 2000-03-13 | 2002-10-15 | Brown University Research Foundation | Liquid crystalline polymers |
Family Cites Families (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2172374A (en) * | 1937-11-09 | 1939-09-12 | Du Pont | Polymerization process |
US2714120A (en) * | 1950-05-23 | 1955-07-26 | Goodrich Co B F | Method of preparing aralkylated phenolic compounds |
US3160602A (en) * | 1960-06-01 | 1964-12-08 | Gen Electric | Process of producing aromatic polyesters |
US3975487A (en) * | 1973-08-20 | 1976-08-17 | The Carborundum Company | Process for spinning high modulus oxybenzoyl copolyester fibers |
US3991013A (en) * | 1974-05-10 | 1976-11-09 | E. I. Du Pont De Nemours And Company | Copolyesters of derivatives of hydroquinone |
PH15509A (en) * | 1974-05-10 | 1983-02-03 | Du Pont | Improvements in an relating to synthetic polyesters |
US4183895A (en) * | 1975-04-29 | 1980-01-15 | E. I. Du Pont De Nemours And Company | Process for treating anisotropic melt-forming polymeric products |
US4247514A (en) * | 1975-05-05 | 1981-01-27 | E. I. Du Pont De Nemours And Company | Process for strengthening a shaped article of a polyester |
US4083829A (en) * | 1976-05-13 | 1978-04-11 | Celanese Corporation | Melt processable thermotropic wholly aromatic polyester |
US4159365A (en) * | 1976-11-19 | 1979-06-26 | E. I. Du Pont De Nemours And Company | Polyphenyl-1,4-phenylene terephthalates and fibers therefrom |
US4242496A (en) * | 1978-12-21 | 1980-12-30 | Eastman Kodak Company | Liquid crystal copolyesters containing phenylhydroquinone |
FR2438061A1 (fr) * | 1978-10-05 | 1980-04-30 | Rhone Poulenc Ind | Copolyesters alcoylaromatiques thermotropes |
FR2450267A1 (fr) * | 1979-03-02 | 1980-09-26 | Rhone Poulenc Ind | Copolyesters aromatiques thermotropes et leurs procedes de preparation |
US4238600A (en) * | 1979-11-19 | 1980-12-09 | Eastman Kodak Company | Copolyesters derived from terephthalic acid, phenylhydroquinone and t-butylhydroquinone |
US4360658A (en) * | 1979-11-19 | 1982-11-23 | Eastman Kodak Company | Copolyester derived from terephthalic acid, phenylhydroquinone and hydroquinone |
US4287332A (en) * | 1979-11-19 | 1981-09-01 | Eastman Kodak Company | Process for improving the chemical resistance of aromatic polyesters |
JPS5773021A (en) * | 1980-10-24 | 1982-05-07 | Kanegafuchi Chem Ind Co Ltd | Heat-resistant aromatic polyester coplymer and its preparation |
US4342862A (en) * | 1981-03-27 | 1982-08-03 | Eastman Kodak Company | Polyesters of trans-1,4-cyclohexanedicarboxylic acid and 2-phenylhydroquinone and modifications thereof |
EP0156966B1 (en) * | 1981-07-20 | 1988-10-19 | Teijin Limited | Wholly aromatic polyester composition and process for producing it |
EP0072540B1 (en) * | 1981-08-18 | 1986-04-23 | Teijin Limited | Melt-anisotropic wholly aromatic polyester, process for production thereof, and fibers or films thereof |
JPS5930821A (ja) * | 1982-08-12 | 1984-02-18 | Teijin Ltd | 溶媒易溶性の液晶ポリエステル |
JPS59120626A (ja) * | 1982-12-27 | 1984-07-12 | Sumitomo Chem Co Ltd | 芳香族ポリエステルの製造方法 |
US4474938A (en) * | 1983-08-04 | 1984-10-02 | Monsanto Company | Process for polymerization of thermotropic polyesters and polyesters |
US4529565A (en) * | 1983-08-31 | 1985-07-16 | Asahi Kasei Kogyo Kabushiki Kaisha | Polyester of substituted or unsubstituted phenoxyhydroquinone |
US4600765A (en) * | 1984-02-17 | 1986-07-15 | Owens-Corning Fiberglas Corporation | Melt processable optically anisotropic polymers |
-
1984
- 1984-02-17 US US06/581,166 patent/US4600765A/en not_active Expired - Fee Related
-
1985
- 1985-01-28 AU AU38850/85A patent/AU565984B2/en not_active Ceased
- 1985-01-28 JP JP60500605A patent/JPH07113056B2/ja not_active Expired - Lifetime
- 1985-01-28 DE DE8585900923T patent/DE3576963D1/de not_active Expired - Fee Related
- 1985-01-28 WO PCT/US1985/000136 patent/WO1985003712A1/en active IP Right Grant
- 1985-01-28 DE DE88202209T patent/DE3587432T2/de not_active Expired - Fee Related
- 1985-01-28 AT AT85900923T patent/ATE51635T1/de not_active IP Right Cessation
- 1985-01-28 AT AT88202209T patent/ATE91135T1/de not_active IP Right Cessation
- 1985-01-28 EP EP85900923A patent/EP0172849B1/en not_active Expired - Lifetime
- 1985-01-28 EP EP88202209A patent/EP0314212B1/en not_active Expired - Lifetime
- 1985-02-07 IT IT19419/85A patent/IT1183182B/it active
- 1985-02-14 ES ES540397A patent/ES8607349A1/es not_active Expired
- 1985-02-15 CA CA000474492A patent/CA1323879C/en not_active Expired - Fee Related
- 1985-09-30 FI FI853765A patent/FI84181C/sv not_active IP Right Cessation
- 1985-10-10 NO NO85854020A patent/NO161919C/no unknown
- 1985-10-16 DK DK472585A patent/DK164879C/da active
-
1986
- 1986-01-17 US US06/819,945 patent/US4668760A/en not_active Expired - Fee Related
-
1987
- 1987-12-30 AU AU83153/87A patent/AU600330B2/en not_active Ceased
-
1989
- 1989-10-03 DK DK485389A patent/DK485389A/da not_active Application Discontinuation
-
1990
- 1990-08-10 AU AU60863/90A patent/AU622345B2/en not_active Ceased
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed | ||
MM | Patent lapsed |
Owner name: MONTEDISON S.P.A. |