BE548054A - - Google Patents
Info
- Publication number
- BE548054A BE548054A BE548054DA BE548054A BE 548054 A BE548054 A BE 548054A BE 548054D A BE548054D A BE 548054DA BE 548054 A BE548054 A BE 548054A
- Authority
- BE
- Belgium
- Prior art keywords
- molten mass
- vapors
- aromatic
- heated
- main patent
- Prior art date
Links
- 150000001875 compounds Chemical class 0.000 claims description 5
- 229930195733 hydrocarbon Natural products 0.000 claims description 5
- 150000002430 hydrocarbons Chemical class 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 claims description 4
- 125000003118 aryl group Chemical group 0.000 claims description 4
- 239000004215 Carbon black (E152) Substances 0.000 claims description 2
- 238000009833 condensation Methods 0.000 claims description 2
- 230000005494 condensation Effects 0.000 claims description 2
- 150000002148 esters Chemical class 0.000 claims description 2
- 125000000524 functional group Chemical group 0.000 claims description 2
- 238000006068 polycondensation reaction Methods 0.000 claims description 2
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 8
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 4
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- RSJKGSCJYJTIGS-UHFFFAOYSA-N undecane Chemical class CCCCCCCCCCC RSJKGSCJYJTIGS-UHFFFAOYSA-N 0.000 description 3
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 2
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- JKWMSGQKBLHBQQ-UHFFFAOYSA-N diboron trioxide Chemical compound O=BOB=O JKWMSGQKBLHBQQ-UHFFFAOYSA-N 0.000 description 2
- WOZVHXUHUFLZGK-UHFFFAOYSA-N dimethyl terephthalate Chemical compound COC(=O)C1=CC=C(C(=O)OC)C=C1 WOZVHXUHUFLZGK-UHFFFAOYSA-N 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 150000001491 aromatic compounds Chemical class 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000032050 esterification Effects 0.000 description 1
- 238000005886 esterification reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- -1 polyethylene terephthalate Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000011787 zinc oxide 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
- C08G63/78—Preparation processes
- C08G63/81—Preparation processes using solvents
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)
Publications (1)
Publication Number | Publication Date |
---|---|
BE548054A true BE548054A (enrdf_load_stackoverflow) |
Family
ID=174780
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE548054D BE548054A (enrdf_load_stackoverflow) |
Country Status (1)
Country | Link |
---|---|
BE (1) | BE548054A (enrdf_load_stackoverflow) |
-
0
- BE BE548054D patent/BE548054A/fr unknown
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4533461A (en) | Process for producing mesophase pitch | |
CA1131151A (en) | Treatment of pitches in carbon artifact manufacture | |
US4277325A (en) | Treatment of pitches in carbon artifact manufacture | |
FR2564469A1 (fr) | Complexes de sulfure de polyarylene, procedes de production et utilisations de ceux-ci | |
JP7101390B2 (ja) | 高純度ビス-(2-ヒドロキシエチル)テレフタレートの製造方法、再生ポリエチレンテレフタレート、脱色溶媒およびビス-(2-ヒドロキシエチル)テレフタレートの精製方法 | |
WO2022003990A1 (ja) | 高純度ビス-(2-ヒドロキシエチル)テレフタレートの製造方法、再生ポリエチレンテレフタレート、脱色溶媒およびビス-(2-ヒドロキシエチル)テレフタレートの精製方法 | |
JP3789936B2 (ja) | メソフェーズピッチの単離方法 | |
EP0092843B1 (en) | Process for producing an aromatic polyester fiber | |
US4892642A (en) | Process for the production of mesophase | |
JPS6249914B2 (enrdf_load_stackoverflow) | ||
BE548054A (enrdf_load_stackoverflow) | ||
FR2521585A1 (fr) | Goudron modifie pour la fabrication de fibres de carbone et son procede de fabrication | |
FR2528442A1 (fr) | Procede de preparation d'un brai convenant tout particulierement a l'utilisation en tant que matiere premiere de la preparation de fibres de carbone | |
US4670129A (en) | Pitch for production of carbon fibers | |
JP3819021B2 (ja) | 炭化水素蒸留方法 | |
JPH045710B2 (enrdf_load_stackoverflow) | ||
US4655902A (en) | Optically anisotropic carbonaceous pitch | |
FR2465758A1 (fr) | Masses fondues anisotropes conformables a base de polyesters aromatiques et articles formes a partir d'elles | |
US2847397A (en) | Process of polycondensation of diolesters of aromatic dicarboxylic acids | |
US2742452A (en) | Process of carrying out the polycondensation of glycol esters of terephthalic acid | |
USRE24490E (en) | Method of polycondensing diglycol | |
CH434748A (fr) | Procédé de polycondensation | |
US2742451A (en) | Method of polycondensing diglycol esters of terephthalic acid | |
BE530189A (enrdf_load_stackoverflow) | ||
US3632830A (en) | Process for the purification of crude bis-(beta-hydroxyethyl) terephthalate |