Cov Lus Qhia Yooj Yim
4,4'-dicarboxydiphenyl ether lossis 4,4'-oxybisbenzoic acid cas {6}}
| Molecular Cov Qauv | C14H10O5 |
| Tus hniav loj | 258.23 |
| Ceev | 1.395 {{0. 06 g \/ cm3 (kwv yees) |
| Melting taw tes | 329 Qib |
| Boling Taw | 256-259 degree |
| Flash point | 184.1 Qib |
| Dej solubility | Insoluble hauv dej |
| Vapor presure | 8.85E -10 mmHg ntawm 25 degree |
| Kev tshwm sim | Crystalline hmoov |
| Xim | Dawb rau yuav luag dawb |
Cov khoom lag luam
Khoom:
4,4'-dicarboxydiphenil ether yog xim tsis muaj xim crystalline khoom. Soluble me ntsis hauv dej, soluble hauv kub ethanol, kub acetic acid thiab lwm yam emvents organic. Hauv kev daws teeb meem alkaline, cov pab pawg carboxyl undergoes ib qho tshuaj tiv thaiv neutralization, yog li nce nws solubility.
Siv ntawm 4,4'-dicarboxydiphenyl Ethere \/ 4,4'-oxybisbenzoic acid:
1. Raws li Monomer tseem ceeb, 4,4'-diarbox Cov polyesters muaj cov khoom siv zoo, thermal thiab tshuaj lom neeg ruaj khov, thiab tuaj yeem siv los ua engineering plastics, fibers thiab lwm yam.
2. Rov ua yeeb ncuab mus rau synthesize polyamide, uas tuaj yeem siv rau hauv aerospace, electrical cov khoom siv hluav taws xob.
3.Ua raws li cov hluavtaws ntawm thermotrotropic ua kua siv lead rau insulating zaj duab xis cov ntaub ntawv thiab hluavtaws ntawm lwm cov ntaub ntawv polymer.
4.ustom ua cov ntaub ntawv organic nyoos thiab cov khoom siv hluav taws xob.
Vim li cas thiaj xaiv GNEEBIO?
1. Peb muaj cov khoom lag luam zoo, muab tau ncaj qha los ntawm lub hoobkas los ua kom muaj khoom txaus.
2. Peb muaj kev pabcuam tshaj lij, 24 teev online los daws koj cov teeb meem.
3. Nrog xyoo ntawm cov khoom siv kev paub, peb siv zog coj tus nqi rau txhua tus neeg siv khoom.
Peb xav kom muaj kev sib tw yeej. Xa koj qhov kev nug thiab koj yuav tau txais nws!
Tuam txhab tau
GneebioNyob hauv Anyang City, Henan xeev, Suav. Nws yog cov khoom siv uas paub zoo thiab tsim cov khoom siv tshuaj raw hauv Suav. Peb muab cov khoom siv raw tshuaj sib xyaw, cov kuab tshuaj organic, thiab lwm yam kev ua tshuaj lom neeg siv tshuaj thiab thoob ntiaj teb cov khoom lag luam thiab cov khoom lag luam tshuaj zoo.
Cov FAQ
1.Q: Koj puas tuaj yeem muab cov qauv rau kev sim?
A: Yog, peb muab cov hnoos qeev dawb rau koj qhov kev kuaj, koj yuav tsum them tus nqi xa ntawv (DHL \/ TNT \/ EMS).
2.Q: Cov ntaub ntawv dab tsi koj muab rau txhua cov zaub mov xa tuaj?
A: Feem ntau ua lag luam Invoice, daim ntawv ntim khoom, daim ntawv teev npe, daim ntawv pov thawj ntawm keeb kwm, khoom siv kev nyab xeeb cov ntaub ntawv ntaub ntawv (MSDS Kev Nyab Xeeb Cov ntaub ntawv (MSDS). Rau lwm cov ntaub ntawv ntshuam, thov koj xav tiv tauj peb.
3.Q: Kuv tuaj yeem tau txais tus nqi ntawm cov khoom no li cas?
A: Thov muab cov khoom siv raug, cov ntaub ntim, chaw nres nkoj uas peb xav tau. Peb yuav hais nqe rau koj raws li koj xav tau tshwj xeeb.
4.Q: Dab tsi yog kev xa khoom xa tuaj?
A: Kev xa tawm lub voj voog: txog 7-10 hnub tom qab kev pom zoo them nyiaj.
Cim npe nrov: 4,4'-dicarboxydiphenyl ether lossis 4,4'-}}} 4}}} Cov neeg tsim khoom, cov chaw tsim khoom, Hoobkas