Diphenic acidyog ib qho organic compound nrog cov tshuaj formula C14H10O4 thiab CAS 482-05-3. Nws yog cov hmoov dawb los yog daj me ntsis, qee zaum nyob rau hauv daim ntawv ntawm flakes los yog muaju. Cov kua qaub yog me ntsis soluble hauv dej, tab sis yooj yim soluble hauv cov kuab tshuaj organic xws li ethanol, ether, thiab acetone. Nws yog cov organic acid nrog acidity uas tuaj yeem hnov mob nrog cov hauv paus los ua cov ntsev. Kev siv tseem ceeb hauv polyester ntau lawm yog los npaj polyethylene terephthalate (PET). PET yog cov khoom siv yas siv dav siv hauv kev tsim khoom ntawm ntau yam khoom xws li lub raj mis, fibers, thiab zaj duab xis. TPA ua lub luag haujlwm tseem ceeb hauv kev npaj PET, muab cov khoom zoo PET. Txawm li cas los xij, kev npaj TPA thiab kev tsim PET kuj tseem ntsib qee qhov teeb meem, xws li tus nqi, kev cuam tshuam ib puag ncig, thiab kev siv peev txheej. Yog li ntawd, nyob rau hauv kev tsim kho yav tom ntej, nws yog ib qho tsim nyog yuav tsum tau tshawb fawb ntxiv thiab txhim kho cov txheej txheem kev npaj PET kom ua tau zoo dua, ib puag ncig tus phooj ywg, thiab cov txheej txheem tsim khoom ruaj khov.
(Cov khoom txuas: https://www.bloomtechz.com/synthetic-chemical/organic-intermediates/diphenic-acid-cas-482-05-3.html)
Diphenic acid yog ib qho tseem ceeb organic compound nrog ntau yam kev siv.
1. Kev lag luam yas thiab resin: Benzoic acid plays lub luag hauj lwm irreplaceable nyob rau hauv cov yas thiab resin kev lag luam. Raws li cov khoom siv raw rau polymers thiab hluavtaws cob, dibenzoic acid muab ntau cov khoom siv raw rau kev tsim khoom.
(1) Hauv kev tsim tsheb, plastics thiab resins tsim siv benzoic acid tuaj yeem siv los tsim cov khoom siv tsheb, xws li tsheb lub cev vaj huam sib luag, cav qhov chaw, lub taub hau npog, thiab lwm yam.
(2) Hauv kev tsim kho, cov khoom siv hluavtaws ua los ntawm benzoic acid tuaj yeem siv los tsim cov khoom siv hauv tsev, xws li lub qhov rooj thiab qhov rais, iav fiber reinforced plastics, thiab lwm yam. Cov ntaub ntawv no muaj huab cua zoo thiab ua haujlwm ntev, uas tuaj yeem ua kom ntev. -lub sij hawm siv cov vaj tse.
(3) Hauv cov khoom siv hauv tsev, cov yas thiab cov resins uas tsim los ntawm dibenzoic acid tuaj yeem siv los tsim cov plhaub thiab cov khoom siv sab hauv ntawm ntau yam khoom siv hauv tsev, xws li tshuab ntxhua khaub ncaws, tub yees, cua txias, thiab lwm yam., txhim kho cov kav ntev thiab kev nyab xeeb ntawm cov khoom siv hauv tsev.
(4) Hauv kev ntim khoom, cov yas thiab cov resins uas tsim los ntawm benzoic acid tuaj yeem siv los ua cov khoom ntim, xws li hnab yas, lub raj mis yas, yas tableware, thiab lwm yam. Cov ntaub ntawv no muaj cov dej noo zoo, kev poob siab, thiab kev puas tsuaj. , uas tuaj yeem tiv thaiv kev nyab xeeb ntawm cov khoom thaum thauj thiab khaws cia. Tsis tas li ntawd, dibenzoic acid kuj tseem siv tau los tsim ntau yam khoom siv hluavtaws xws li polyester cob, epoxy resin, polyurethane resin, thiab lwm yam.
2. Kev lag luam xim thiab xim: Benzoic acid plays lub luag haujlwm tseem ceeb hauv kev lag luam xim thiab xim. Raws li ib qho tseem ceeb ntawm cov khoom siv raw khoom, benzoic acid yog dav siv nyob rau hauv kev tsim ntawm ntau yam coatings thiab dyes, xws li pigments, dyes, coatings, thiab inks. Cov khoom no muaj ntau yam kev siv hauv dyeing thiab txheej cov ntaub ntawv xws li textiles, ntawv, thiab ntoo.
(1) Hauv kev lag luam textiles, dyes thiab pigments tsim los ntawm benzoic acid tuaj yeem siv rau dyeing thiab luam ntawv. Cov dyes thiab cov xim no muaj cov xim zoo nkauj nrawm thiab ci ntsa iab, muab cov xim zoo nkauj ntev thiab zoo nkauj rau textiles. Lawv tuaj yeem siv rau dyeing ntuj fibers xws li paj rwb, linen, silk, thiab hluavtaws fibers kom tau raws li qhov xav tau ntawm ntau yam textile ua.
(2) Nyob rau hauv daim ntawv thiab ntoo, coatings thiab inks ua los ntawm benzoic acid yuav siv tau rau txheej ntawm daim ntawv thiab ntoo. Cov coatings thiab inks no muaj adhesion zoo thiab huab cua tsis kam, muab kev tiv thaiv thiab kho kom zoo nkauj rau daim ntawv thiab ntoo. Lawv tuaj yeem siv rau kev luam ntawv, txheej, polishing thiab lwm yam txheej txheem los ua kom daim ntawv smoother thiab zoo nkauj dua, txhim kho qhov pom tseeb thiab xim ntawm cov ntaub ntawv luam tawm; Ua kom cov ntoo zoo nkauj dua thiab ruaj khov, thiab ua kom nws lub neej ua haujlwm ntev.
(3) Diphenyl formic acid kuj tseem tuaj yeem ua haujlwm tseem ceeb hauv kev tsim cov dyes, siv rau kev sib txuas ntawm acidic dyes thiab dispersed dyes. Acid dyes yog cov dyes uas tuaj yeem hnov mob nrog cov protein fibers thiab lwm yam fibers, feem ntau yog siv rau dyeing protein fibers xws li txhob lo lo ntxhuav thiab ntaub plaub. Disperse dyes feem ntau yog siv rau dyeing hluavtaws fibers xws li polyester fibers. Cov dyes ua lub luag haujlwm tseem ceeb hauv kev ua textile, muab cov xim uas xav tau thiab cov yam ntxwv ua haujlwm rau textiles.
3. Intermediate hauv tshuaj synthesis: Diphenyl formic acid plays lub luag haujlwm tseem ceeb hauv thaj chaw ntawm cov organic chemistry. Raws li ib qho tseem ceeb nruab nrab ntawm cov organic synthesis, nws plays lub luag haujlwm tseem ceeb hauv kev sib txuas ntawm lwm cov organic tebchaw. Cov tebchaw no tau koom nrog ntau yam xws li txuj lom, tshuaj tua kab, thiab tshuaj, thiab muaj kev cuam tshuam loj heev rau tib neeg kev tsim khoom thiab lub neej.
(1) Hauv kev sib xyaw ntawm cov txuj lom, dibenzoic acid tuaj yeem siv los ua cov khoom pib lossis cov khoom nruab nrab tseem ceeb los koom rau hauv kev sib txuas ntawm ntau cov tebchaw nrog cov ntxhiab tsw tshwj xeeb. Cov txuj lom no tau siv dav hauv cov khoom noj, tshuaj pleev ib ce, naj hoom thiab lwm yam kev lag luam, ntxiv xim thiab kev lom zem rau tib neeg lub neej.
(2) Hauv kev siv tshuaj tua kab, benzoic acid kuj ua lub luag haujlwm tseem ceeb. Nws tuaj yeem ua ib qho tseem ceeb nruab nrab rau kev sib xyaw ua ke ntawm qee yam tshuaj tua kab uas muaj txiaj ntsig thiab tsis muaj tshuaj lom, pab cov neeg ua liaj ua teb zoo tswj cov kab tsuag thiab kab mob, thiab txhim kho qoob loo thiab zoo. Qhov no yog qhov tseem ceeb heev rau kev ua kom muaj kev ruaj ntseg khoom noj khoom haus thoob ntiaj teb thiab kev txhim kho kev ua liaj ua teb kom ruaj khov.
(3) Hauv kev lag luam tshuaj, tus nqi ntawm benzoic acid yog immeasurable. Nws tuaj yeem ua haujlwm tseem ceeb hauv kev sib txuas ntawm qee yam tshuaj, uas ua lub luag haujlwm tseem ceeb hauv kev kho mob ntawm ntau yam kab mob. Piv txwv li, qee cov tshuaj uas muaj cov tshuaj tiv thaiv kab mob, tshuaj tua kab mob, tshuaj tiv thaiv qog thiab lwm yam dej num tsis tuaj yeem ua ke yam tsis muaj cov khoom tseem ceeb ntawm benzoic acid.
(4) Nws ua lub luag haujlwm tseem ceeb hauv kev tsim cov khoom siv polymer. Nws tuaj yeem siv los ua cov khoom pib lossis nruab nrab los ua ke ntawm cov monomers tseem ceeb rau cov ntaub ntawv polymer. Cov monomers ntxiv polymerize los yog copolymerize los tsim cov saw hlau, yog li npaj cov ntaub ntawv polymer ua haujlwm siab.
Hauv kev lag luam aerospace, cov ntaub ntawv polymer yog dav siv. Piv txwv li, kev tsim cov dav hlau thiab dav hlau yuav tsum tau siv cov khoom siv sib xyaw ua haujlwm siab, uas yog tsim los ntawm cov khoom siv polymer thiab cov fibers reinforced, nrog rau qhov zoo xws li lub teeb yuag, siab zog, thiab kub tsis kam. Cov polymer resin monomers synthesized los ntawm benzoic acid tuaj yeem siv los tsim cov khoom siv sib xyaw ua haujlwm siab, txhim kho kev ua haujlwm thiab kev nyab xeeb ntawm lub tsheb aerospace.
(5) Hauv kev tsim tsheb, cov khoom siv polymer kuj ua lub luag haujlwm tseem ceeb. Kev tsim cov khoom siv hauv tsheb yuav tsum tau siv ntau yam khoom siv polymer, xws li yas, roj hmab, txheej, thiab lwm yam. Cov ntaub ntawv no yuav tsum muaj huab cua zoo, tiv thaiv corrosion, hnav tsis kam thiab lwm yam khoom kom ntseeg tau tias lub neej kev pabcuam thiab kev nyab xeeb ntawm lub tsheb. . Cov polymer monomers synthesized los ntawm benzoic acid tuaj yeem siv los tsim cov khoom siv tsheb, txhim kho kev ua haujlwm thiab kev nplij siab ntawm lub tsheb.
(6) Hauv kev lag luam hluav taws xob thiab hluav taws xob, kev siv cov khoom siv polymer yog ubiquitous. Lub plhaub, Circuit Court board, connectors thiab lwm yam khoom siv hluav taws xob yuav tsum tau siv cov ntaub ntawv polymer. Cov ntaub ntawv no yuav tsum muaj cov rwb thaiv tsev zoo, thermal conductivity, aging kuj thiab lwm yam khoom kom muaj kev nyab xeeb thiab kev ntseeg siab ntawm cov khoom siv hluav taws xob. Cov polymer monomers synthesized los ntawm benzoic acid tuaj yeem siv los tsim cov ntaub ntawv polymer rau cov khoom siv hluav taws xob no, txhim kho lawv qhov zoo thiab kev ntseeg siab.