Hydroxypropyl acrylate
Txheej Txheem Cej Luam Khoom
Hydroxyethyl Acrylate (HEA) yog ib qho monomer monofunctional uas siv tau ntau yam thiab yog ib qho tseem ceeb hauv kev tsim cov tshuaj polymer. Nws muaj cov acrylic double bond uas polymerizable thiab ib pawg hydroxyl reactive hauv tib lub molecule. Cov qauv no tso cai rau nws kom yooj yim copolymerization nrog ntau yam monomers thaum tseem koom nrog hauv kev sib txuas lus. Nws yog ib qho kua ntshiab, tsis muaj xim rau daj daj thiab paub txog kev txhim kho cov khoom ua tau zoo ntawm cov khoom polymeric kawg, txawm tias thaum siv me me.
Cov Lus Qhia Tshwj Xeeb
| Lub Npe Khoom | Hydroxypropyl acrylate |
| Cov Qauv Tshuaj | CH₃CHCOO(CH₂)₃OH |
| Tus lej CAS | 25584-83-2 |
| Tus lej EINECS | 247-113-0 |
| Khoom Muag | Kua pob tshab |
Daim Ntawv Tswj Xyuas Zoo
| Qhov tsos | Tsis muaj xim rau lub teeb daj pob tshab kua tsis muaj cov khoom siv kho tshuab |
| Monoester, wt% | ≥ 93.0 |
| Kev Huv Si (Tag Nrho Ester), w% | ≥ 97.0 |
| Xim, Hazen | ≤ 30 |
| Cov dej ntsiab lus, w% | ≤ 0.30 |
| Acidity (raws li acrylic acid), w% | ≤ 0.30 |
| Tshuaj Tiv Thaiv (MEHQ), mg/kg | 300 ± 50 |
Cov Lus Qhia Tseem Ceeb ntawm Hydroxypropyl Acrylate
| Qhov tsos | Ntshiab, tsis muaj xim rau lub teeb daj kua |
| Kev huv huv (%) | ≥ 96.0 (feem ntau > 99.0) |
| Cov ntsiab lus dej (%) | ≤ 0.5 |
| Tshuaj Tiv Thaiv (MEHQ) | 200 ± 20 ppm |
| Tus Nqi Acid (mg KOH / g) | ≤ 1.0 |
| Xim (APHA) | ≤ 30 |
| Qhov Ceev (20 ° C) | ~ 1.05 g/cm³ |
| Kub Kub | ~ 77 °C (ntawm 5 mmHg) |
Hydroxypropyl Acrylate Cov Ntawv Thov Tseem Ceeb
HPA muaj ob txoj haujlwm ua rau nws siv tau rau ntau yam lag luam. Nws lub luag haujlwm tseem ceeb yog ua ib yam tshuaj uas ua rau cov tshuaj yaj thiab ua ib yam khoom uas ua rau cov tshuaj sib txuas ua ke.
Cov Tshuaj Pleev Xim & Cov Kua Xim:
Cov Txheej Txheem Thermosetting: Ua haujlwm ua ib qho co-monomer hauv tsheb, kev lag luam, thiab cov txheej txheem coatings. Nws sib txuas nrog melamine, isocyanate, lossis epoxy resins, ua rau cov zaj duab xis muaj qhov nyuaj zoo heev, tiv taus tshuaj lom neeg, tiv taus mar, thiab ci ntsa iab.
Cov Txheej Txheem Kho Tau Hluav Taws Xob: Siv rau hauv cov txheej txheem UV/EB-kho tau, cov kua mem, thiab cov nplaum. Pawg hydroxyl tso cai rau kev tsim cov urethane acrylates nrog cov khoom zoo dua.
Cov Resins Photoresist: Ib qho tseem ceeb hauv cov resins photo-sensitive rau kev tsim khoom semiconductor thiab zaub.
Cov nplaum thiab cov khoom foob:
Txhim kho kev nplaum rau cov khoom siv uas nyuaj rau kev sib txuas xws li hlau thiab cov yas kho.
Ua kom qhov sib txuas ntawm qhov sib txuas ua kom zoo dua, ua rau muaj kev tiv taus cua sov, tiv taus tshuaj lom neeg, thiab lub zog sib koom ua ke hauv cov nplaum uas rhiab siab (PSAs) thiab cov nplaum rau cov qauv.
Cov Ntaub Ntawv & Cov Fibers:
Siv ua tus neeg sawv cev kho fiber los hloov cov fibers hluavtaws, txhim kho dyeability, antistatic zog, thiab noo noo nqus.
Cov Khoom Siv Hluav Taws Xob thiab Cov Yas:
Ua ib qho kev hloov kho rau acrylic thiab lwm yam khoom siv hluavtaws, Hydroxypropyl acrylate muab kev tiv thaiv huab cua zoo dua, kev cuam tshuam tsis kam, thiab kev ywj pheej.
Hydroxypropyl Acrylate Lwm Cov Kev Siv:
Kev Ua Ntawv: Ua ib qho khoom siv resin thiab txheej txheem.
Cov Tshuaj Kho Dej: Siv rau hauv kev tsim cov nplai thiab cov tshuaj tiv thaiv xeb.
Cov Khoom Siv Lubricant: Ua haujlwm ua tus precursor rau viscosity index improvers thiab dispersants.
Hydroxypropyl Acrylate Cov Nta Tseem Ceeb & Cov Txiaj Ntsig
Kev Ua Haujlwm Zoo Kawg Nkaus: Pawg acrylate yooj yim copolymerizes nrog ntau yam vinyl thiab acrylic monomers (piv txwv li, methyl methacrylate, butyl acrylate, styrene, acrylonitrile).
Muaj Peev Xwm Sib Txuas Lus Zoo: Pawg hydroxyl pendant yooj yim teb nrog diisocyanates, anhydrides, thiab amino resins (piv txwv li, melamine), ua rau muaj kev tsim cov tes hauj lwm polymer peb-seem uas ruaj khov.
Kev Sib Txuas Zoo Dua: Txhawb kev sib txuas zoo rau ntau yam substrates.
Kev Txhim Kho Kev Ruaj Khov: Pab txhawb rau kev tiv taus cov tshuaj lom neeg, cov kuab tshuaj, huab cua, thiab lub teeb UV.
Kev Siv Tau Ntau Yam: Siv tau rau ntau yam txheej txheem polymerization, suav nrog kev daws teeb meem, emulsion, suspension, thiab bulk polymerization.
Kev Ua Haujlwm Zoo: Muab kev txhim kho zoo hauv cov khoom kawg txawm tias siv tsawg (feem ntau 1-10%).
Kev Tswj Xyuas & Kev Khaws Cia
Kev Khaws Cia: Khaws cia rau qhov chaw txias, tsaus ntuj, thiab muaj cua nkag tau zoo. Kaw cov thawv kom nruj. Qhov kub uas pom zoo kom khaws cia yog ntawm 15°C thiab 25°C (59°F thiab 77°F).
Tshuaj Tiv Thaiv: Muaj MEHQ (Methoxyphenol) ua ib yam tshuaj tiv thaiv polymerization kom tiv thaiv kev polymerization thaum lub sijhawm khaws cia thiab thauj mus los. Nws yog ib qho tseem ceeb kom tswj tau qhov tshuaj tiv thaiv no kom ruaj khov.
Kev Siv: Tsis txhob kov cov cua sov, cov hluav taws xob, cov nplaim taws qhib, thiab cov neeg ua haujlwm oxidizing muaj zog. Siv nrog qhov cua nkag tau zoo thiab hnav cov khoom siv tiv thaiv tus kheej (PPE), suav nrog cov hnab looj tes tiv taus tshuaj lom neeg, cov tsom iav kev nyab xeeb, thiab cov khaub ncaws tiv thaiv.
Lub Sij Hawm Khaws Cia: Feem ntau 12 lub hlis txij li hnub tsim khoom thaum khaws cia raws li cov xwm txheej pom zoo.