Hydroxyethyl acrylate si wotsɔ wɔa dɔe
Adzɔnuwo Ŋuti Nyatakaka
Hydroxyethyl Acrylate (HEA) nye monomer si wɔa dɔ le mɔ vovovowo nu eye wònye xɔtunu vevi aɖe le polymer ƒe atikewɔwɔ me. Acrylic double bond si woate ŋu awɔ polymerizable kple hydroxyl ƒuƒoƒo si wɔa dɔ le molecule ɖeka me le eme. Dɔwɔnu sia na wòte ŋu toa copolymerization me kple monomers vovovowo bɔbɔe esime wòkpɔa gome le crosslinking reactions hã me. Enye tsi si me kɔ, si me amadede mele o va ɖo ɣie si me kɔ eye wonyae be enaa polymeric-nu mamlɛawo ƒe dɔwɔwɔ ƒe nɔnɔmewo nyona ɖe edzi ŋutɔ, ne wozãe le agbɔsɔsɔ sue aɖe me gɔ̃ hã.
Nu Veviwo Ŋuti Nyatakakawo
| Nunᴐamesi | Specification / Asixɔxɔ si bɔ |
| Dzedzeme | Tsi si me kɔ, si me amadede mele o va ɖo ɣie si me kɔ |
| Dzadzɛnyenye (%) . | ≥ 97.0 ƒe xexlẽme |
| Tsi ƒe Agbɔsɔsɔme (%) . | ≤ 0.5 |
| Mɔxenu (MEHQ) . | 200 ± 50 ppm (alo abe alesi wogblɔe ene) . |
| Asidi (abe Acrylic Acid ene) (%) . | ≤ 0.05 ƒe xexlẽme |
| Amadede (APHA) . | ≤ 30 ye nye ema |
| Eƒe kpekpeme (20 °C) . | ~1.10 g/cm3 ƒe akpa aɖe |
| Teƒe si Woɖaa Nu le | ~ 90 °C (le 5 mmHg me) . |
| Hydroxyl ƒe Asixɔxɔ (mg KOH/g) . | ~ 480 ƒe xexlẽme |
Dɔwɔwɔ Veviwo
HEA ƒe dɔwɔwɔ eve na wòle vevie ŋutɔ le dɔwɔƒe gbogbo aɖewo me:
Nusiwo Wotsyɔ & Nuŋlɔtsiwo:
Thermosetting Coatings: Monomer vevitɔ le ʋuwo, dɔwɔƒewo, kple mɔ̃wo ƒe nutsyɔnuwo me. Hydroxyl ƒuƒoƒoa ƒoa ƒu kple melamine-formaldehyde alo polyisocyanate resins (le PU ƒe nutsyɔnu me), si naa sesẽ nyuitɔ kekeake, atikewo ƒe tsitretsitsi, kple mar tsitretsitsi.
Radiation-Curable Systems: Wozãnɛ abe reactive diluent kple crosslinker ene le UV/EB-curable coatings, inks, kple adhesives me. Enye nu vevi aɖe si wotsɔ wɔa urethane acrylates.
Photoresists & Photoreactive Polymers: Wozãnɛ le photoresist resins wɔwɔ me na agbalẽtata gbadzɛwo kple elektrɔnikmɔ̃wo (semiconductors, LCDs).
Nusiwo Wotsɔna Kpena Ðe Nu Ŋu & Nutrenuwo:
Enaa ŋusẽ si le nusiwo wotsɔ léa nu vovovowo ŋu, siwo dome ga kple plastik hã le, ŋu nyona ɖe edzi.
Doa crosslink density ɖe ŋgɔ, si wɔnɛ be dzoxɔxɔ ƒe tsitretsitsi, atikewo ƒe tsitretsitsi, kple cohesive ŋusẽ si nyo wu le xɔtuɖaŋu kple nyaƒoɖeamenu-sensitive adhesives (PSAs) me.
Avɔwo & Kawo:
Wozãnɛ abe co-monomer ene le fiber treatment agents kple avɔ ƒe nutsyɔnu me be wòana tsi nagatsi tre ɖe eŋu, wòate ŋu axe mɔ ɖe flitete nu, eye wòanɔ anyi eteƒe nadidi o.
Pepawo Ŋuti Dɔwɔwɔ:
Wotsɔe de nusiwo wotsɔ blaa nu me be wòana tsi kple ƒuƒu ƒe ŋusẽ nanyo ɖe edzi, tsi ƒe tsitretsitsi, kple agbalẽtata nanyo ɖe edzi.
Dɔbiagbalẽvi Tɔxɛwo:
Amisisi Dɔwɔƒe: Ewɔa dɔ abe atike si wotsɔ wɔa atike siwo wotsɔna klɔa nu kple nusiwo wotsɔna kakaa nu ene.
Elektrɔnikmɔ̃wo: Wozãnɛ abe tsi ɖeɖeɖa ƒe atike ene le elektrɔnik nusuekpɔmɔ̃ ƒe kpɔɖeŋu dzadzraɖo me.
Analytical Chemistry: Ewɔa dɔ abe atikewɔnu ene eye wònye akpa aɖe le tsi-missible embedding agents me.
Nu Veviwo & Viɖewo
Dɔwɔwɔ Eve: Acrylate ƒuƒoƒoa na be woate ŋu awɔ copolymerization, gake hydroxyl ƒuƒoƒoa ya ɖea mɔ na crosslinking kple atikewo ƒe tɔtrɔ.
Dɔwɔwɔ si nyo wu: Enaa wònɔa anyi eteƒe didina, atikewo te ŋu nɔa te ɖe enu, eye wòléna ɖe polymer mamlɛawo ŋu.
Nusiwo wɔa dɔ ŋutɔ: Ewɔa ɖeka kple acrylates, methacrylates, styrene, vinyl acetate, acrylonitrile, kple bubuwo bɔbɔe.
Woate ŋu azãe le mɔ vovovowo nu: Esɔ na polymerization ƒe mɔnu vovovowo, siwo dometɔ aɖewoe nye solution, emulsion, kple suspension polymerization.
Dɔwɔwɔ nyuie: Enaa ŋgɔyiyi gã aɖe le adzɔnuwo ƒe nɔnɔmewo me le nusiwo wotsɔ de eme ƒe agbɔsɔsɔ si bɔbɔ gɔ̃ hã me (zi geɖe la, 2-10%).
Low Viscosity: Ewɔa dɔ abe reactive diluent nyui aɖe le radiation-curable systems me, si kpena ɖe ame ŋu be woaɖe atike ƒe viscosity dzi akpɔtɔ evɔ womezãa volatile organic compounds (VOCs) o.
Dɔwɔwɔ & Nudzraɖoƒe
Dzraɖoƒe ƒe Dzoxɔxɔ: Dzrae ɖo ɖe teƒe fafɛ si ya ƒona nyuie. Dzoxɔxɔ si wokafu be woatsɔ adzrae ɖoe nye 2°C va ɖo 25°C (36°F kple 77°F). Ƒo asa na tsikpe kple dzoxɔxɔ si nu sẽ.
Mɔxenu: MEHQ mɔxenu le eme be wòaxe mɔ ɖe polymerization si dzɔna le eɖokui si nu. Mɔxenu la bia be oxygen nanɔ anyi hafi wòate ŋu awɔ dɔ; eyata nudzraɖoƒe le yame si mewɔa dɔ o te (le kpɔɖeŋu me, Nitrogen padding) le vevie be wòali ke ɣeyiɣi didi.
Nugoe: Dzrae ɖo ɖe nugoe siwo wotu nyuie siwo wotsɔ gakpo si mexɔ dzo o, gakpo si me phenolic resin le, alo polyethylene wɔ me. Takpɔkpɔ tso kekeli me.
Agbenɔƒe: Zi geɖe la, ɣleti 6 va ɖo 12 tso ŋkeke si dzi wowɔe ne wodzrae ɖo le nɔnɔme siwo wokafu me.
Alesi woawɔe: Zãe ne ya nyui le eme eye mɔ̃ɖaŋununya ƒe mɔ̃wo le eme. Ƒo asa na kadodo kple ŋutigbalẽ, ŋkuwo, kple awuwo. Do ame ŋutɔ ƒe ametakpɔnu siwo sɔ (PPE), siwo dometɔ aɖewoe nye asigɛ siwo me atikewo mele o, dedienɔnɔ ƒe ŋkumeɖobolo, kple ametakpɔwu.