I-Hydroxypropyl acrylate
Ukubuka Konke Komkhiqizo
I-Hydroxyethyl Acrylate (HEA) iyi-monomer esebenza ngendlela ehlukahlukene futhi iyisakhiwo esibalulekile kumakhemikhali e-polymer. Ine-polymerizable acrylic double bond kanye neqembu le-reactive hydroxyl ku-molecule efanayo. Lesi sakhiwo siyivumela ukuthi ikwazi ukungena kalula ku-copolymerization ngezinhlobo eziningi zama-monomers ngenkathi ihlanganyela ekuphenduleni kwe-crosslinking. Iwuketshezi olucacile, olungenambala kuya koluphuzi olukhanyayo futhi yaziwa ngokuthuthukisa kakhulu izakhiwo zokusebenza kwemikhiqizo yokugcina ye-polymeric, ngisho noma isetshenziswa ngobuningi obuncane.
Imininingwane
| Igama Lomkhiqizo | I-Hydroxypropyl acrylate |
| Ifomula Yamakhemikhali | CH₃CHCOO(CH₂)₃OH |
| Inombolo ye-CAS | 25584-83-2 |
| Inombolo ye-EINECS | 247-113-0 |
| Ukubukeka Komkhiqizo | Uketshezi olubonakalayo |
Ishidi Lokulawula Ikhwalithi
| Ukubukeka | Uketshezi olukhanyayo olungenambala kuya kophuzi olukhanyayo ngaphandle kokungcola okwenziwe ngomshini |
| I-Monoester, ubuningi% | ≥ 93.0 |
| Ubumsulwa (i-Total Ester), w% | ≥ 97.0 |
| Umbala, i-Hazen | ≤ 30 |
| Okuqukethwe kwamanzi, w% | ≤ 0.30 |
| Ubusidi (njenge-acrylic acid), w% | ≤ 0.30 |
| Inhibitor (MEHQ), mg/kg | 300±50 |
Imininingwane Eyinhloko ye-Hydroxypropyl Acrylate
| Ukubukeka | Uketshezi olucacile, olungenambala kuya koluphuzi olukhanyayo |
| Ubumsulwa (%) | ≥ 96.0 (ngokuvamile > 99.0) |
| Okuqukethwe kwamanzi (%) | ≤ 0.5 |
| Inhibitor (MEHQ) | 200 ± 20 ppm |
| Inani le-asidi (mg KOH/g) | ≤ 1.0 |
| Umbala (i-APHA) | ≤ 30 |
| Ubuningi (20 °C) | ~ 1.05 g/cm³ |
| Indawo Yokubilisa | ~ 77 °C (ku-5 mmHg) |
Izicelo Eziyinhloko ze-Hydroxypropyl Acrylate
Ukusebenza okukabili kwe-HPA kuyivumela ukuthi isetshenziswe kuzo zonke izimboni ezahlukahlukene. Umsebenzi wayo oyinhloko ukusebenza njengomhlanganisi ophendulayo kanye nomhlinzeki wesayithi oxhumanisayo.
Izembozo kanye noyinki:
Izembozo Zokushisa: Zisebenza njenge-co-monomer kwezembozo zezimoto, zezimboni, neze-coil. Zihlangana ne-melamine, i-isocyanate, noma i-epoxy resins, okuholela kumafilimu anobulukhuni obuhle kakhulu, ukumelana namakhemikhali, ukumelana nokungcola, kanye nokucwebezela okuphezulu.
Izinhlelo Zokwelapha Ngemisebe: Zisetshenziswa ekumbozweni, kuyinki, kanye nezinamathiseli eziphulukiswa yi-UV/EB. Iqembu le-hydroxyl livumela ukwakheka kwama-acrylates e-urethane anezakhiwo ezithuthukisiwe.
Ama-Resins e-Photoresist: Ingxenye ebalulekile kuma-resins azwela isithombe ekukhiqizweni kwe-semiconductor kanye nokuboniswa.
Izinto zokunamathisela kanye nezinamathiseli:
Kuthuthukisa ukunamathela ezintweni eziqinile njengezinsimbi kanye nepulasitiki elungisiwe.
Kuthuthukisa ubuningi be-crosslink, okuholela ekumelaneni nokushisa okuthuthukisiwe, ukumelana namakhemikhali, kanye namandla okuhlangana kuma-adhesive azwela ukucindezela (i-PSA) kanye nama-adhesive esakhiwo.
Izindwangu Nezintambo:
Isetshenziswa njenge-ejenti yokwelapha ifayibha ukushintsha imicu yokwenziwa, ukuthuthukisa ukudaya, izakhiwo ezivimbela ukuminyana, kanye nokumuncwa komswakama.
Ama-Resin namaPulasitiki Okwenziwa:
Njengesiguquli se-acrylic nezinye izinhlayiya zokwenziwa, i-Hydroxypropyl acrylate inikeza ukumelana nesimo sezulu okuphezulu, ukumelana nokushayisana, kanye nokuguquguquka.
Ezinye izinhlelo zokusebenza ze-Hydroxypropyl Acrylate:
Ukucutshungulwa Kwephepha: Njengengxenye ye-resin enamandla kanye ne-coating.
Amakhemikhali Okwelapha Amanzi: Asetshenziswa ekuhlanganiseni izithibi zesikali kanye nokugqwala.
Izithasiselo Zokugcoba: Zisebenza njengesandulela sokuthuthukisa inkomba ye-viscosity kanye ne-dispersants.
Izici Eziyinhloko ze-Hydroxypropyl Acrylate kanye Nezinzuzo
Ukusebenza Okuhle Kakhulu: Iqembu le-acrylate lihlangana kalula nezinhlobo eziningi ze-vinyl kanye ne-acrylic monomers (isb., i-methyl methacrylate, i-butyl acrylate, i-styrene, i-acrylonitrile).
Amandla Okuxhumanisa Anamandla: Iqembu le-pendant hydroxyl lisabela kalula ngama-diisocyanates, ama-anhydride, nama-amino resins (isb., i-melamine), okuvumela ukwakheka kwamanethiwekhi e-polymer aqinile, anezinhlangothi ezintathu.
Ukunamathela Okuthuthukisiwe: Kukhuthaza ukubopha okuqinile ezindaweni ezahlukene.
Ukuthuthukiswa Kokuqina: Kufaka isandla ekumelaneni okuvelele namakhemikhali, izinyibilikisi, isimo sezulu kanye nokukhanya kwe-UV.
Ukuguquguquka: Kungasetshenziswa ezinqubweni eziningi ze-polymerization, kufaka phakathi isixazululo, i-emulsion, i-suspension, kanye ne-bulk polymerization.
Ukusebenza Kahle Kakhulu: Kuletha ukuthuthuka okukhulu ezimpahleni zomkhiqizo wokugcina ngisho nasemazingeni aphansi okusetshenziswa (ngokuvamile 1-10%).
Ukuphatha Nokugcina Isitoreji
Indawo Yokugcina: Gcina endaweni epholile, emnyama, futhi enomoya omuhle. Gcina izitsha zivaliwe kahle. Izinga lokushisa elinconywayo lokugcina liphakathi kuka-15°C no-25°C (59°F no-77°F).
Inhibitor: Iqukethe i-MEHQ (Methoxyphenol) njengesivimbeli se-polymerization ukuvimbela i-self-polymerization ngesikhathi sokugcina nokuthuthwa. Kubalulekile ukugcina lesi sivimbeli ukuze siqine.
Ukuphatha: Gwema ukuthintana nokushisa, izinhlansi, amalangabi avulekile, kanye nezinto eziqinisa i-oxidizing. Sebenzisa ngokungenisa umoya okwanele futhi ugqoke imishini yokuzivikela efanele (i-PPE), okuhlanganisa amagilavu amelana namakhemikhali, izibuko zokuphepha, kanye nezingubo zokuzivikela.
Isikhathi Sokuphila Seshelufu: Ngokuvamile izinyanga ezingu-12 kusukela osukwini lokwenziwa kwalo uma ligcinwa ngaphansi kwezimo ezinconywayo.