Ekintu ekiyitibwa hydroxypropyl acrylate
Okulaba Ebintu Ebikolebwa
Hydroxyethyl Acrylate (HEA) ye monomer ekola emirimu mingi era nga ye kizimbe ekikulu mu kemiko ya polimeeri. Eriko ekiyungo kya akiriiki eky’emirundi ebiri ekiyinza okufuuka ekirungo kya polimeeri n’ekibinja kya hayidirokisi ekikola mu molekyu y’emu. Ensengekera eno egisobozesa okuyita amangu mu copolymerization ne monomers ez’enjawulo ate nga era yeetaba mu crosslinking reactions. Mazzi matangaavu, agataliiko langi okutuuka ku kiragala omutangaavu era gamanyiddwa olw’okutumbula ennyo enkola y’emirimu gy’ebintu ebisembayo ebya polimeeri, ne bwe bikozesebwa mu bungi obutono.
Okunnyonnyola
| Erinnya ly’ebintu | Ekintu ekiyitibwa hydroxypropyl acrylate |
| Enkola y’Eddagala | CH3CHCOO(CH2)3OH |
| Ennamba ya CAS | 25584-83-2 |
| Ennamba ya EINECS | 247-113-0 |
| Endabika y’ebintu | Amazzi agatangaala |
Olupapula lw’okulondoola omutindo
| Endabika | Amazzi agatali ga langi okutuuka ku kiragala omutangaavu agatangaala nga tegaliimu bucaafu bwa makanika |
| Monoester, obuzito bwa %. | ≥ 93.0 |
| Obulongoofu (Ester Omugatte), w% . | ≥ 97.0 |
| Langi, Hazen | ≤ 30 nga zino |
| Ebirimu amazzi, w% . | ≤ 0.30 |
| Asidi (nga asidi akiriiki), w% . | ≤ 0.30 |
| Ekiziyiza (MEHQ), mg/kg | 300±50 |
Ebikulu ebikwata ku Hydroxypropyl Acrylate
| Endabika | Amazzi amatangaavu, agataliiko langi okutuuka ku kiragala omutangaavu |
| Obulongoofu (%) . | ≥ 96.0 (mu ngeri entuufu > 99.0) |
| Ebirimu Amazzi (%) . | ≤ 0.5 |
| Ekiziyiza (MEHQ) . | 200 ± 20 ppm |
| Omuwendo gwa asidi (mg KOH/g) . | ≤ 1.0 |
| Langi (APHA) . | ≤ 30 nga zino |
| Obugumu (20 °C) . | ~ 1.05 g/cm3 |
| Ekifo ky’okufumba | ~ 77 °C (ku mmHg 5) . |
Hydroxypropyl Acrylate Ebikozesebwa Ebikulu
Enkola ya HPA ey’emirundi ebiri esobozesa okukozesebwa mu makolero ag’enjawulo. Omulimu gwayo omukulu kwe kukola nga reactive diluent era crosslinking site provider.
Ebizigo & Yinki:
Thermosetting Coatings: Ekola nga co-monomer mu bizigo by’emmotoka, amakolero, ne coil. Kikwatagana ne melamine, isocyanate oba epoxy resins, ekivaamu firimu ezirina obugumu obulungi ennyo, okugumira eddagala, okuziyiza mar, n’okumasamasa okw’amaanyi.
Enkola eziwonya emisinde: Ekozesebwa mu bizigo ebiwonya UV/EB, yinki, n’ebisiiga. Ekibinja kya hydroxyl kisobozesa okukola urethane acrylates ezirina eby’obugagga ebinywezeddwa.
Photoresist Resins: Ekitundu ekikulu mu resin ezikwata ekitangaala okukola semiconductor ne display.
Ebisiiga & Ebisiba:
Alongoosa okunywerera ku bintu ebizibu okusiba ng’ebyuma n’obuveera obulongooseddwa.
Eyongera ku crosslink density, ekivaako okulongoosa mu kuziyiza ebbugumu, okuziyiza eddagala, n’amaanyi g’okukwatagana mu pressure-sensitive adhesives (PSAs) ne structural adhesives.
Engoye & Ebiwuzi:
Ekozesebwa ng’ekirungo ekirongoosa ebiwuzi okukyusa ebiwuzi ebikoleddwa mu ngeri ey’ekikugu, okulongoosa obusobozi bw’okusiiga langi, eddagala eriziyiza okutambula, n’okunyiga obunnyogovu.
Ebikozesebwa mu kukola Resins & Plastics:
Nga ekikyusa acrylic ne resins endala ezikoleddwa, Hydroxypropyl acrylate egaba okugumira embeera y’obudde okw’ekika ekya waggulu, okugumira okukubwa, n’okukyukakyuka.
Hydroxypropyl Acrylate Ebikozesebwa ebirala:
Okukola empapula: Nga resin y’amaanyi n’ekitundu ky’okusiiga.
Eddagala erirongoosa amazzi: Likozesebwa mu kusengejja ebiziyiza okukulukuta n’okukulukuta.
Ebirungo ebisiiga: Bikola ng’ekisookerwako eri ebirongoosa omuwendo gw’obuzito (viscosity index) n’ebibunyisa.
Hydroxypropyl Acrylate Ebintu Ebikulu & Emigaso
Okuddamu okulungi ennyo: Ekibinja kya akirilati kikola mangu copolymerize ne vinyl ne acrylic monomers ez’enjawulo (okugeza, methyl methacrylate, butyl acrylate, styrene, acrylonitrile).
Obusobozi obw’amaanyi obw’okuyunga: Ekibinja kya haidrokisi ekiwanvuwa (pendant hydroxyl group) kikola mangu ne diisocyanates, anhydrides, ne amino resins (okugeza, melamine), ekisobozesa okukola emikutu gya polimeeri egy’obuwangaazi, egy’ebitundu bisatu.
Enhanced Adhesion: Etumbula okukwatagana okw’amaanyi ku substrates ez’enjawulo.
Okulongoosa obuwangaazi: Kiyamba okugumira ennyo eddagala, ebizimbulukusa, embeera y’obudde, n’ekitangaala kya UV.
Okukola ebintu bingi: Kiyinza okukozesebwa mu nkola nnyingi ez’okukola polimeeri, omuli okusengejja, okuwunyiriza, okuyimirizaawo, n’okukola polimeeri mu bungi.
Obulung’amu bw’emirimu: Ewa enkulaakulana ey’amaanyi mu by’obugagga by’ebintu ebisembayo ne ku mitendera emitono egy’okukozesa (mu ngeri entuufu 1-10%).
Enkwata & Okutereka
Okutereka: Teeka mu kifo ekiyonjo, ekiddugavu era ekiyingiza empewo ennungi. Ebibya bikuume nga biggale bulungi. Ebbugumu erisemba okutereka liri wakati wa 15°C ne 25°C (59°F ne 77°F).
Ekiziyiza: Kirimu MEHQ (Methoxyphenol) nga ekiziyiza okukola polimeeri okuziyiza okwefuula polimeeri mu kiseera ky’okutereka n’okutambuza. Kikulu okukuuma ekiziyiza kino okusobola okutebenkera.
Enkwata: Weewale okukwatagana n’ebbugumu, ennimi z’omuliro, ennimi z’omuliro eziggule, n’ebintu eby’amaanyi ebifuula omukka. Kozesa ng’oyingiza empewo emala era yambala ebyuma ebituufu eby’okwekuuma (PPE), omuli ggalavu ezitayingiramu ddagala, endabirwamu ezikuuma, n’engoye ezikuuma.
Obulamu bw’okutereka: Ebiseera ebisinga emyezi 12 okuva ku lunaku lwe yakolebwa ng’oterekeddwa mu mbeera eziragiddwa.