Polyether Polyols: Nneɛma a Ɛyɛ Adwuma Kɛse a Wɔde Di Dwuma Ahorow Ahorow
Nnwuma Titiriw a Wɔde Di Dwuma
Wɔ sealants mu no, polyether resins’ nsu ne nnuru a ɛko tia no ma ɛyɛ nneɛma a eye a wɔde kata so. Wɔsiw nsu ne nnuru a ɛkɔ mu no ano yiye na wɔde di dwuma kɛse wɔ adan a nsu ntumi nkɔ mu, paipu a wɔde siw ano, ne ɛlɛtrɔnik mfiri a wɔde hyɛ mu mu. Polyether resin-based sealants nso da adwumayɛ pa adi wɔ ɔhyew a ɛba fam mu, na ɛma sealing tumi kɔ so wɔ wim tebea a emu yɛ den mu.
Wɔ elastomers mu no, wɔde polyether resins na ɛyɛ thermoplastic elastomers (TPEs) a ɛyɛ adwuma yiye. Saa nneɛma yi ka rɔba a ɛyɛ den ne sɛnea ɛyɛ mmerɛw sɛ wɔbɛyɛ plastic no bom na wɔde di dwuma kɛse wɔ mpaboa, agode, nnuruyɛ mfiri, ne kar mu nneɛma mu. Sɛnea polyether resins tumi sesa na ɛtra hɔ kyɛ no ma ɛyɛ nea eye ma elastomers a ɛyɛ adwuma yiye.
Wɔ ɛlɛtrɔnik adwumayɛ mu no, polyether resins’ nnuru a ɛko tia ne biocompatibility ma ɛyɛ nea eye ma ɛlɛtrɔnik encapsulation ne insulation nneɛma. Wɔbɔ ɛlɛtrɔnik nneɛma ho ban fi nsu ne nnuru a ɛbɛsɛe ho bere a ɛma anyinam ahoɔden a ɛbɔ ho ban yiye no. Wɔde polyether resins nso di dwuma wɔ photoresists ne ɛlɛtrɔnik adhesives a wɔyɛ mu, na edi ɛlɛtrɔnik adwuma no ahwehwɛde ahorow a ɛyɛ pɛpɛɛpɛ kɛse no ho dwuma.
Wɔ abɔde mu aduruyɛ mu no, polyether resins’ biocompatibility ne nnuru a ɛko tia no ma ɛyɛ nea eye ma aduruyɛ mfiri ne tissue engineering scaffolds a wɔyɛ. Nnipa ntini betumi agyina ano yiye bere a ɛma mfiri ahoɔden ne ahoɔden a ɛho hia a ɛtra hɔ kyɛ no. Wɔde polyether resins nso di dwuma de yɛ nnuru a ɛma nnuru fi mu, na ɛhwɛ sɛnea nnuru no fi adi no so na ama ayaresa no mu nsunsuanso ayɛ kɛse.
Nsɛm a Wɔakyerɛkyerɛ mu
| Aguade no Edin | Polyether Polyol a wɔde yɛ nneɛma | |||||||||
| MF | C2H4O | |||||||||
| Mmaeɛ | Nsu a ɛyɛ nwini a enni kɔla | |||||||||
| Ahotew | 99.50% na ɛwɔ hɔ. | |||||||||
| CAS NO | 25322-69-4 na wobɛkyerɛw | |||||||||
| HS Mmara no | 2909499090 na ɛwɔ hɔ | |||||||||
| EINECS NO | 500-038-9 na wobɛkyerɛw | |||||||||
| Abisadeɛ | Mattress, sofa foam, frigye, ɔdan mu insulation boards, ne nea ɛkeka ho a wɔyɛ. | |||||||||
Quality Control Krataa
| Aguade no Edin | Polyether Polyol a wɔde yɛ nneɛma | ||||||
| ADEƐ | SUSUDUA | SƆHWƐ NO MU NSƐM | |||||
| Hydroxyl bo a ɛsom (mgKOH/g) . | GB/T 12008.3-2022 na ɛwɔ hɔ | 56.2 (PPG-2000) . | |||||
| Nsuo (%) | GB/T 22313-2008 na ɛwɔ hɔ | 0.03% na ɛwɔ hɔ. | |||||
| Nsuo a ɛyɛ den (25°C, mPa-s) . | GB/T 12008.6-2022 na ɛwɔ hɔ | 450 (PPG-2000) na ɛwɔ hɔ. | |||||
| pH bo a ɛsom | GB/T 9724-2007 na ɛwɔ hɔ | 7.20% na ɛwɔ hɔ. | |||||
| Nneɛma a ɛnyɛ den (meq/g) . | GB/T 12008.8-2022 na ɛwɔ hɔ | 0.02 na ɛwɔ hɔ | |||||
Sɛ yɛbɛbɔ no mua a
Esiane sɛ nneɛma a atwa yɛn ho ahyia ho nimdeɛ renya nkɔanim na wɔanya mfiridwuma mu nkɔso nti, wɔrekɔ so reyɛ polyether resins a wɔyɛ no yiye. Nnɛyi polyether resins a wɔyɛ no de nnuru a ɛyɛ ahabammono di dwuma de tew nneɛma a atwa yɛn ho ahyia so nkɛntɛnso so. Bio nso, wɔrema sɛnea wotumi san de polyether resins di dwuma bio ne sɛnea ɛtumi sɛe bio no atu mpɔn, na ɛma ɛne nkɔso a ɛtra hɔ daa ahwehwɛde ahorow hyia kɛse.
Sɛ yɛbɛbɔ no mua a, polyether resins, sɛ nneɛma a ɛyɛ adwuma yiye no, di dwuma titiriw wɔ nnwuma pii mu esiane sɛnea ɛyɛ mmerɛw yiye, nnuru a ɛko tia, ne biocompatibility nti. Sɛ mfiridwuma mu nkɔso kɔ so a, anidaso a ɛwɔ hɔ sɛ wɔde polyether resins bedi dwuma no bɛtrɛw mpo, na ɛde mmoa a emu yɛ den ama nnɛyi nnwuma ne abɔde mu nnuruyɛ a wɔbɛma anya nkɔso.