Alkyl Polyether: Nnuru a Wɔde Di Dwuma a Wɔde Di Dwuma Ahorow Ahorow a Wɔde Di Dwuma
Nnwuma Titiriw a Wɔde Di Dwuma
Wɔ nnuruyɛ mu no, wɔde alkyl polyethers di dwuma sɛ nneɛma a wɔde yɛ polyurethane foam, ade a wɔde nkata so, nneɛma a wɔde kata so, ne elastomers. Wɔde polyurethane foam di dwuma kɛse wɔ dan mu nneɛma, mattress, kar nkongua, ne nneɛma a wɔde siw dan mu nneɛma ano. Wɔde polyurethane a wɔde nkata nneɛma so ne nea wɔde kata so di dwuma de boaboa adan, kar, ne ɛlɛtrɔnik mfiri ano.
Wɔ nnuruyɛ mu no, alkyl polyethers yɛ nneɛma a ɛboa ne nea ɛma nneɛma yɛ emulsifier wɔ nnuru mu, na ɛma ɛyɛ den na ɛtumi nwura mu. Wɔde yɛ nneɛma a wɔde yi ahurututu, nneɛma a ɛma nsu fi nipadua no mu, ne nneɛma a ɛma nsu yɛ hyew nso, na wɔde di dwuma kɛse wɔ nnuru a wɔde petepete anom, hwene mu, nnuru a wɔde petepete aniwa so, nnuru a wɔde hyɛ aso mu, ne nnuru a wɔde hyɛ aso mu.
Wɔ ntama ne krataa adwumayɛbea ahorow mu no, wɔde alkyl polyethers di dwuma sɛ nneɛma a ɛma ɛyɛ mmerɛw, nea ɛko tia nneɛma a ɛmma ɛnyɛ adwuma, ne nea ɛma nsu yɛ nwini. Wɔma ntama a ɛyɛ mmerɛw ne nea ɛko tia static no tu mpɔn na ɛma krataa no yɛ papa na ɛma wotumi yɛ nneɛma yiye wɔ krataa a wɔyɛ mu.
Wɔ nnuru a wɔde hohoro nneɛma ne nneɛma a wɔde hwɛ wɔn ankasa ho no mu no, wɔde alkyl polyethers di dwuma sɛ nneɛma a wɔde hohoro nneɛma ho ne nneɛma a wɔde yɛ emulsifiers. Wɔda tumi a ɛma ahotew, ahurututu, ahurututu a ɛyɛ den, ɛyɛ nsu, ne emulsifying tumi adi, na wɔde di dwuma kɛse wɔ shampoo, nipadua hohoro, nsa hohoro, ne nnuru a wɔde hohoro nneɛma mu.
Bio nso, wɔde alkyl polyethers di dwuma sɛ demulsifiers ne srade wɔ petroleum adwumayɛ mu, ne afei nso onwini ne srade wɔ dade a wɔyɛ mu.
Ɔkwan a wɔfa so yɛ alkyl polyethers no taa yɛ nea wɔde di kan yɛ initiators ne catalysts ho adwuma, ring-opening polymerization reactions, ne post-processing anammɔn te sɛ neutralization, adsorption, dehydration, filtration, ne distillation.
Nsɛm a Wɔakyerɛkyerɛ mu
| Aguade no Edin | Nsã a wɔfrɛ no Polyether | |||||||||
| Nnuru a Wɔde Yɛ Nnuru | RO−(CH2CH2O) n−H na ɛwɔ hɔ | |||||||||
| Molekyul Mu Mu duru | 300-5000 g/mol na ɛyɛ adwuma | |||||||||
| Mmaeɛ | Nsu a ɛyɛ mmerɛw a enni kɔla | |||||||||
| Boiling Point a Ɛwɔ Hɔ | >200°C na ɛwɔ hɔ | |||||||||
| Muduro | 0.9-1.1 g/cm3 na ɛyɛ kɛse | |||||||||
| HS Mmara no | 3402130000 na ɛwɔ hɔ | |||||||||
| Abisadeɛ | Wɔde di dwuma wɔ nnuru a wɔde hohoro nneɛma ho, nneɛma a wɔde yɛ emulsifiers, nneɛma a wɔde boa ntama, ne nnuru a wɔde yɛ ngo | |||||||||
Quality Control Krataa
| Aguade no Edin | |||||||
| ADEƐ | STANDARD NSƐM (%) . | SƆHWƐ BALUE (%) . | |||||
| Nneɛma a ɛwɔ Toluene Diisocyanate%≧ mu | 99.5 | 99.96 na ɛwɔ hɔ | |||||
| Isomer Nkyɛmu (2,4/2,6) . | 80.0/20.0±1 na ɛwɔ hɔ | 79.4/20.6 na ɛwɔ hɔ | |||||
| Nsuo mu nsuo a wɔde hyɛ mu chlorine% ≤ | 0.01 na ɛwɔ hɔ | 0.0032 na ɛwɔ hɔ | |||||
| Acidity(sɛ HCL)% ≤ | 0.004 na ɛwɔ hɔ | 0.0005 na ɛwɔ hɔ | |||||
| Chroma(Hazen) ≤ na ɛwɔ hɔ | 25. Ɔde ne nsa kyerɛɛ ne so | 10. 10. Ɔde ne nsa kyerɛɛ ne so | |||||
Sɛ yɛbɛbɔ no mua a
Sɛ yɛbɛbɔ no mua a, alkyl polyethers, sɛ nnuru a wɔde yɛ nneɛma pii a wɔde yɛ adwuma no, di dwuma titiriw wɔ nnwuma pii mu. Ɛnyɛ sɛ wɔma nneɛma a wɔyɛ no yɛ adwuma yiye na ɛyɛ papa nko, na mmom wɔboa nnɛyi nnwuma nkɔso nso. Sɛ mfiridwuma mu nkɔso kɔ so a, anidaso a ɛwɔ hɔ ma alkyl polyethers a wɔde bedi dwuma no bɛtrɛw kɛse mpo.