Polyether Polyols: Ibikoresho bikora neza cyane mu bikorwa bitandukanye
Amashami y'ingenzi yo gusaba
Mu byuma bifunga, amazi n'ubudahangarwa bw'imiti bya polyether bituma biba ibikoresho byiza byo gufunga. Birinda amazi n'imiti kwinjira neza kandi bikoreshwa cyane mu kubaka inzira yo kwirinda amazi, gufunga imiyoboro, no gufunga ibikoresho by'ikoranabuhanga. Ibikoresho bifunga bishingiye kuri polyether nabyo bigaragaza imikorere myiza mu bushyuhe buke, bigakomeza gukora neza mu gihe cy'ikirere kibi cyane.
Muri elastomer, resins za polyether zikoreshwa mu gukora elastomer za thermoplastic zikora neza cyane (TPEs). Ibi bikoresho bihuza uburibwe bwa rubber n'uburyo bworoshye bwo gutunganya plastike kandi bikoreshwa cyane mu nkweto, ibikinisho, ibikoresho by'ubuvuzi, n'ibice by'imodoka. Uburibwe bwa polyether buramba kandi butuma iba amahitamo meza yo gukora elastomer zikora neza cyane.
Mu nganda z'ibikoresho by'ikoranabuhanga, ubushobozi bwo kurwanya ubushyuhe n'ubudahangarwa bw'ibinyabutabire bya polyether resins butuma ziba nziza cyane mu bikoresho by'ikoranabuhanga byo gufunga no gukingira. Zirinda ibice by'ikoranabuhanga ubushuhe n'ubushyuhe mu gihe zitanga ubushyuhe bwiza bw'amashanyarazi. Resins za polyether zikoreshwa kandi mu gukora ibyuma bitanga ubushyuhe n'ubukorikori bw'ikoranabuhanga, byujuje ibisabwa mu nganda z'ibikoresho by'ikoranabuhanga.
Mu rwego rw’ubuvuzi, ubushobozi bwo guhuza imiti n’imiti mu mikorere yayo bituma iba nziza cyane mu gukora ibikoresho by’ubuvuzi n’ibikoresho byo mu rwego rw’imyanya. Inyama z’abantu zishobora kwihanganirwa neza mu gihe zitanga imbaraga n’ubudahangarwa bikenewe mu mikorere. Inyama z’imyanya ya polyether nazo zikoreshwa mu gukora imiti itwara imiti, ikagenzura igipimo cyo kurekura imiti kugira ngo yongere ingaruka nziza ku buvuzi.
Ibisobanuro
| Izina ry'igicuruzwa | Polyol ya Polyether | |||||||||
| MF | C₂H₄O | |||||||||
| Isura | Ikiyiko kidafite ibara ry'umukara | |||||||||
| Ubwiza | 99.50% | |||||||||
| NOMERO YA CAS | 25322-69-4 | |||||||||
| Kode y'Ubwishingizi bw'Ubuzima (HS) | 2909499090 | |||||||||
| NO YA EINECS | 500-038-9 | |||||||||
| Porogaramu | Gukora matelas, sofa foam, firigo, inyubako zirinda ubushyuhe, nibindi. | |||||||||
Urupapuro rwo kugenzura ubuziranenge
| Izina ry'igicuruzwa | Polyol ya Polyether | ||||||
| IGITEKEREZO | IBYIHARIYE | IBISUBIZO BY'IGERAGEZO | |||||
| Agaciro ka Hydroxyl (mgKOH/g) | GB/T 12008.3-2022 | 56.2 (PPG-2000) | |||||
| Ubushuhe (%) | GB/T 22313-2008 | 0.03% | |||||
| Ubushyuhe (25°C, mPa-s) | GB/T 12008.6-2022 | 450 (PPG-2000) | |||||
| agaciro ka pH | GB/T 9724-2007 | 7.20% | |||||
| Kutazura (meq/g) | GB/T 12008.8-2022 | 0.02 | |||||
Muri make
Bitewe n’ubwiyongere bw’ubumenyi ku bidukikije n’iterambere ry’ikoranabuhanga, inzira yo gukora resine za polyether ikomeje kunozwa. Ikorwa rya none rya resine za polyether rikoresha uburyo bwa chimie bw’icyatsi kibisi kugira ngo rigabanye ingaruka mbi ku bidukikije. Byongeye kandi, uburyo resine za polyether zishobora kongera gukoreshwa no kwangirika kw’ibinyabuzima birimo kunozwa, bigatuma zihura neza n’ibisabwa mu iterambere rirambye.
Muri make, resine za polyether, nk'ibikoresho bikora neza cyane, zigira uruhare runini mu nganda nyinshi bitewe n'uburyo zikora neza, ubushobozi bwazo bwo guhangana n'imiti, no guhuza n'ibinyabuzima. Hamwe n'iterambere ry'ikoranabuhanga rihoraho, amahirwe yo gukoresha resine za polyether azarushaho kuba manini, atanga inkunga ikomeye mu iterambere ry'inganda zigezweho n'ubuvuzi bw'ibinyabuzima.