Polyether Polyols: Zibelesyo Zibeleka Kapati Mumilimo Iindene-indene
Zibeela Zipati Zyakubelesya
Mumulimo wakuvwumba akunamatika, ma polyether resins alayandikana loko nkaambo kakukonzya kuchincha akukwabilila maanzi. Zipa kunamatila kubotu, kukazyigwa achiindi, akukonzya kuchincha kuzintu zyakuvwumba azyakunamatika, zipa kuti zibelesyegwe kapati mumakkampani aakuyaka, myootokala, amumabbindawuko aandeke. Mbuli chitondeezyo, mukuvwumba myootokala, ma polyether resins alasumpula kukazyigwa kwachip akukazya kwamakemikalu. Muzintu zyakunamatika zyakuyasya, zipa kuti zizumanane kwachiindi chilamfu mumasena aatontola.
Muzintu zyakujala, ma polyether resins' aatakonzyi kukwabilila maanzi amakemikalu zipa kuti abe zintu zibotu zyakujala. Zilesya kunjila kwamaanzi amakemikalu mpawo zilabelesyegwa kapati mukuyaka kukwabilila maanzi, kujala mapaipi, akujala zibelesyo zyamagesi. Ma sealants aajisi polyether resin aalo atondezya kubeleka obotu muchiindi chakutontola, akubamba kujala kabotu muchiindi chiyumu.
Muma elastomers, ma polyether resins abelesyegwa kupanga ma thermoplastic elastomers (TPEs) aabeleka obotu. Eezyi zintu ziswaanganya kuyuma kwa raba antoomwe akuubauba kwakupanga mapulasitiki mpawo zilabelesyegwa kapati muzisani zyakusama, zisobano, zibelesyo zyabusilisi, azibelesyo zyamumyootokala. Kusanduka akuyuma kwa polyether resins kupa kuti abe nzila mbotu yakupanga ma elastomer aabeleka obotu.
Mumakwebo aazibelesyo zyamagesi, ma polyether resins' aakonzya kukazyigwa amakemikalu akukonzya kweendelana azintu zipona zipa kuti kaali mabotu kubelesyegwa kuvwumbilila magesi azibelesyo zyakukwabilila. Zikwabilila zibelesyo zyamagesi kuzwa kukunyonyooka akubola kwamakemikalu mpawo kazikwabilila kabotu magesi. Ma resin aa polyether alabelesyegwa mukupanga zintu zikwabilila mumuni antoomwe azintu zyakunamatika zyamagesi, zizuzikizya ziyandikana zyamagesi.
Mumulimo wabusilisi bwazilenge, ma polyether resins' kweendelana abuumi antoomwe akukazya misamu zipa kuti abe mabotu mukupanga zibelesyo zyabusilisi antoomwe azibelesyo zyakupanga zizo. Zilakonzya kuliyumya kabotu anyama zyabantu mpawo kazipa manguzu aayandika akuyuma. Ma polyether resins aalo alabelesyegwa kupanga zintu zigwisya misamu, kweendelezya mweelwe wakuzwa kwa misamu kuchitila kuti iyungizye busilisi.
Muzintu zyakujala, ma polyether resins' aatakonzyi kukwabilila maanzi amakemikalu zipa kuti abe zintu zibotu zyakujala. Zilesya kunjila kwamaanzi amakemikalu mpawo zilabelesyegwa kapati mukuyaka kukwabilila maanzi, kujala mapaipi, akujala zibelesyo zyamagesi. Ma sealants aajisi polyether resin aalo atondezya kubeleka obotu muchiindi chakutontola, akubamba kujala kabotu muchiindi chiyumu.
Muma elastomers, ma polyether resins abelesyegwa kupanga ma thermoplastic elastomers (TPEs) aabeleka obotu. Eezyi zintu ziswaanganya kuyuma kwa raba antoomwe akuubauba kwakupanga mapulasitiki mpawo zilabelesyegwa kapati muzisani zyakusama, zisobano, zibelesyo zyabusilisi, azibelesyo zyamumyootokala. Kusanduka akuyuma kwa polyether resins kupa kuti abe nzila mbotu yakupanga ma elastomer aabeleka obotu.
Mumakwebo aazibelesyo zyamagesi, ma polyether resins' aakonzya kukazyigwa amakemikalu akukonzya kweendelana azintu zipona zipa kuti kaali mabotu kubelesyegwa kuvwumbilila magesi azibelesyo zyakukwabilila. Zikwabilila zibelesyo zyamagesi kuzwa kukunyonyooka akubola kwamakemikalu mpawo kazikwabilila kabotu magesi. Ma resin aa polyether alabelesyegwa mukupanga zintu zikwabilila mumuni antoomwe azintu zyakunamatika zyamagesi, zizuzikizya ziyandikana zyamagesi.
Mumulimo wabusilisi bwazilenge, ma polyether resins' kweendelana abuumi antoomwe akukazya misamu zipa kuti abe mabotu mukupanga zibelesyo zyabusilisi antoomwe azibelesyo zyakupanga zizo. Zilakonzya kuliyumya kabotu anyama zyabantu mpawo kazipa manguzu aayandika akuyuma. Ma polyether resins aalo alabelesyegwa kupanga zintu zigwisya misamu, kweendelezya mweelwe wakuzwa kwa misamu kuchitila kuti iyungizye busilisi.
Zitondezyo
| Zina lyachintu | Polyether Polyol | |||||||||
| MF | C₂H₄O | |||||||||
| Mbuchiboneka | Maanzi aatakwe mubala | |||||||||
| Kusalala | 99.50% | |||||||||
| CAS NO | 25322-69-4 | |||||||||
| HS Code | 2909499090 | |||||||||
| EINECS NO | 500-038-9 | |||||||||
| Kulembela | Kupanga mamatiresi, foomu ya sofa, mafiriji, mabboodi aakukwabilila mayake, azimwi. | |||||||||
Pepa lyakweendelezya bubotu
| Zina lyachintu | Polyether Polyol | ||||||
| CHINTU | MBUKUBEDE | ZYAKUZWA KUSUNKWA | |||||
| Muulo wa hydroxyl (mgKOH/g) | GB/T 12008.3-2022 | 56.2(PPG-2000) | |||||
| Ibutete (%) | GB/T 22313-2008 | 0.03% | |||||
| Kuyuma (25°C, mPa-s) | GB/T 12008.6-2022 | 450(PPG-2000) | |||||
| mweelwe wa pH | GB/T 9724-2007 | 7.20% | |||||
| Kutazula (meq/g) | GB/T 12008.8-2022 | 0.02 | |||||
Mubufwaafwi
Alubo akusumpuka kwabusongo, nzila yakupanga ma polyether resins ilazumanana kuyaambele. Kupanga kwamazubaano kwa polyether resins kubelesya nzila zya green chemistry kuchitila kuti kutabi ntenda kubusena. Kuyungizya waawo, kubelesegwa alimwi akubola kwa polyether resins kuli mukusumpulwa, akupa kuti zyeendelane aziyandikana zyakusumpula.
Muchi chifwiifwi, ma polyether resins, mbuli zintu zibeleka obotu, alabeleka mulimo mupati mumakwebo miingi akaambo kakukonzya kwawo kuchincha, kukazyigwa amakemikalu, akukonzya kweendelana azintu zipona. Kakuli kuyaambele kwabusongo, nzila zyakubelesya ma polyether resins ziyooba zipati, kupa lugwasyo lupati mukusumpula makwebo aamazubaano alimwi abusilisi bwazilenge.