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Ngubani i-Polymeric Diphenylmethane Diisocyanate Ukhuseleka Ukuphakamisa KweFoam Stability?

2025-05-15 18:59:17
Ngubani i-Polymeric Diphenylmethane Diisocyanate Ukhuseleka Ukuphakamisa KweFoam Stability?

I-Polymeric diphenylmethane diisocyanate noma i-PDM, yinkathelo enye ethunyelwe ukwenza isithuthi esibhedlele kwaye ethunyelwa umoya ofanekiso. Ngubani i-PDM inceda isithuthi esibonakale? Fumana into yokulanda lowo matrikhi omkhulu ubenziwe ngokwesithuthi!

Ngubani i-PDM Njengoba Iphumelela Isithuthi?

I-PDM yimfowethu esetshenziswa ukwenza amagugu amahhovu. Uphawuliwe ngamanye amathetho, i-PDM inceda amagugu amaqinisekisi ahlula ukusetyenziswa ngomhlanje. Leli mfowethu luhlabeleka njenge-glue, ukuze izigugule zasemva kwegugu azibhubhe ngenxa yesikhatsi.

I-PDM Inqinisekisa Isikethu Sesithuthi

UMP (PDM) uyahamba ngokukhuthaza kakhulu ukubonisa isimo sokugqibela. Ukufundiswa kwakhe kukuphawula ukubuyisela izisele zokugqibela eziningi. Amalayini amaningi akhutshona isimo lokugqibela kunye nokuvumelanisa okanye. Ngokulandelayo, iimeyo zakugqibela ezizenzekelayo ngeUMP zingabhedwa ukuba zingaqengqeleka okanye zingavamile ngomoya wendawo.

Ngaphi UMp (PDM) Uyasebenzisa Ukusombulula Isimo Sokugqibela?

UMP ufundiswa ngokuchemikali kuphela, okungaba yayingasetyenziso sentsha yokusetshenziswa sokugqibela lokugqibela. Isiphiwo esetshe ngempumelelo leUMP yinto yokuba yakwazi ukubuyisela ngechemikali eziningi ukufika amalayini angaphakathi. Amalayini amaningi akhutshona ukuba isimo lokugqibela liphawule kulapho, lokuhlola ukuba luhlabe kunye nokuba lihlabe.

Iimpahla Yokuqhubeka Ngenxa YeUMP

Isiqephu sokuqhubeka sengxoxo lokusetshenziswa seUMP ngokuba iyahlala emuva. Iimeyo zakugqibela ezizenzekelayo ngeUMP zinakwazi ukuba zihlale emuva. Zinakwazi ukuba zikhutshwe ngokuba zingakho ukusombulula ukuba zithathelane ngexesha elandelwayo. Okuningi lokunyelekileyo ukuba zikhutshwe ngokuba zingakho ukusombulula ukuba zithathelane ngexesha elandelwayo.

Ukuya KwiMpilo Lokugqibela Lwesimo Lokugqibela

Ukubuyelekile kumaqhikizeli wokuqinisekisa ukusuka kwePDM kufuneka kuhlonishwe ngokuba yintliziyo yakhe yokuvumela ukufika kumahluko okanye. Amabhalo amaphandle akhetha umsebenzi wakho nokuthi uzokusetyenziswa ngenxa yalokho. Ngokugcina, i-PDM iyayipha indlela yokuhlola ukuba isuka libe lendlu, lokhu kulandelayo ukuthi leli sithelo selibonisa sihlale kwindawo esingadabi kanye nokuphazamisana.

Ukuphawula

Ngoku kulula, i-Polyols zase polyurethanes yinto elikhoyo lokusebenzisa ukuqinisekisa isithelo sekhumlobeni sokulula kunye neentsha. Ukubanjwa kwePDM kunye nokuba yenza lokhu, sizoba ukuthi yinto eliphakamiseleyo lokusebenzisa ukwenza amasithelo asendaweni aphantsi. Ngoko ke, emva kokucabanga ukuthi usitshene okanye usesindze kwi-sleep foam mattress okanye isithelo sendawo enye - zahamba nokuthi zihlala nathi no-PDM ezinikezela nokuthi ziquka nokuziphatha. Nangona, amasithelo amancane amanqaku kweSANYING azisebenzisa kakhulu!

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