Umahluko phakathi kwe-Polyurthane esekwe kwi-polyurethane kunye ne-oyile esekwe kwi-oyile
Ukuthandwa kwamanzi esekwe kumanzi yindawo yokuhamba kwamanzi yindawo ephezulu yemo yemolekyuli ye-follec ye-polymer enesimo se-polymer ye-elastic ye-Elastic ye-Elaisticasti ye-Elastic enomlinganiso olungileyo kunye nokungafezeki. Inomlinganiso ofanelekileyo kumachiza asekwe kwimozulu enjengekhonkrithi nelitye kunye neemveliso zensimbi kunye nentsimbi. Imveliso inezindlu ezizinzileyo kwaye inokumelana nokuvezwa kwexesha elide lokukhanya kwelanga. Ineempawu ze-elasticy elungileyo kunye ne-elongwation enkulu.
Iimpawu zentsebenzo yemveliso
1. Imbonakalo: Imveliso kufuneka ikhululwe kwiimpuphu emva kokukhulisa kunye nemeko efanayo.
2. Inamandla aphezulu e-thensile, i-eloutyus ephezulu, i-elasticy elungileyo, ukusebenza kakuhle kumaqondo obushushu aphezulu, kunye nokuziqhelanisa nokuziqhelanisa nokuziqhelanisa nokuchasana nomgca.
3. Ukubiyela kwayo kulungile, kwaye akukho nyango luphakathi luyafuneka kumacandelo ahlukeneyo ahlangabezana neemfuno.
4. Ukucaphukisa ukungqengqa kwaye kuyicombulula ifilimu emva kokuba iphazamiseke amanzi, ukuchasana nokunganyangeki, ukunganyangeki, kunye nokungakhathali.
I-5. Ukusebenza kwayo kokusingqongileyo kulungile, kuba kungabi namacandelo e-Bedzene okanye amalahle amalahle, kwaye akukho seltali eyongezelelweyo efunekayo ngexesha lokwakha.
I-6. Inxalenye enye, imveliso ebandayo esebenzayo ekulula ukuyisebenzisa kwaye isebenza.
Umda wesicelo wemveliso
I-1. Ifanelekile kumagumbi aphantsi komhlaba, indawo yokupaka engaphantsi komhlaba, ivuliwe-ivuliwe kwaye i-tunnels
I-2. Iikhitshi, igumbi lokuhlambela, i-slabs yomgangatho, i-balcoves, i-phaphathi engaveliyo.
3. Ukuthe nkqo amanzi kunye nokungasebenzi kwamanzi ekoneni, ukudibanisa kunye nezinye iinkcukacha ezintle, kunye nokutywinwa kwamalungu enzonzobilo lwamanzi.
I-4. Ukuphuma kwamanzi kwiiphuli zokuqubha, imithombo ye-acketials, iitanki zamanzi, kunye neendlela zokunkcenkceshela.
I-5. Ukuhamba kwamanzi okupaka indawo yokupaka kunye nophahla lwesikwere.
I-polyporetha ye-polyporethane esekwe kwi-Polyroof yi-molecroof ephezulu yemolekyuli ekhokelela kwi-moes ebonakalayo kwaye iqinisa kumphezulu. Yenziwe nge-casools kunye nePolyols njengezona zinto ziphambili, kunye neearhente ezahlukeneyo ezingabalulekanga ezifana ne-hardling ye-hards kunye neplastiki, kwaye ziveliswa yinkqubo yokupheliswa kweqondo lobushushu. Xa isetyenziswa, isetyenziswa kwi-subproost yobutyebi bamanzi, kwaye i-Grought, eguqukayo kwaye engenamthi-moya ye-Polyredthane ye-Polyredthane yenziwa kwindawo yokuphendula yamachiza phakathi kwe-Polyredthane kunye nokufuma emoyeni.
Iimpawu zentsebenzo yemveliso
1. Imbonakalo: Imveliso yi-Vidiyo e-Vidiyom ye-Vicous ngaphandle kwejeli kunye neempuphu.
2. Inxalenye enye, ilungele ukusetyenziswa kwindawo, ukwakhiwa kubanda, kulula ukuyisebenzisa, kunye nemfuno yokufuduswa komswakama yendawo engangqongqo.
3. I-Adhengion eyomeleleyo: Udaka oluhle kakhulu kwikhonkrithi, udaka, i-cemarar, i-cester, iinkuni, njl njl.
4. Ifilimu ngaphandle kwe-Seams: Umlinganiso olungileyo, akukho sidingo sokufaka iprimer kwiqela ngalinye elihlangabezana neemfuno.
5. Amandla aphezulu efilimu, inqanaba lemigangatho elikhulu yokuqina, i-elasticy elungileyo, i-quidation elungileyo kwi-speinkige kunye nengxaki yendawo.
6. Ukuxhathisa kwamachiza, ukuxhathisa kobushushu obuphantsi, ukumelana nobuninzi, ukuxhathisa okungagungqiyo, ukusebenza kakuhle kwamanzi. Umda wesicelo wemveliso
I-Polyredthane esekwe kwiPolyreurthane yamanzi inokusetyenziselwa ukwakhiwa kwamanzi kwezakhiwo ezitsha nezidala, indawo yokuhlala, igumbi lokuhlambela, iiprojekthi zokuqubha, zinokusetyenziselwa ukwakhiwa kwamanzi kwimibhobho yamanzi.
Umahluko phakathi kwe-polyurethane esekwe kwi-polyurethane kunye nePoly-Polyturethane esekwe emanzini:
I-Polyurthane esekwe kwi-oyile inomxholo ophezulu oqinileyo kune-polysurethane esekwe emanzini, kodwa yenziwe nge-Eiclonate, iPolyteer, kunye neearhente ezahlukeneyo zokunyanga, kwaye zilungiselelwe ziinkqubo ezingabalulekanga kwiqondo eliphezulu leqondo lokususa kunye nokususwa kwe-polymerization. Inomgangatho omkhulu wongcoliseko, xa kuthelekiswa nePolyturethane esekwe emanzini, eyimveliso eluhlaza kwaye yendalo ngaphandle kongcoliseko. Ilungele ukusetyenziswa ngaphakathi, njengamakhitshi kunye negumbi lokuhlambela.
Ixesha leposi: NgoMeyi-29 ukuya ku-4024