I-resin ye-polyester engaxutywanga lolona hlobo lusetyenziswa kakhulu lwe-thermosetting resin, oluqhele ukuba yi-polymer compound ethe tye ene-ester bonds kunye ne-unsaturated double bonds ezenziwe yi-condensation ye-unsaturated dicarboxylic acid ene-diols okanye i-saturated dicarboxylic acid ene-unsaturated diols. Ngokwesiqhelo, i-polyester condensation reaction yenziwa kwi-190-220 ℃ de kufikelelwe kwixabiso le-asidi elilindelekileyo (okanye i-viscosity). Emva kokuba i-polyester condensation reaction igqityiwe, inani elithile le-vinyl monomer longezwa ngelixa lishushu ukulungiselela ulwelo oluthambileyo. Esi sisombululo se-polymer sibizwa ngokuba yi-unsaturated polyester resin.
I-resin ye-polyester engagcwaliyo iphumelele kakhulu kwiindawo ezininzi zoshishino, njengasekwenzeni i-windsurfing kunye nee-yachts kwimidlalo yasemanzini. Le polymer ibisoloko iphambili kwinguqu yokwenyani kwishishini lokwakha iinqanawa, njengoko inokubonelela ngokusebenza okugqwesileyo kunye nokuguquguquka okuphezulu kakhulu ekusetyenzisweni.
Iiresini zepolyester ezingagcwaliyo zisetyenziswa kakhulu kwishishini leemoto ngenxa yokuguquguquka koyilo lwazo, ubunzima obulula, iindleko zenkqubo eziphantsi, kunye namandla aphantsi oomatshini.
Le nto ikwasetyenziswa kwizakhiwo, ingakumbi ekwenzeni izitya zokupheka, izitovu, iithayile zophahla, izixhobo zokuhlambela, kunye nemibhobho kunye neetanki zamanzi.
Iindlela zokusebenzisa i-unsaturated polyester resin zahlukile. Enyanisweni, i-polyester resin imele enye yezona zinto zibalulekileyo.
iikhompawundi ezisetyenziswa kumacandelo amaninzi emizi-mveliso. Ezona zibalulekileyo, kunye nezo ziboniswe apha ngasentla, zezi:
* Izinto ezidityanisiweyo
* Iipeyinti zomthi
* Iiphaneli ezisicaba ezinelaminethi, iiphaneli ezirhabaxa, iiphaneli ezineentambo
* Ijazi lejeli yeenqanawa, izixhobo zeemoto kunye negumbi lokuhlambela
* Iipeyisti zokufaka imibala, izizalisi, i-stucco, ii-putty kunye nee-anchorings zeekhemikhali
* Izixhobo ezidityanisiweyo ezizicimayo
* I-Quartz, imabula kunye nesamente yokwenziwa