He aha nā mea nui o nā kumu o nā kumukūʻai kūʻaiʻoleʻole?

I ka hapa nui o nāʻoihana, aia heʻelua mau mea nui e pili ana i nāʻano kumukūʻai. ʻO kekahi ka nui o nā mea waiwai nui, aʻo nā mea'ē aʻe ma lalo o ke koiʻana o ke kaʻa. ʻO ia ka mea like no kaʻoihana resin resin.

E like me ka mea i'ōleloʻia ma mua, pono ka resin resin i ka hana me ka polyesterification a me nā polycondonation, a me nā minyl monomndens e like me ka wela. No laila,ʻo nā mea nuiʻekoluʻekolu o Styrey, Macy Alydride, a me ka Sycoplene Glycol. ʻO kahi belwether no ka mea hana resrated resin e hoʻoponopono i nā kumukūʻai. Inā loaʻa nā kumukūʻai o kēia mau mea nuiʻekoluʻekolu, e piʻi maikaʻi loa ke kumukūʻai o kēia mea, e hoʻonui i ka hana.
Ma kahi o ka mākeke o ka mea kūʻai aku, nā mea kūʻai aku ma ka mākeke noi a me nā loli i kaʻenehana macro e pili ana i ke kumukūʻai nui o kēia waihona.