I-C5 hydrocarbon resin isibe yingxenye ebalulekile ekuthuthukeni kwezwe lezinto ezisetshenziswa yizimboni, ikakhulukazi ezimbonini zokunamathisela, okokuhlanganisa, nezimboni zenjoloba. Lawa ma-resin aguquguqukayo, enziwe i-polymerized kusuka kuma-hydrocarbons ayingxenyana ye-C5, adume ngokuzinza kwawo okushisayo, i-viscosity ephansi, ne...
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