E iwa nga mana o te kamupene mo nga tauira whaihua, tae atu ki te taputapu polycondensial anti-clogging mo te hanga PBS, he taputapu pourewa taumaha mo te hanga BDO mai i te waikawa sucisinic-koiora, he taputapu kirikiri kirikiri tino ngoikore, he taputapu whakahekeheke mo te hanga polyester PBS, he haere tonu taputapu whakaeto mo te aukati i te aukati o te waikawa succinic-koiora, he taputapu hei tango i nga waahanga maamaa o nga hua -butyrolactone, he waahanga pourewa maamaa mo te hanga BDO na te koiora-koiora-koiora, he pou whakakorenga mo te hanga waikawa succicic na te tikanga koiora me te huringa tank tank mo te mahi tetrahydrofuran.