1. Ebitundu eby'enjawulo .
Polyethylene, ekifunze nga PE, kirungo kya polimeeri ekikolebwa ekirungo kya ‘polymerization’ ekya ‘ethylene monomers’;
Polyvinyl chloride, mu bufunze nga PVC, kirungo kya polimeeri ekikolebwa polymerization ya polyvinyl chloride monomera.
2. Engeri n'enkozesa ez'enjawulo .
Ebifa ku PE n’okukozesebwa .
(1) ekiziyiza kya ggaasi ekibi n’okuziyiza amafuta - ebibala n’enva endiirwa ebibisi, so si kukwatagana na mmere erimu amafuta;
(2) obwerufu obubi n’okukubibwa obubi;
(3) Obuziyiza obubi obw’ebbugumu eringi - tebusobola kukozesebwa ku kuzaala okw’ebbugumu eringi;
(4) Okuziyiza amazzi amalungi n’obunnyogovu - emmere etaliimu bunnyogovu era enkalu;
(5) okukyukakyuka okulungi n’okuziyiza ebbugumu - layeri y’okusiba ebbugumu ku bintu ebikozesebwa;
(6) Obuziyiza obulungi obw’ebbugumu eri wansi - Esaanira okujjanjabibwa mu firiigi;
(7) obukuumi n’obutali butwa;
Ebifaananyi n’okukozesa PVC .
(1) Poor resistance to high and low temperatures: used at temperatures of -15-55 ℃, brittle at low temperatures, decomposed at high temperatures (>100℃), tesobola kukozesebwa mu kulongoosa mu bbugumu eringi oba okujjanjaba okutonnya;
(2) PVC resin yennyini si ya butwa, naye residual monomer vinyl chloride erina ebikolwa eby’okubudamya n’eby’obutonde, era ebirimu PVC mu kintu birina okufugibwa ennyo.
(3) Okutebenkera kw’eddagala n’ebyuma ebirungi, nga biriko obutangaavu obulungi n’okumasamasa okusinga PE, .
(4) Okuziyiza ggaasi n’okuziyiza amafuta bisinga PE, ate okuziyiza obunnyogovu kuba wansi okusinga PE;
