Plasticsbụ nke polymers mejupụtara, ma ụfọdụ polymers dị ka biopolymers abụghị plastik.A na-eji ihe plastik eme ihe na ndụ kwa ụbọchị dị ka kọmputa, pen, ekwentị mkpanaaka, diski kọmpat, pendrive, na brush brush etc. A na-akọwa plastik dị ka ihe ọ bụla nke sịntetik ma ọ bụ ihe na-emepụta ihe nke nwere ike ịmepụta ma ọ bụ kpụzie n'ụdị ọ bụla.Ngwakọta kemịkalụ nke plastik gụnyere agbụ nke carbon, oxygen, sọlfọ ma ọ bụ nitrogen.
Akụkọ ihe mere eme nke plastik
N'afọ 1284, a chọpụtara ogige plastik sitere na mpi na mbe, 1820 plastic timeline na 1823, onye Scotland chemist Charles Macintosh chọtara roba. Na 1845 Henry Bewley mepụtara roba eke sitere na gutta percha. Na 1869, John W. Hyatt chepụtara Celluloid [ihe na-ere ọkụ na-adịghị agba] Na 1872, ụmụnna Hyatt nyere ikike ịkpụzi ígwè mbụ plastics injection molding machineNa 1880 cellulose nitrate nọchiri mpi dị ka ihe kacha mma maka combs. Eastman Kodak patent igwe maka imepụta ihe nkiri foto na-aga n'ihu dabere na cellulose nitrate.1900 plastic timelineNa 1908, Jacques E. Brandenberger chepụtara Cellophane [transparent cellulose material]Na 1909, Casein plastics, ewepụtara na mmiri ara ehi, mepụtara Erinoid.Na 1909 N'afọ 1916, Rolls Royce malitere iji phenol formaldehyde n'ime ụgbọ ala ya. N'afọ 1920, e mepụtara Polyvinyl chloride ma ọ bụ PVC. N'afọ 1925, e mepụtara okwu plastik. N'afọ 1933, Fawcett na Gibson chọtara ihe polyethylene n'afọ 1938, a rụpụtara brọsh nke mbụ nwere nylon tufts. Na 1939, n'afọ a, naịlọn kere ya. Na 1942, Dr Harry Coover chọtara Super Glue (methyl cyanoacrylate). styrene (ABS) emepụtara.Na 1949, ihe Tupperware mere site na obere njupụta polyethylene.Na 1949, DuPont chepụtara ngwaahịa Lycra nke dabere na polyurethane.Na 1953, Daniel Fox chepụtara ihe plastik Lexan.Na 1959 Barbie Doll kpughere na American International N'afọ 1965, DuPont weputara ngwaahịa na aha ahia nke Kevlar. Na 1973, e webatara karama mmanya Polyethylene terephthalate. Na 1988, e webatara akara ngosi triangular recycling metụtara plastik. e guzobere 2005 n'afọ a NASA na-enyocha uru nke ihe polyethylene dabeere na RFX1 [RFX1 ejiri maka owuwu oghere] Na 2011, vinylplus - mmemme nkwado guzobereNa 2012 PVC akwa eji wuo ebe egwuregwu Olympic nke London2020 mmepụta ngwaahịa PVC ga-eru 800,000. ụda kwa afọ2022 n'afọ a, FIFA World Cup Qatar showcase stadium na-eme atụmatụ iji akwa PVC na-egbuke egbuke, triangulated na-emepụta carbon efu.
Usoro mmepụta nke plastik
Nkwadebe nke akụrụngwa Nkwadebe nke usoro monomerization Ngbanwe nke resin polymer gaa na ngwaahịa rọba
N'ime usoro ịtụgharị resin polymer ka ọ bụrụ ngwaahịa rọba na-eso usoro ndị a gụnyere
Ịkpụzi mịpụ ịgbanye nhịahụ ịkpụzi ntụgharị ntụgharị
Oge nzipu: Ọgọst-24-2017