Kirihouhe mea hanga i nga waerau, engari ko etahi polymers penei i te koiora ehara i te kirihou.Kei te whakamahia nga taonga kirihou i ia ra, penei i te rorohiko, te pene, te waea pūkoro, te kopae kiato, te peera, me te paraihe niho etc. Ko te kirihou he mea hangai, he mea hangarua ranei ka taea te hanga, te hanga ranei ki tetahi ahua.Ko te hanganga matū o te kirihou he mekameka waro, hāora, whanariki, hauota ranei.
Te hitori o nga kirihou
I te tau 1284 ka kitea nga puhui kirihou mai i te haona me te anga honu1820 te wataka kirihouI te tau 1823, ka kitea e te tohunga kemu Kotimana a Charles Macintosh te rapa.I te tau 1845, ka whakaputa a Henry Bewley i te rapa maori mai i te tipu gutta perchaI te tau 1850, ka whakatakotoria te taura waea tuatahi i roto i te gutta percha2 i waenganui i Dover me 8 Calai2. , I hurahia e Alexander Parkes a Londoner Alexander Parkes te papanga kirihou Parkesine tuatahi i hanga e te tangataI te tau 1869, i hangaia e John W. Hyatt te Celluloid [mea muramura kore tae]I te tau 1872, na nga tuakana o Hyatt i arai i te miihini whakakikorua kirihou tuatahi i te tau 1880 hei whakakapi i te haona cellulose hei whakakapi mo te heru, GeorgeI 188. He mihini a Eastman Kodak mo te hanga kiriata whakaahua tonu i runga i te cellulose nitrate.1900 kirihou timelineI te tau 1908, i hangaia e Jacques E. Brandenberger te Cellophane [maata cellulose marama]I te tau 1909, nga kirihou Casein, i ahu mai i te miraka, i hangaia e Erinoid.I te tau 1909, H. Baekeland. i hanga tuatahi hua kirihou tino waihanga ko BakeliteI te tau 1916, ka timata a Rolls Royce ki te whakamahi i te phenol formaldehyde i roto i ona waka o roto. na te kamupene 3MI te tau 1933, i kitea e Fawcett raua ko Gibson he rauemi polyethyleneI te tau 1938, i hangaia te paraihe niho tuatahi me nga nilons tufts.I te tau 1939, i tenei tau i hangaia ai te nylon.I te tau 1942, i kitea e Dr Harry Coover te Super Glue (methyl cyanoacrylate). styrene (ABS) i hangaia.I te tau 1949, i hangaia he taonga Tupperware mai i te polyethylene iti kiato.I te tau 1949, i hangaia e DuPont te hua Lycra e hangai ana i runga i te polyurethane.I te tau 1953, i hangaia e Daniel Fox nga mea kirihou Lexan.I te tau 1959 ka hurahia a Barbie Doll i American International Toy Fair.I te tau 1965 ka tukuna e DuPont nga hua me te ingoa hokohoko o Kevlar.I te tau 1973, i whakauruhia nga ipu inu Polyethylene terephthalate.I te tau 1988, i whakauruhia nga tohu recycling tapatoru e pa ana ki nga kirihou. pūnaha] i whakapumautia 2005 i tenei tau ka tirotirohia e NASA nga painga o te papanga polyethylene RFX1 [RFX1 i whakamahia mo te hanga waka mokowhiti] I te tau 2011, vinylplus - te kaupapa whakawhiu i te tau 2012 I te tau 2012 i te papanga PVC i whakamahia i roto i te hanga o nga waahi o nga Olympics o London2020 ka eke nga hua PVC ki te 800,000 tone ia tau2022 i tenei tau kei te whakamahere te taiwhanga whakaaturanga whakaaturanga kapu o te ao FIFA ki te whakamahi papanga PVC tino whakaata, tapatoru hei hanga i te waro kore.
Te mahi hanga kirihou
Te Whakaritenga o nga rauemi mata Te whakarite i te tukanga monomerPolymerization Te hurihanga o nga kapia polymer ki nga hua kirihou
I roto i te tukanga o te huri kapia polymer ki te hua kirihou e whai ake nei i whai waahi
ExtrusionInjection moldingBlow moldingRotational molding
Te wa tuku: Akuhata-24-2017