Izibambo ze-Cookware Bakelite, Lungakanani ulwazi olwaziyo?

Ngokwesiko, abantu bavame ukusebenzisa i-bakelite, ugesi, inayiloni, ipulasitiki, irabha, i-ceramic nezinye izinto zokuvikela njengezinto zikagesi ze-matrix ngokuqoqwa okubizwa ngokuthi izinto zikagesi ze-bakelite.Kuyisixhumi esibalulekile sikagesi phakathi kwento esebenza nogesi, noma iswiwi evula futhi ivale isekethe.Imishini ye-Bakelite ikakhulukazi ihlanganisa isibambi sesibani, ibhokisi locingo, ukushintsha, ipulaki, isokhethi nokunye.Ukukhiqizwa kwalolu hlobo lweIzibambo ze-Bakelite pan inkulu, ukusetshenziswa kohlu olubanzi, isetshenziswa kakhulu emndenini wezinto zikagesi zasendlini.

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Umsuka wezinto ze-bakelite

Izimfihlo zezinye izihlahla ngokuvamile zakha izinhlaka, kodwa inhlaka iyinsalela yama-resin, futhi i-shellac, nakuba nayo ibhekwa njengezinhlaka, iyidiphozithi ekhishwa izinambuzane ze-shellac ezihlahleni.Upende we-Shellac, owenziwe nge-shellac, ekuqaleni wawusetshenziswa kuphela njengesivikelo sokhuni, kodwa ngokusungulwa kwamamotho kagesi waba upende wokuqala wokuvikela osetshenziswayo.Nokho, ekhulwini lama-20, ukufakwa kukagesi kwakungasahlangatshezwana nemikhiqizo yemvelo, okwabangela ukuba kuthungathwe ezinye izindlela ezintsha nezishibhile.

Ngekhulu le-19, usokhemisi waseJalimane u-A. Bayer waqala ukuthola ukuthi i-phenol ne-formaldehyde zingakha ngokushesha isigaxa esibomvu esinsundu noma i-gunk lapho kushisa ngaphansi kwezimo ezine-asidi, kodwa ukuhlola kwamiswa ngoba azikwazanga ukuhlanzwa ngezindlela zakudala.

Ngekhulu lama-20,E-Baekelandnabasizi bakhe nabo benza ucwaningo, ekuqaleni ngethemba lokwenza upende ovikelayo esikhundleni sezinhlaka zemvelo.Ngemva kweminyaka emithathu yokuzikhandla, ekugcineni ehlobo lika-1907, abagcinanga nje ukwenza upende wokushisa, kodwa futhi benza i-synthetic plastic material, i-Bakelite.Yaziwa ngokuthi i-bakelite.

Ngolunye usuku kulokhu okulandelayo, usokhemisi waseJalimane u-Beyer, enza ucwaningo nge-phenol ne-formaldehyde eflaskini, wathola ukuthi kwakwakhe into enamathelayo ngaphakathi.

Ngemuva kokuhlolwa kweminyaka, kuvele ukuthi lokho obekukade "kucasula" manje "sekujabulisa kakhulu".I-Phenolic ayidli amanzi, ukushisa akushintshi, kunamandla athile omshini.Kulula ukusetshenzwa, kodwa futhi ine-insulation enhle, esanda kuvela embonini kagesi, Yeka ukusungulwa okukhulu.Ngakho-ke, isetshenziswa kabanzi ekukhiqizeni amabhuleki kagesi, ukushintshwa kokukhanya, izibani, ucingo kanye nezinye izinto zikagesi, lapho ithola khona igama elithi bakelite.Kodwa-ke, sifuna ukwethula ukuthi isetshenziswa embonini ye-cookware, iyenze ibe njengeizibambo zepani,izibambo zebhodwe.Sinezinhlobo ezahlukene zezibambo ze-cookware ezenziwe nge-Bakelite.


Isikhathi sokuthumela: May-15-2023