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Taariikhda horumarinta ee resin synthetic

Dheecaannada geedaha qaarkood waxay badanaa sameeyaan resins.Horaantii 1872 kii, farmashiyaha Jarmalka A. Bayer ayaa markii ugu horeysay ogaaday in phenol iyo formaldehyde ay si dhakhso ah u samayn karaan burooyin casaan-brown ah ama walxo dhegdheg ah marka lagu kululeeyo xaaladaha acidic, laakiin laguma sifayn karo hababka qadiimiga ah.oo jooji tijaabada.Qarnigii 20-aad ka dib, phenol waxaa laga heli karaa xaddi badan oo laga soo saaro daamurka dhuxusha, sidoo kale formaldehyde waxaa lagu soo saaraa tiro aad u badan sida ilaalinta, sidaas darteed wax soo saarka falcelinta ee labada ayaa ah mid soo jiidasho leh, waxaana la rajeynayaa in la soo saaro alaab waxtar leh, inkastoo ay badan yihiin. dadku waxay ku bixiyeen hawlo badan., laakiin ma aysan gaarin natiijooyinkii la filayay.

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Sannadkii 1904-tii, Beckland iyo kaaliyayaashiisu waxay sidoo kale sameeyeen cilmi-baadhistan.Ujeeddadii hore waxay ahayd in la sameeyo rinji dahaar ah oo beddelaya xabagta dabiiciga ah.Saddex sano oo shaqo adag ah ka dib, xagaagii 1907, ma aha oo kaliya rinji dahaarka ayaa la soo saaray, sidoo kale waxay soo saartay walxo caag ah oo dhab ah - Bakelite, oo loo yaqaan "bakelite", "bakelite" ama resin phenolic.Markii Bakelite ay soo baxday, soo saarayaasha ayaa isla markiiba ogaaday in aysan samayn karin oo kaliya noocyo kala duwan oo ah alaabada korantada, laakiin sidoo kale waxay samayn kartaa waxyaabaha daruuriga ah ee maalinlaha ah.Waxaan jeclahay T. Edison samaynta rikoodhada, waxaana ugu dhakhsaha badan ku dhawaaqay xayaysiisyada in kumanaan badeeco ah lagu sameeyay Bakelite., Markaa ikhtiraacii Baekeland waxa lagu amaanay sidii “alchemy” qarnigii 20-aad.
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Ka hor 1940-kii, xabagta phenolic oo leh daamur dhuxul ah sida qayb asal ah ayaa had iyo jeer kaalinta koowaad ka gashay wax soo saarka resins synthetic kala duwan, oo gaadhay in ka badan 200,000 tan sannadkii, laakiin tan iyo markaas, iyada oo horumarinta warshadaha petrochemical, polymerized resins synthetic sida polyetylen The Wax soo saarka , polypropylene, chloride polyvinyl iyo polystyrene ayaa sidoo kale sii waday inay sii fido.Markii la aasaasay warshado badan oo waaweyn oo wax soo saar sannadle ah oo ka badan 100,000 tan oo badeecadahaas ah, waxay noqdeen afarta nooc ee xabagta synthetic ee wax soo saarka ugu badan maanta.
Maanta, resins synthetic iyo waxyaabaha lagu daro waxaa loo isticmaali karaa in lagu helo badeecooyin caag ah iyada oo loo marayo habab qaabaynta kala duwan.Waxaa jira daraasiin noocyo kala duwan ah oo balaastiig ah, wax-soo-saarka sannadlaha ah ee dunidu waa ilaa 120 milyan oo tan.Waxay noqdeen agabka aasaasiga ah ee wax soo saarka, nolosha iyo dhismaha difaaca qaranka.


Waqtiga boostada: Nov-12-2022