Bakelite - waxa walax this, waa maxay hantida?

Bakelite - waa maxay? Waxyaabaha ay tahay mid ka mid ah noocyada ugu da'da weyn ee balaastigga ee ay Dadka. Waxaa la helay keenida phenols la Beeyada formaldehyde, iyadoo ay wada joogaan of alkali. Dibadda, wax laga yaabaa in xoogaa eg kuul, caag adag, celluloid iyo xataa foolmaroodi ah.

alifay ee Bakelite

Bakelite - waa maxay walax this? Fikradda ah ee soo koraya culus-waajib, caag ah oo aan guban kara in hindisa Belgium Leo Bakelandu soo laabtay 1909 yimid. Muddo dheer wax la leeyahay una isticmaalo si loo daboolo baahida goobaha warshadaha. Later, miisaanka iftiin iyo xoog xad dhaaf ah Bakelite u adeegi jireen guryaha sida wanaagsan takhasusay soo saaridda ee dahabka jaban.

wax baahida gaarka ah markii hore ma isticmaali. Kaliya ee 40eeyaha ee qarnigii la soo dhaafay ay sabab u tahay ballaarinta weyn ee palette midabka, Bakelite wuxuu bilaabay inuu soo jiito dareenka shirkado badan oo ku takhasusay soo saaridda ee dahabka iyo noocyo kala duwan oo accessories qoyska.

Dagaalka ka dib, baahida loo qabo in yar hoos u dhacay Bakelite ah. ruxruxo A cusub oo caan ah waxyaabaha la yimid ee 80s, markii decoration ee bakelite mar labaad wada joogeen in baahida loo qabo, in badan sabab u samaynta American. Gaar ahaan, ururinta weyn ee dahabka Bakelite lahaa artist caan ah iyo filim Endi Uorhola, dhimashada oo alaabta lagu iibin at xaraashka lacag rikoor waqti ka dib.

Maanta, fiiro gaar ah u Bakelite sida xoogga sare, aad u miisaanka yar oo wax textured weli waa ku filan sare, si kastaba ha ahaatee, sida ay qiimaha.

Sidee si loo soo saaro Bakelite

isku dar A ee formalin la phenols in joogitaanka Hannaan ah alkali ama acid foomamka bakelite ah. Waa maxay? Isagoo ka hadlayay of formalin, ka dibna waxaa loo diyaariyey by qayilo ee methanol at heerkul ah 650 ° ^C hoos joogitaanka Hannaan foomka oo lacag ah. Waxa kale oo qayb Bakelite - phenol ka qoryo, waxyaabaha Peat lignite soo saaray ee turxaan saliid.

Waxyaabaha ay ka kooban Bakelite ku shubtay galay qaabab gaar ah, iyo kuleelka 80 ^C. Shayga cayriin "Bakelite A" at heerkulka qolka wuxuu leeyahay sifooyin u la mid ah rosin.

Si looga fogaado in formation of goobooyin iyo godadka in qaabka wax Bakelite waa polymerized at heerka cadaadiska sare ah oo ku saabsan 8 atmospheres. Marka polymerization Bakelite weel xidhay, cadaadis loo baahan yahay waxaa lagu gaarayaa keligeed.

Bakelite - guryaha wax

Bakelite waa waarta, wax adag in uu noqdo infusible, foomka beelaya sarkhaansan kululaynta dheer. Waxyaabaha si fiican-L ee khamriga. Sidaa darteed, hantida waxaa loo si guul leh loo isticmaalo wax soo saarka ee lacquers bakelite.

Qoraalkani wuxuu ku leeyahay daahan ah oo waara. Bakelite waa kaari fiican kulaylka iyo dusha hor joogsadaa abrasion iyo cadaadis. Machining of Bakelite waxaa la samayn karaa on lathe ah.

Waxyaabaha kale, wax uu leeyahay iska caabin sare kiimikooyinka xoqe. Ka reeban yihiin xal of acid nitric iyo sulfuric acid oo keliya ku urursan.

Dabcan, sida wax kasta oo kale, waxay leedahay cillado ay iyo bakelite. Waa maxay? First of dhan, waxaa xusid mudan ee cufnaanta iyo brittleness kordhay mid ah waxyaabaha la. Waxyaabaha ku saleysan helay weyn Bakelite. Sidaa darteed, maaddadu ay tahay gebi ahaan ku haboonayn in wax soo saarka ee qolofka ah ee korantada oo casri ah.

Isla mar ahaantaana, Bakelite waxyeello u sabab ah joogitaanka in Halabuurka ee formaldehyde iyo waxyaalo kale oo badan oo sun ah. Iyadoo ku saleysan, waxaa macquul ah ee la isticmaalayo qalab ah ee qaar ka mid ah qaybaha warshadaha sii aad u yar.

Sida loo dhabta ah la kala saaro been abuur ah Bakelite?

Bakelite - waa maxay? First, wax lagu gartaa guryaha qiimo leh sida cimilada iska caabin ah, acid waa dielectric fiican, iyo waa ay fududahay in mashiin shaqeeyaan.

In kasta oo wax badan oo dhan kaga hadlay guryaha ee kala duwan ee wax ka, inta badan, waxaa jira faalsada ah. Si kastaba ha ahaatee, waxaa jira dhowr siyaabood oo la xaqiijiyay in laguu ogolaado in aad in la kala saaro ka nooca caaga ah ka soo been abuur ah,

1. Qiimeyntu dib dusha Bakelite nadiifinta gurigaaga daruuri keenaysaa in dhacdo of patina dareemi sida Xumaan ah hurdi.
2. Raadka biyo kulul bakelite on keena ur ku waani, dhadhan yar garabaka Dheehay kaafuur.

Dhab ahaantii, ka dhigi been abuur ah Bakelite waa mid fudud ilaa xad. Haddii uu jiro go'an oo gaar ah ee wax kiimikada dadka deegaanka dayashada waxaa la samayn karaa guriga. Inta badan, keliya inta lagu jiro baaritaanka iyo ku dhow-up, baaritaan ku dhow waxa uu noqonayaa mid iska cad in wax ka ma aha dhab ah.

sharraxdid saarta Bakelite

Ma Bakelite dhibaato badan yahay? arimaha waxaa la siinayaa saanacyadii ugu badan ee go'aansada in ay ku hawlan yihiin soo saaridda ee dahabka. Waqtiga muuqaalka ah waxyaabaha la, ammaanka isticmaalkeeda abuurtaa shaki qaar ka mid ah. Currently, si kastaba ha ahaatee, oo sideeda oo ah wax garad Bakelite of sun ah, laga yaabo waxyaabo waxyeello. Taasi waa sababta maanta waa sidaas moodada si ay u isticmaalaan qaab this soo saarka ee dahabka.

Waxaa jira iyo saaxiriinta, in loo isticmaalo wax soo saarka ee qalabka qolof bakelite dahabka jir. Sida caadiga ah, in habka wax soo saarka this, qurxinta iibsadaa uga digay in ay ka soo jeedo.

Qiimaha badeecada of Bakelite

Haddii aan ka hadlo qiimaha dahabka Bakelite, ka dibna waxa ay ku xiran tahay kakanaanta ee wax soo saarka ee wax soo saarka, qiimaha ururinta iyo amarka soo saaraha. Sida caadiga ah, bakelite madow dahabka, oo cagaar ah, midabada iris aad ka iibsan kartaa at qiimaha ugu yar.