Laamiyada laamiyada ee la qalajiyey ee lagu sameeyay emulsifiers tayo sare leh ayaa fududeeya dhismaha goobta. Looma baahna in la kululeeyo asfaltka heerkul sare oo ah 170 ~ 180°C ka hor inta aan la isticmaalin. Macdanta sida ciidda iyo quruurux uma baahna in la qalajiyo oo la kululeeyo, taas oo badbaadin karta shidaal badan iyo tamar kuleyl. . Sababtoo ah emulsion-ka laamigu wuxuu leeyahay awood shaqo oo wanaagsan, si siman ayaa loogu qaybin karaa dusha sare ee isku-darka wuxuuna leeyahay dhegdheg wanaagsan, sidaas darteed wuxuu badbaadin karaa xaddiga asfalt-ka, fududeyn karaa hababka dhismaha, hagaajin karaa xaaladaha dhismaha, wuxuuna yareyn karaa wasakhowga deegaanka ku xeeran. Faa'iidooyinkan awgood, asfalt-ka la qalajiyey kuma habboona oo keliya waddooyinka laamiyada, laakiin sidoo kale ilaalinta jiirada ee meelaha la buuxinayo, ka ilaalinta biyaha saqafka dhismaha iyo godadka, ka hortagga daxalka dusha sare ee agabka birta, hagaajinta carrada beeraha iyo caafimaadka dhirta, sariirta guud ee tareenada, hagaajinta ciidda lamadegaanka, iwm. Waxaa si weyn loogu isticmaalaa mashaariic badan. Maadaama laambadda emulsified aysan kaliya horumarin karin tiknoolajiyada dhismaha ee laambadda kulul, laakiin sidoo kale ay ballaarin karto baaxadda codsiga laambadda, laambadda emulsified ayaa si degdeg ah u horumartay.
Emulsifier-ka Asphalt waa nooc ka mid ah walxaha surfactant-ka. Qaab-dhismeedkiisa kiimikada wuxuu ka kooban yahay kooxo lipophilic iyo hydrophilic ah. Waxaa lagu nuugi karaa isku-xirka u dhexeeya walxaha asfalt-ka iyo biyaha, taasoo si weyn u yareyneysa tamarta xorta ah ee isku-xirka u dhexeeya asfalt-ka iyo biyaha, taasoo ka dhigaysa surfactant sameeya emulsion isku mid ah oo deggan.
Surfactant waa walax si weyn u yareyn karta xiisadda dusha sare ee biyaha marka lagu daro xaddi yar, waxayna si weyn u beddeli kartaa sifooyinka is-dhexgalka iyo xaaladda nidaamka, taasoo soo saarta qoynta, emulsification, xumbo, dhaqidda, iyo kala firdhinta. , antistatic, saliidaynta, milmida iyo taxane hawlo ah si loo daboolo shuruudaha codsiyada wax ku oolka ah.
Nooc kasta oo surfactant ah, molecule-keedu had iyo jeer wuxuu ka kooban yahay qayb silsilad hydrocarbon ah oo aan polar ahayn, hydrophobic iyo lipophilic ah iyo koox polar, oleophobic iyo hydrophilic ah. Labadan qaybood badanaa waxay ku yaalliin dusha sare. Labada daraf ee molecule-ka firfircoon ee firfircoon waxay sameeyaan qaab-dhismeed aan sinnayn. Sidaa darteed, qaab-dhismeedka molecular-ka ee surfactant waxaa lagu gartaa molecule amphiphilic ah oo ah lipophilic iyo hydrophilic labadaba, wuxuuna leeyahay shaqada isku xirka marxaladaha saliidda iyo biyaha.
Marka walxaha surfactants-ku ay dhaafaan xaddiga gaarka ah ee biyaha (fiirsashada micelle ee muhiimka ah), waxay samayn karaan micelles iyada oo loo marayo saameynta hydrophobic. Qiyaasta emulsifier-ka ugu fiican ee asfalt-ka emulsified aad ayay uga badan tahay fiirsashada micelle ee muhiimka ah.
Lambarka CAS: 68603-64-5
| ALAABADA | QEEXIDDA |
| Muuqaalka (25℃) | Koollada cad ilaa jaalle ah |
| Wadarta tirada amiinka (mg ·KOH/g) | 242-260 |
(1) 160kg/durbaan bir ah, 12.8mt/fcl.