Kala-soociddu waa wakiil firfircoon oo firfircoon oo leh laba astaamood oo iska soo horjeedda lipophicicity iyo biyo-galeenka gudaha moolka.
Kala-beddeliddu waxay ka dhigan tahay isku-darka ay sameeyeen kala firidhsan hal shey (ama dhowr walxo) oo u galay walax kale oo ah qaab walxaha ah.
Kala-soocidda ayaa si isku mid ah u kala firdhin kara walxaha adag ee dareeraha ah ee inorganic iyo midab dabiici ah oo ay adag tahay in lagu kala diro cabitaannada, iyo isku-darka walxaha, sameynta respipilic-ka, dib-u-soo-celinta rephiphilic-ka ayaa looga baahan yahay ganaaxyo xasilloon. Houhuun kiimikada R & D iyo soosaarka waxyaabaha lagu daro waxyaabaha ku saleysan biyaha iyo waxyaabaha lagu daro saliida ku-saleysan ee warshadaha kala duwan, qaybaha la xiriira salka.
Nidaamka kala-soocidda ayaa loo qaybiyaa: xalka, colledoid iyo ka joojinta (emulsion). Xalka, qurxinta ayaa ah kala firidhsan oo solvent waa mid kala firidhsan. Tusaale ahaan, xalka NACL, kala firidhsan waa NCL, oo kala firidhsanna waa biyo. Kala-soocidda waxaa loola jeedaa maaddada lagu kala firdhiyey qodobbada nidaamka kala fiditaanka. Walax kale waxaa loo yaqaan walax la kala geyn karo.
Hawlaha isticmaalka luminta beerta ee warshaddu waa sida soo socota:
1. U adeegso inaad qoysosid inaad yareyso waqtiga iyo tamar loo baahan yahay in la dejiyo hanaanka kala firidhsan, kor u qaadida ku-daadashada luuqadda PP-ka, oo aad ka beddesho astaamaha dusha ee walxaha midabka leh, oo ay ku hagaajiyaan dhaqdhaqaaqa qaylada midabka.
2. Hoos u dhig xiisadda is dhexgalka ee udhaxeysa dareeraha dareeraha iyo dareeraha adag. Kala sooc ayaa sidoo kale ah wax la yaqaan. Kala sooc waa Aonic, Catic, non-ion-ion-inic, amphotic iyo polyphic. Waxaa ka mid ah nooca anionic inta badan la isticmaalo.
3. Kala firdhiso wakiilka kaabayaasha ah ee hagaajin kara kala-duwanaanta qalabka adag ama dareeraha.
Waqtiga Post: Agoosto-03-2022