Foda mai sake yin amfani da shi (RDP) wani copolymer ne na vinyl acetate da ethylene da ake samarwa ta hanyar feshi ta hanyar busar da su. Yana da muhimmin sinadari a cikin aikace-aikacen gini iri-iri, yana samar da mafi kyawun mannewa, sassauci da dorewa ga samfuran da aka yi da siminti. Yin foda mai sake yin amfani da shi ya ƙunshi matakai da yawa.
1. Zaɓin kayan da aka yi amfani da su:
Vinyl acetate-ethylene copolymer: Babban kayan albarkatun RDP shine copolymer na vinyl acetate da ethylene. An zaɓi wannan copolymer saboda kyawawan halayen manne da ikon ƙara sassauci da tauri na kayan siminti.
2. Polymerization na emulsion:
Tsarin samarwa yana farawa da polymerization na emulsion, inda aka polymerized vinyl acetate da ethylene monomers a gaban masu farawa da masu daidaita.
Ana kula da tsarin polymerization na emulsion a hankali don samun nauyin kwayoyin halitta, abun da ke ciki, da kuma tsarin copolymer da ake so.
3. Amsawa da kuma haɗakarwa:
Vinyl acetate da ethylene monomers suna amsawa a gaban mai kara kuzari don samar da copolymer.
Tsarin haɗakar polymer yana da mahimmanci don samun polymers masu kyawawan halaye, gami da kyawawan halaye na ƙirƙirar fim da sake wargaza su.
4. Busar da feshi:
Sannan ana fesa sinadarin ta hanyar fesawa. Wannan ya ƙunshi fesa sinadarin ta hanyar fesawa a cikin wani ɗaki mai zafi, inda ruwan ke ƙafewa, yana barin ƙwayoyin halitta masu ƙarfi na polymer da za su iya wargajewa.
Ana kula da yanayin bushewar feshi, kamar zafin jiki da iskar iska, a hankali don tabbatar da samuwar ƙananan ƙwayoyin foda masu gudana kyauta.
5. Maganin saman jiki:
Sau da yawa ana amfani da maganin saman don inganta kwanciyar hankali na ajiya da kuma sake wargaza foda na polymer.
Ana amfani da ƙarin sinadarin hydrophobic ko kuma colloids masu kariya a fannin gyaran fuska don hana taruwar ƙwayoyin cuta da kuma haɓaka yaɗuwar foda a cikin ruwa.
6. Kula da inganci:
Ana aiwatar da tsauraran matakan kula da inganci a duk lokacin da ake kera su. Ana sa ido kan ma'auni kamar rarraba girman barbashi, yawan yawa, yawan monomer da zafin canjin gilashi don tabbatar da daidaiton samfurin.
7. Marufi:
An saka foda polymer na ƙarshe da za a iya sake wargazawa a cikin kwantena masu hana danshi don hana shan ruwa, wanda hakan na iya yin mummunan tasiri ga aikinsa.
Amfani da Foda Mai Sauyawa Mai Sauyawa:
Ana amfani da RDP a fannoni daban-daban na gini, ciki har da manne tayal, mahaɗan daidaita kai, tsarin kammala rufin waje (EIFS) da kuma turmi na siminti.
Foda yana ƙara haɓaka halaye kamar juriyar ruwa, sassauci da mannewa, yana taimakawa wajen inganta aiki da dorewar waɗannan kayan gini gaba ɗaya.
a ƙarshe:
Foda polymer mai sake yin amfani da shi abu ne mai amfani da yawa wanda ke da amfani mai mahimmanci a masana'antar gini. Samar da shi ya ƙunshi zaɓar kayan aiki da kyau, polymerization na emulsion, busar da feshi, maganin saman da kuma matakan kula da inganci masu tsauri.
Yin amfani da foda na polymer mai sake narkewa tsari ne mai rikitarwa wanda ke buƙatar daidaito da kulawa ga cikakkun bayanai don samun samfuri mai inganci tare da halayen da ake buƙata don aikace-aikacen gini.
Lokacin Saƙo: Disamba-18-2023