Ethylene-vinyl acetate copolymer CAS 24937-78-8
Ethylene-vinyl acetate copolymer CAS 24937-78-8 (EVA) ya ƙunshi ethylene da vinyl acetate copolymerization a cikin girma dabam-dabam, E a cikin kalmar EVA yana wakiltar sassan ethylene, VA yana wakiltar sassan vinyl acetate, aikinta da abun cikin vinyl acetate (VA) suna da alaƙa sosai, bisa ga bambancin abun cikin VA za a iya raba su zuwa rukuni uku: Ana amfani da filastik EVA tare da abun ciki na VA na 5%-40% galibi don gyaran polyethylene, kera waya da kebul, fim da sauran samfuran da aka ƙera da gauraye; abun cikin VA a cikin 40%-90% ana kiransa robar EVA, galibi ana amfani da shi a cikin sassan masana'antar roba, kebul da motoci; abun cikin VA sama da 90% ana kiransa polyvinyl acetate emulsion, galibi ana amfani da shi a cikin manne, shafi da sauransu.
| KAYA | MAS'ALA |
| Bayyanar | Farin foda mai gudana kyauta |
| Abun ciki mai ƙarfi (%) | ≥98.0 |
| Toka (%)1000℃ | 10.0-14.0 |
| Yawan yawa (g/l) | 400-550 |
| Matsakaicin girman ƙwayoyin cuta (um) | Kimanin 80 |
| PH | 5.0-8.0 |
| Mafi ƙarancin zafin jiki na samar da fim °C | +4 |
Ethylene-vinyl acetate copolymer CAS 24937-78-8 (EVA) yana da aikace-aikace iri-iri, ga manyan fannonin amfani da shi:
Filin fim mai siriri
Fim ɗin noma: EVA yana da kyakkyawan watsa haske, kiyaye zafi da juriya ga yanayi, kuma galibi ana amfani da shi wajen samar da fim ɗin noma. Yana iya kiyaye yanayin zafi da danshi yadda ya kamata a cikin gidan kore, yana haɓaka haɓakar amfanin gona, da kuma tsawaita rayuwar fim ɗin.
Fim ɗin marufi: Fim ɗin EVA yana da sassauci mai kyau, bayyananne da juriya ga hudawa, wanda ya dace da marufi na kayayyaki daban-daban, kamar abinci, abubuwan yau da kullun, da sauransu. Yana iya samar da kyakkyawan aikin kariya yayin da yake nuna kamannin samfurin.
Filin kayan takalma
Tafin ƙafa: EVA tana da halaye kamar laushi, laushi mai kyau, nauyi mai sauƙi, juriya ga lalacewa, da sauransu, ita ce kayan da suka dace don yin tafin ƙafa. Tafin ƙafa da aka yi da EVA yana da sauƙin sawa, yana da kyakkyawan aikin shaƙar girgiza, kuma yana iya rage gajiyar ƙafa.
Sama: Ana iya amfani da EVA don yin kayan saman, yana ba da laushi da kuma iska mai kyau, yana sa takalma su fi daɗi da kyau.
Filin manne mai zafi mai narkewa
Manna mai zafi na EVA: yana da fa'idodin ƙarfi na danko, warkarwa da sauri, juriya ga ƙarancin zafin jiki, da sauransu, ana amfani da shi sosai a cikin marufi, ɗaurewa, kera kayan daki da sauran masana'antu. Ana iya amfani da shi don haɗa takarda, itace, filastik da sauran kayayyaki, mai sauƙin aiki, yana iya inganta ingancin samarwa.
Waya da filin kebul
Tsarin rufi: EVA yana da kyakkyawan aikin rufi, juriya ga ruwa da kuma juriya ga lalata sinadarai, ana iya amfani da shi azaman kayan rufi don waya da kebul, yana iya kare waya da kebul yadda ya kamata daga tasirin muhallin waje, don tabbatar da aminci da amincin watsa wutar lantarki.
Kuraje: Ana iya amfani da EVA don yin murfin waya da kebul, yana ba da kariya ta injiniya da aikin hana tsufa, yana tsawaita rayuwar sabis na waya da kebul.
Wasu fannoni
Kayan Wasan Kwaikwayo: EVA tana da laushi, ba ta da guba, ba ta da wari da sauran halaye, galibi ana amfani da ita wajen yin kayan wasan yara, kamar ƙwallon wasan yara, wasanin gwada ilimi, da sauransu, don tabbatar da aminci da jin daɗin amfani da yara.
Kayayyakin wasanni: Haka kuma ana amfani da shi sosai a cikin kayan wasanni, kamar MATS na wasanni, MATS na yoga, da sauransu, waɗanda laushi da laushinsu na iya samar da kyakkyawan tasiri na tallafi da kuma kwantar da hankali.
Kayayyakin Kumfa: Kumfa na EVA yana da nauyi mai sauƙi, laushi, kiyaye zafi, rufin sauti da sauran kaddarorin, ana iya amfani da shi don yin nau'ikan samfuran kumfa.
25kgs/ganga, tan 9/kwantenar 20'
25kgs/jaka, tan 20/kwantenar 20'
Ethylene-vinyl acetate copolymer CAS 24937-78-8
Ethylene-vinyl acetate copolymer CAS 24937-78-8
