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Isebenza ngokukhethekile ekukhiqizeni utshwala be-propargyl, i-1,4 butynediol kanye ne-3-chloropropyne

Uhlelo lokuphendula oluphuthumayo lwe-propargyl alcohol

Lungiselela uhlelo lokusabela ezimeni eziphuthumayo ngokuya ngezici ezithile ze-propargyl alcohol:

I. izici zotshwala be-propargyl: isitimu saso nomoya kungakha ingxube eqhumayo, engabangela ukusha nokuqhuma uma kuba nomlilo ovulekile nokushisa okuphezulu.Ingasabela nge-oxidant.Ukushisa kukhipha intuthu ebabayo.Isabela nge-oxidant ne-phosphorus pentoxide.Kulula ukuzenza i-polymerize futhi ukusabela kwe-polymerization kuya ngokunyuka kwezinga lokushisa.Isitimu sawo sisinda kunomoya, futhi singasabalala siye ebangeni elide endaweni ephansi.Izobamba umlilo futhi ishise futhi uma kuvela umthombo womlilo.Uma kushisa kakhulu, ukucindezela kwangaphakathi komkhumbi kuzokwanda, futhi kunengozi yokuqhekeka nokuqhuma.

II.Izinhlanganisela ezingavunyelwe: ama-oxidants aqinile, ama-asidi aqinile, izisekelo eziqinile, ama-acyl chlorides nama-anhydrides.3, Indlela yokucisha umlilo: Abacimi bomlilo kumele bagqoke imaski yegesi yokuhlunga (imaski yobuso obugcwele) noma iziphefumulo zokuzihlukanisa, bagqoke umlilo ogcwele womzimba kanye nezingubo zokuvikela igesi, futhi bacime umlilo bebheke phezulu.Susa isitsha endaweni yomlilo usiyise endaweni evulekile ngangokunokwenzeka.Fafaza amanzi ukuze ugcine izitsha endaweni yomlilo zipholile kuze kuqedwe ukucisha umlilo.Iziqukathi ezisendaweni yomlilo kufanele zikhishwe ngokushesha uma zishintshe umbala noma zikhiphe umsindo ovela emshinini wokukhulula ukucindezela kokuphepha.I-ejenti yokucisha: amanzi enkungu, igwebu, impushana eyomile, isikhutha, isihlabathi.

IV.Izinyathelo zokuphepha zokulondoloza nezokuthutha: gcina endaweni yokugcina impahla epholile nengena umoya.Gcina kude nomlilo nomthombo wokushisa.Izinga lokushisa lokugcina akufanele lidlule ku-30 ​​℃.Gcina iziqukathi zivaliwe.Izogcinwa ngokuhlukana nama-oxidants, ama-asidi, ama-alkali namakhemikhali adliwayo, futhi ukugcinwa okuxubile akufanele kuvunyelwe.Akufanele igcinwe ngobuningi noma isikhathi eside.Kuzokwamukelwa izibani ezivikela ukuqhuma kanye nezindawo zokungenisa umoya.Akuvunyelwe ukusebenzisa imishini namathuluzi alula ukukhiqiza izinhlansi.Indawo yokugcina izofakelwe okokusebenza okuphuthumayo okuvuzayo kanye nezinto zokwamukela ezifanele.Uhlelo lokulawula "amapheya amahlanu" lwezinto ezinobuthi ngokwedlulele luzosetshenziswa ngokuqinile.

V. Ukuthinta isikhumba: khumula izingubo ezingcolile ngokushesha futhi ugeze ngamanzi amaningi ageleza okungenani imizuzu eyi-15.Funa usizo lwezokwelapha.

Vi.ukuthintana nezibuko: phakamisa amajwabu amehlo ngokushesha futhi uwageze kahle ngamanzi agelezayo amaningi noma usawoti ovamile okungenani imizuzu engu-15.Funa usizo lwezokwelapha.

VII.Ukuhogela: shiya ngokushesha indawo endaweni enomoya omusha.Gcina umgudu wokuphefumula ungavimbekile.Uma ukuphefumula kunzima, nikeza umoya-mpilo.Uma ukuphefumula kuyeka, nikeza ukuphefumula okwenziwa ngokushesha.Funa usizo lwezokwelapha.8, Ukungeniswa: hlambulula ngamanzi uphuze ubisi noma amaqanda amhlophe.Funa usizo lwezokwelapha.

IX.ukuvikelwa kwesistimu yokuphefumula: lapho ukugxila emoyeni kudlula izinga, kufanele ugqoke imaski yegesi yokuhlunga (i-mask egcwele).Esimeni sokuhlenga noma ukuphuma endaweni ephuthumayo, kufanele kugqokwe imishini yokuphefumula.

X. ukuvikela iso: uhlelo lokuphefumula luvikelekile.

Xi.Ukuvikela isandla: gqoka amagilavu ​​enjoloba.

XII.Ukwelashwa kokuvuza: khipha izisebenzi endaweni engcolile uyiswe endaweni ephephile ngokushesha, zihlukanise, nqande ukungena futhi unqamule umthombo womlilo.Kunconywa ukuthi abasebenzi bezokwelapha izimo eziphuthumayo bagqoke isishicileli sokuphefumula esihle esiziqukathe kanye nezingubo zokulwa nobuthi.Sika umthombo wokuvuza ngangokunokwenzeka.Vimbela ukuthi ungagelezi ezindaweni ezibekelwe imingcele njengemisele yendle nemisele yendle.Ukuvuza okuncane: donsa ngekhabhoni ecushiwe noma isihlabathi.Ingabuye igezwe ngamanzi amaningi, ihlanjululwe ngamanzi okugeza bese ifakwa ohlelweni lwamanzi angcolile.Imfucuza izothuthelwa endaweni ekhethekile ukuze kulahlwe imfucuza.

 


Isikhathi sokuthumela: Jun-21-2022