iphepha_ibhena

imveliso

1 1-Dichloro-2 2-difluoroethene (CAS# 79-35-6)

Ipropati yeMichiza:

Ifomula yeemolekyuli C2Cl2F2
IMisa yeMolar 132.92
Ukuxinana 1,439 g/cm3
Indawo yokunyibilika -116°C
Indawo yeBoling 19°C
Uxinzelelo loMphunga 999mmHg ku-25°C
Imbonakalo ulwelo
Umbala engenambala
Refractive Index 1.3830
IiPropati zoMzimba kunye nezeMichiza Ulwelo oluguquguqukayo. Indawo yokukhenkceza -127.1-126.7 °c (-116 °c), iqondo lokubila 20.4 °c (19 °c), ingxinano enxulumene 1.555(-20/4 °c), isalathiso se-refractive 1.383(-20 °c).

Iinkcukacha zeMveliso

Iithegi zeMveliso

Iimpawu ezinobungozi Xi – Irritant
Iikhowudi zoMngcipheko I-R23 – Inetyhefu ngokuphefumla
I-R36/38 – Iyacaphukisa amehlo kunye nolusu.
Inkcazelo yoKhuseleko S9 – Gcina isikhongozeli kwindawo engenamoya.
S23 – Musa ukuphefumla umphunga.
S45 - Kwimeko yengozi okanye ukuba uziva ungaphilanga, funa iingcebiso zonyango ngokukhawuleza (bonisa ileyibhile nanini na kunokwenzeka.)
Izazisi ze-UN 3162
Inqaku Lengozi Iyacaphukisa
IKlasi yeeNgozi 6.1(a)
Iqela lokuPakisha II
Ubutyhefu I-LC50 inhalation kwi-guinea pig: 700mg/m3/4H

 

Intshayelelo

I-1,1-Dichloro-2,2-difluoroethylene, eyaziwa ngokuba yi-CF2ClCF2Cl, i-organic compound. Oku kulandelayo sintshayelelo kubume bayo, ukusetyenziswa, indlela yokulungiselela kunye nolwazi lokhuseleko:

 

Umgangatho:

I-1,1-Dichloro-2,2-difluoroethylene ilulwelo olungenambala kunye nevumba elikhethekileyo. Ixinene kwaye ayinyibiliki emanzini, kodwa inokunyibilika kwizinyibilikisi ezininzi zezinto eziphilayo.

 

Sebenzisa:

I-1,1-Dichloro-2,2-difluoroethylene ineendlela ezahlukeneyo zokusetyenziswa kwishishini lemichiza. Isisinyibilikisi esibalulekileyo esisetyenziswa ngokubanzi ukunyibilikisa okanye ukuhlambulula iikhompawundi ezininzi zezinto eziphilayo. Ikwasetyenziswa njengefriji kunye nefriji, kwaye isetyenziselwa ukwenza i-fluoroelastomers, i-fluoroplastics, i-lubricant, kunye nezinto ezibonakalayo, phakathi kwezinye. Kwishishini le-elektroniki, likwasetyenziswa njengesixhobo esikrwada sokucoca i-agent kunye nezixhobo ezine-dielectric constant constant.

 

Indlela:

Ukulungiswa kwe-1,1-dichloro-2,2-difluoroethylene ngokuqhelekileyo ifumaneka ngokuphendula i-1,1,2-trifluoro-2,2-dichloroethane nge-copper fluoride. Ukusabela kuqhutyelwa kumaqondo aphezulu kunye nobukho be-catalyst.

 

Ulwazi ngoKhuseleko:

I-1,1-Dichloro-2,2-difluoroethylene yinto enobungozi, kwaye ukuvezwa okanye ukuphefumla umphunga wayo kunokubangela ukucaphuka kwamehlo, ukuphefumla kunye nolusu. Ukuba sesichengeni kuxinzelelo oluphezulu kunokubangela umonakalo kwinkqubo yemithambo-luvo kunye nemiphunga. Amanyathelo okhuseleko ayimfuneko kufuneka athathwe ngexesha lokusetyenziswa, okufana nokunxiba izixhobo ezifanelekileyo zokukhusela, ukuqinisekisa ukungena komoya okulungileyo, njl njl. Ikhompawundi kufuneka igcinwe ngokufanelekileyo kwaye ilahlwe ukunqanda ukungcoliswa kwendalo.


  • Ngaphambili:
  • Okulandelayo:

  • Bhala umyalezo wakho apha kwaye uwuthumele kuthi