isibhengezo_sekhasi

umkhiqizo

I-Diethyl sebacate(CAS#110-40-7)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C14H26O4
I-Molar Mass 258.35
Ukuminyana 0.963 g/mL ku-25 °C (okhanyisiwe)
I-Melting Point 1-2 °C (okhanyisiwe)
I-Boling Point 312 °C (okhanyisiwe)
I-Flash Point >230°F
Inombolo ye-JECFA 624
Ukuncibilika kwamanzi encibilikayo kancane
I-Vapor Presure 0.018Pa ku-25℃
Ukubukeka uketshezi
Umbala engenambala ukuya kophuzi ngokuphaphathekile
Iphunga iwayini elimnandi le-melon elimnandi le-quince
I-Merck 14,8415
I-BRN 1790779
Isimo Sesitoreji Gcina ngaphansi kuka +30°C.
I-Refractive Index n20/D 1.436(lit.)
Izakhiwo Zomzimba Nezamakhemikhali Lo mkhiqizo uwuketshezi olunamafutha angenambala noma okuphuzi ngokukhanyayo okusobala. Iphunga elikhethekile le-Micro-Ester. Ukuminyana okuhlobene kuka-0.960~0.963 (20/4 C). Iphuzu Elincibilikayo: 1-2 ℃, Iphuzu elikhanyayo:>110 ℃, Iphuzu elibilayo: 312 ℃(760mmHg), inkomba ye-refractive: 1.4360, ayincibiliki emanzini, encibilika otshwaleni, i-ether nezinye izincibilikisi eziphilayo.
Sebenzisa Ngenxa yokuthi lo mkhiqizo unokuhambisana okuhle ne-nitrocellulose ne-butyl acetate cellulose, ngokuvamile usetshenziswa njenge-plasticizer kuma-resin anjalo nama-vinyl resins, futhi ungasetshenziswa ekuhlanganiseni kwe-organic, izincibilikisi, i-pigment kanye ne-intermediate yemithi.

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Izimpawu Eziyingozi Xi - Irritant
Amakhodi Engozi 38 - Ukucasula esikhumbeni
Incazelo Yokuphepha S36 – Gqoka izingubo ezifanele zokuzivikela.
I-S24/25 - Gwema ukuthintana nesikhumba namehlo.
I-WGK Germany 2
I-RTECS VS1180000
Ikhodi ye-HS 29171390
Ubuthi I-LD50 ngomlomo kuNogwaja: 14470 mg/kg

 

Isingeniso

I-Diethyl sebacate. Okulandelayo yisingeniso semvelo yayo, ukusetshenziswa, izindlela zokukhiqiza kanye nolwazi lokuphepha:

 

Ikhwalithi:

- I-Diethyl sebacate iwuketshezi olungenambala, olunephunga elimnandi.

- Inhlanganisela ayincibiliki emanzini kodwa incibilika kuzincibilikisi ezivamile zemvelo.

 

Sebenzisa:

- I-Diethyl sebacate ivame ukusetshenziswa njengesixazululi futhi isetshenziswa kakhulu emikhakheni yezimboni efana ne-coatings noyinki.

- Ibuye isetshenziswe njengento yokumboza kanye ne-encapsulation ukunikeza isimo sezulu namakhemikhali ukumelana.

- I-Diethyl sebacate ingasetshenziswa futhi njengempahla eluhlaza yama-antioxidants nama-polyurethanes aguquguqukayo.

 

Indlela:

- I-Diethyl sebacate ivame ukulungiswa ukusabela kwe-octanol nge-acetic anhydride.

- Yenza i-octanol nge-acid catalyst (isb, i-sulfuric acid) ukukhiqiza okumaphakathi okusebenzayo kwe-octanol.

- Bese, i-acetic anhydride yengezwa futhi i-esterified ukukhiqiza i-diethyl sebacate.

 

Ulwazi Lokuphepha:

- I-Diethyl sebacate inobuthi obuphansi ngaphansi kwezimo ezijwayelekile zokusetshenziswa.

- Kodwa-ke, ingangena emzimbeni womuntu ngokuhogela, ukuthinta isikhumba noma ngokungenwa, futhi umhwamuko wayo kufanele ugwenywe lapho isetshenziswa, ukuthintana kwesikhumba kufanele kugwenywe futhi ukungeniswa kufanele kugwenywe.

- Gqoka izinto zokuzivikela ezifanele, njengamagilavu ​​nezingilazi zokuzivikela, ukuze uqinisekise ukungena komoya kahle.

- Isikhumba esingcolile noma izingubo kufanele zigezwe kahle ngemva kwenqubo.

- Uma udliwe noma uhogelwe kakhulu, funa usizo lwezokwelapha ngokushesha.


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