izindaba

Eyaziwa nangokuthi i-dimethylaniline, uketshezi olunamafutha olungenambala kuya koluphuzi olukhanyayo, iphunga elicasulayo, emoyeni noma ngaphansi kwelanga ukusetshenziswa kwe-oxidation okulula i-Ze iba julile. Ubuningi obuhlobene (20℃/4℃) 0.9555, iphuzu lokuqandisa 2.0℃, iphuzu lokubilisa 193℃, iphuzu lokusheshisa (ukuvula) 77℃, iphuzu lokuvutha 317℃, i-viscosity (25℃) 1.528 MPa ·s, inkomba yokugqama (N20D) 1.5584. Incibilika ku-ethanol, i-ether, i-chloroform, i-benzene nezinye izinyibilikisi eziphilayo. Ingancibilikisa izinhlobo ezahlukene zamakhemikhali e-organic. Incibilika kancane emanzini. Iyavutha, izosha emlilweni ovulekile, umusi kanye nomoya ukuze yakhe ingxube eqhumayo, umkhawulo wokuqhuma ongu-1.2% ~ 7.0% (vol). Ubuthi obuphezulu, ukubola okuphezulu kokushisa kokukhishwa kwegesi enobuthi ye-aniline. Ingamuncwa ngesikhumba futhi ibe nobuthi, i-LD501410mg/kg, ukuhlushwa okuphezulu okuvunyelwe emoyeni kungu-5mg/m3.

Idatha yempahla engokoqobo
1. Izakhiwo: Uketshezi olunamafutha oluphuzi nolubonakalayo, olunephunga elimnandi le-ammonia.

2. Indawo yokuncibilika (℃): 2.5

3. Iphuzu lokubila (℃): 193.1

4. Ubuningi obuhlobene (amanzi =1): 0.96

5. Ubuningi bomusi obuhlobene (umoya =1): 4.17

6. Umfutho womusi ogcwele (kPa): 0.13 (29.5℃)

7. Ukushisa komlilo (kJ/mol): -4776.5

8. Ingcindezi Ebucayi (MPa): 3.63

9. I-Octanol/i-coefficient yokuhlukanisa amanzi: 2.31

10. Iphuzu lokuphazima (℃): 62 (CC)

11. Izinga lokushisa lokushisa (℃): 371

12. Umkhawulo ophezulu wokuqhuma (%): 7.0

13. Umkhawulo wokuqhuma ophansi (%): 1.0

14. Ukuncibilika: akuncibiliki emanzini, kuncibilika ku-ethanol, i-ether, i-chloroform, i-acetone, i-benzene nezinye izinyibilikisi eziphilayo.

15. Ukuqina (MPa ·s,25 ° C): 1.528

16. Iphuzu lelangabi (° C): 371

17. Ukushisa kokuhwamuka (kJ /kg,476.66K): 45.2

18. Ukushisa kokuhlanganiswa (kJ/kg): 97.5

Ukushisa kokwakheka (kJ/mol, uketshezi): 34.3

20. Ukushisa komlilo (kJ/mol,20 ° C): 4784.3

21. Ukushisa komlilo (kJ/mol, 25 ° C, inani elibaliwe): 4757.5

22. Umthamo wokushisa othize (kJ /(kg·K),18~64.5 ° C, ingcindezi engaguquki): 1.88

23. Ukungaguquguquki kwephuzu lokubila: 4.84

24. Ukuqhuba (S/ M,20 ° C): 2.1×10-8

25. Ukushisa (W/(m·K),20 ° C): 0.143

26. I-coefficient yokwandisa ivolumu (K-1): 0.000854

Indlela yokugcina
1. Izinyathelo Zokugcina Gcina endaweni yokugcina izinto epholile, enomoya. Gcina kude nomlilo kanye nemithombo yokushisa. Gcina isitsha sivaliwe kahle. Kufanele sigcinwe ngokwehlukana nama-acid, ama-halogen, namakhemikhali adliwayo, futhi ugweme ukugcina izinto ezixubile. Sihlonyiswe ngezinhlobo ezahlukene kanye nenani lemishini yomlilo efanele. Indawo yokugcina izinto kufanele ifakwe imishini yokwelapha ephuthumayo evuzayo kanye nezinto zokugcina ezifanele.

2. Ivaliwe futhi ipakishwe ezigubhuni zensimbi, 180kg ngesigubhu ngasinye. Gcina endaweni epholile futhi enomoya. Gcina futhi uthuthe ngokuhambisana nemithetho yezinto ezivuthayo nezinobuthi.

Inhloso eyinhloko
1. Enye yezinto eziyisisekelo zokusetshenziswa kodayi besisekelo sikasawoti (amadayi e-triphenyl methane, njll.) kanye namadayi ayisisekelo, izinhlobo eziyinhloko yi-alkaline bright yellow, i-alkaline purple 5GN, i-alkaline green, i-alkaline lake blue, i-brilliant red 5GN, i-brilliant blue, njll. I-N, i-N-dimethylaniline embonini yezemithi yokukhiqiza i-cephalosporin V, i-sulfamilamide B-methoxymidine, i-sulfamilamide dimethoxymidine, i-fluorouracil, njll., embonini yezinongo zokukhiqiza i-vanillin, njll.

2. Isetshenziswa njengesinyibilikisi, isilondolozi sensimbi, i-ejenti yokwelapha ye-epoxy resin, i-accelerator yokwelapha ye-polyester resin, i-catalyst yokwenza i-polymerization yamakhemikhali e-ethylene, njll. Iphinde isetshenziswe ekulungiseleleni udayi we-triphenyl methane oyisisekelo, udayi we-azo kanye ne-vanillin.

3. Lo mkhiqizo usetshenziswa njengesikhuthazi sokwenza amapulasitiki e-polyurethane foam ngamakhemikhali e-organic tin. Uphinde usetshenziswe njenge-raber vulcanization accelerator, iziqhumane, izinto zokusetshenziswa kwemithi. Ungenye yezinto zokusetshenziswa eziyisisekelo zokukhiqiza amadayi asekelwe esisekelo (amadayi e-triphenyl methane, njll.) kanye namadayi ayisisekelo. Izinhlobo eziyinhloko ziphuzi elikhanyayo eliyisisekelo, i-basic purple BN, i-basic green, i-basic lake blue, i-brilliant red 5GN, i-brilliant blue, njll. I-N, i-N-dimethylaniline embonini yemithi yokukhiqiza i-cephalosporin V, i-sulfamilamide N-methoxymidine, i-sulfamilamide – dimethoxymidine, i-fluorouracil, njll., embonini yephunga lokukhiqiza i-vanillin, njll.

4. Isetshenziswa njenge-accelerator yokwelapha ye-epoxy resin, i-polyester resin kanye ne-anaerobic adhesive, ukuze i-anaerobic adhesive ikwazi ukuphulukiswa ngokushesha. Ingasetshenziswa futhi njenge-solvent, i-catalyst yokwenza i-polymerization yamakhemikhali e-ethylene, i-preservative yensimbi, i-ultraviolet absorber yezimonyo, i-light sensitizer, njll. Isetshenziswa futhi ekwenziweni kwamadayi ayisisekelo, amadayi ahlakazekile, amadayi e-asidi, amadayi ancibilikayo kawoyela kanye nezinongo (i-vanillin) nezinye izinto zokusetshenziswa.

5. I-reagent esetshenziselwa ukunquma i-nitrite nge-photometric. Iphinde isetshenziswe njengesinyibilikisi kanye nokuhlanganiswa kwezinto eziphilayo.

6. Isetshenziswa njenge-dye intermediate, solvent, stabilizer, kanye ne-analytical reagent.


Isikhathi sokuthunyelwe: Mashi-10-2021