Ngwongwo ụlọ ọrụ CAS 110-63-4 1,4-Butanediol enweghị agba mmiri nwere ịdị ọcha dị elu.
Ojiji
1, 4-butanediol na-eji ọtụtụ ebe.Na United States na Western Europe maka ihe karịrị ọkara nke mmepụta nke tetrahydrofuran, na-esote mmepụta nke γ-butanolactone na polybutylene terephthalate, nke ikpeazụ bụ plastik injinia na-emepe emepe ngwa ngwa;1, 4-butanediol na-eji dị ka ihe ndọtị nke yinye na polyester raw material maka mmepụta nke polyurethane elastomers na rọrọ polyurethane ụfụfụ plastik;Ndị esters nke 1, 4-butanediol bụ ihe mgbakwunye dị mma maka cellulose, polyvinyl chloride, polyacrylates na polyesters.1, 4-butanediol nwere ezigbo mgbanwe hygroscopic, enwere ike iji dị ka gelatin softener na mmiri absorbent, cellophane na ndị ọzọ na-abụghị akwụkwọ ọgwụgwọ gị n'ụlọnga.Enwere ike ịkwadebe N-methylpyrrolidone, N-vinyl pyrrolidone na ihe ndị ọzọ pyrrolidone, nke a na-ejikwa na nkwadebe nke vitamin B6, pesticides, herbicides na ọtụtụ ihe mgbaze usoro, plasticizers, lubricants, humidifiers, softness, adhesives and electroplating industry brightener.
A reagent maka nyocha kemịkalụ;eji dị ka ihe ngwọta na-adịgide adịgide maka chromatography gas.Ejiri ya dị ka ihe mgbaze, antifreeze na-adịghị egbu egbu, emulsifier nri, mmiri na-amịkọrọ mmiri, maka njikọ organic.Ọgwụ, ụlọ ọrụ nri.
Nkọwapụta
Aha ngwaahịa: | 1,4-Butanediol |
CAS: | 110-63-4 |
MF: | C4H10O2 |
MW: | 90.12 |
EINECS: | 203-786-5 |
Ebe mgbaze | 16 Celsius C (ọkụ ọkụ) |
Ebe esi nri | 230C (ọkụ) |
njupụta | 1.017 g/mL na 25 Celsius C (ọkụ) |
uzuoku njupụta | 3.1 (vs ikuku) |
uzuoku mgbali | <0.1hPa (20 Celsius) |
index refractive | n20/D 1.445(ọkụ) |
Fp | 135 Celsius C |
nchekwa okpomọkụ. | Chekwaa n'okpuru +30 Celsius. |
ụdị | Mmiri mmiri |
pka | 14.73± 0.10 (buru amụma) |
agba | Kpochapụ enweghị agba |
Isi | Enweghị isi |
PH | 7-8 (500g/l, H2O, 20℃) |
mgbawa ịgba | 1.95-18.3% (V) |
Mmiri Solubility | Na-atụgharị uche |
Mmetụta | Hygroscopic |
BRN | 1633445 |
Ọnọdụ Nchekwa
Echekwara na oyi, ikuku ventilashion, ebe nchekwa nke dịpụrụ adịpụ n'ụlọ, bịara dị.Ngwá ọrụ mgbanyụ ọkụ na ihe mkpuchi mmiri kwesịrị ekwesị dị.Ihe nchara dị nro, aluminom ma ọ bụ ọla kọpa dị.
Jiri aluminom, igwe anaghị agba nchara, igwe anaghị agba nchara ma ọ bụ plastik ma ọ bụ ihe ọkụ maka nchekwa na njem.Ụlọ nke nwere oke okpomọkụ nke 20 ° C ga-ejupụta na arịa na tubes.