Ngwaahịa
Thioglycolic acid CAS Nọmba 34590-94-8
Nkọwa ngwaahịa
| Nhọpụta | Dipropylene glycol monomethyl ether |
| Aha aha | Dipropylene glycol monomethyl ether; Di (propylene glycol) methyl ether |
| CAS Mba. | 34590-94-8 |
| EINECS Mba. | 252-104-2 |
| Usoro ihe omimi | C7H16O3 |
| Ibu molekụla | 148.2 |
| InChi | InChi=1/C7H16O3/c1-6(4-8)10-5-7(2)9-3/h6-8H,4-5H2,1-3H3 |
| Njupụta | 0,951 |
| Ebe esi nri | 190 ℃ |
| Ebe mgbari | 166℉ |
| Njirimara anụ ahụ na kemịkalụ | Njirimara mmiri mmiri na-enweghị atụ transperent. Nwere isi ísì ụtọ. Ebe na-agbaze -80℃ Ebe esi mmiri 187.2℃ Njupụta nke ikwu 0.9608 Refractive index 1.4220 Flash point 82℃ Solubility Miscible na mmiri na ọtụtụ ihe mgbaze organic. |
| Na-eji | Ejiri ya dị ka ihe mgbaze maka nitrocellulose, ethylcellulose, polyvinyl acetate, wdg. |
| Usoro nchekwa | S23:;S24/25:; |
* Ihe ndị a bụ naanị maka ntụnye aka. Maka nkọwa, rụtụ aka na COA
Njirimara
| Usoro | C2H4O2S | |
| CAS NO | 68-11-1 | |
| ọdịdị | enweghị agba, uzo, mmiri mmiri viscous | |
| njupụta | 1.3±0.1 g/cm3 | |
| esi ebe | 225.5±0.0 °C na 760 mmHg | |
| flash(ing) ebe | 99.8± 22.6 Celsius C | |
| nkwakọ ngwaahịa | drum/ISO tank | |
| Nchekwa | Chekwaa n'ebe dị jụụ, ikuku na-eku ume, ebe akọrọ, dịpụrụ adịpụ site na isi ọkụ, ịkwanye na ịkwatu ụgbọ njem kwesịrị ịchekwa dịka ndokwa nke kemịkal na-egbu egbu na-ere ọkụ. | |
Ngwa
| A na-ejikarị ya dị ka onye na-atụgharị curl, onye na-ewepụ ntutu isi, polyvinyl chloride dị ala toxicity ma ọ bụ ihe na-adịghị egbu egbu, onye nrụpụta polymerization, onye na-eme ngwa ngwa na onye na-ebufe yinye, onye na-ahụ maka ọgwụgwọ elu igwe. |
Dipropylene glycol methyl ether bụ ihe mgbaze organic nke nwere ọtụtụ ụlọ ọrụ mmepụta ihe na nke azụmahịa. Ọ na-achọpụta na ọ bụ ihe ọzọ na-adịghị agbanwe agbanwe na propylene glycol methyl ether na glycol ethers ndị ọzọ. Ngwaahịa azụmaahịa bụ ngwakọta nke isomers anọ.
Ejiri ya dị ka ihe mgbaze maka nitrocellulose, ethyl cellulose, polyvinyl acetate, wdg; dị ka ihe mgbaze maka nitrocellulose, ethyl cellulose, polyvinyl acetate, wdg, dị ka ihe mgbaze maka agba na agba, na dị ka akụkụ mmiri breeki. Ejiri ya dị ka ihe mgbaze maka ibipụta ink na enamel, ma na-ejikwa ya dị ka ihe mgbaze maka ịsacha mmanụ na-egbutu na mmanụ ọrụ. A na-eji ya dị ka onye na-ejikọta ya maka agba mmiri diluted (na-agwakọtakarị);
Ihe mgbaze na-arụ ọrụ maka agba mmiri;
Ihe mgbaze na njikọta maka ndị na-ehicha ụlọ na ụlọ ọrụ mmepụta ihe, griiz na ndị na-ewepụ agba, ndị na-ehicha ọla, ndị na-ehicha elu elu;
Ihe mgbaze ndị bụ isi na ndị na-ejikọta ọnụ maka ink mbipụta ihuenyo dabeere na mgbaze;
Ngwakọta ọnụ na ihe mgbaze maka akwa akwa akwa vat;
Onye na-ejikọta ọnụ na onye nlekọta anụ ahụ maka nhazi ihe ịchọ mma; stabilizer maka ugbo pesticides; coagulant maka ala brighteners.
Mpaghara Ngwa
Ihe mkpuchi: ezigbo ihe mgbaze maka resins gụnyere acrylics, epoxies, alkyds, resin nitrocellulose na resin polyurethane. Nrụgide ikuku dị ntakịrị na ọnụ ọgụgụ evaporation ngwa ngwa, enweghị mmiri zuru oke na njirimara ngwakọta dị mma.
Ihe na-ehicha ihe: obere esemokwu elu, isi ísì dị ala na ọnụego evaporation dị ala. Ezigbo solubility maka ma polar na ihe ndị na-abụghị polar, ọ bụ nhọrọ dị mma maka ịmecha ihe na nhicha ala.
Uru
Ogo ngwaahịa, oke zuru oke, nnyefe dị mma, ọrụ dị elu O nwere uru karịa amine yiri nke ahụ, ethanolamine, n'ihi na enwere ike iji ntinye uche dị elu maka otu ikike corrosion. Nke a na-enye ndị na-anụcha ihe ohere ihicha hydrogen sulfide na obere amine na-ekesa na obere ike ojiji.
