Lub luag haujlwm ntawm glacial acetic acid hauv staining
Lub luag haujlwm ntawm glacial acetic acid hauv staining,
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Kev qhia tshwj xeeb (GB / T 1628-2008)
Cov khoom tsom xam | Specification | ||
Super Qib | Qib thib ib | Qib ib txwm | |
Qhov tshwm sim | Ntshiab thiab tsis muaj teeb meem ncua | ||
Xim (Pt-Co) | ≤10 | ≤ 20 | ≤ 30 |
Kev ntsuas % | ≥99.8 | ≥99.5 | ≥98.5 |
Moisture% | ≤ 0.15 | ≤ 0.20 | —- |
Formic Acid% | ≤ 0.05 | ≤ 0.10 | ≤ 0.30 |
acetaldehyde% | ≤ 0.03 | ≤ 0.05 | ≤ 0.10 |
evaporation residue % | ≤ 0.01 | ≤ 0.02 | ≤ 0.03 |
Hlau (Fe)% | ≤ 0.00004 | ≤ 0.0002 | ≤ 0.0004 |
Permanganate sijhawm min | ≥30 | ≥5 | —- |
Physicochemical zog:
1. Colorless kua thiab irritating dour.
2. Melting point 16.6 ℃; boiling point 117.9 ℃; Kev kub ceev: 39 ℃.
3. Solubility dej, ethanol, benzene thiab ethyl ether immiscible, insoluble hauv carbon disulphide.
Cia:
1. Khaws rau hauv qhov chaw txias, cua txias.
2. Cia kom deb ntawm qhov hluav taws kub, cua sov. Lub caij txias yuav tsum tswj qhov kub siab tshaj 16 ° C, kom tsis txhob muaj kev sib zog. Thaum lub caij txias, qhov kub yuav tsum tau khaws cia siab tshaj 16 ° C los tiv thaiv / tsis txhob khov.
3. Khaws lub thawv kaw. Yuav tsum tau sib cais los ntawm oxidant thiab alkali. Kev sib tov yuav tsum zam los ntawm txhua txoj kev.
4. Siv lub teeb pom kev tawg, qhov chaw ua pa.
5. Cov cuab yeej siv tshuab thiab cov cuab yeej uas txwv tsis pub siv yooj yim los tsim cov nplaim taws.
6. Cov chaw khaws cia yuav tsum tau nruab nrog cov cuab yeej kho mob xwm txheej ceev thiab cov khoom siv vaj tse tsim nyog.
Siv:
1.Derivative: Mas siv nyob rau hauv synthetising acetic anhydride, acetic ether, PTA, VAC / PVA, CA, ethenone, chloroacetic acid, thiab lwm yam
2. Pharmaceutical: Acetic acid ua kuab tshuaj thiab tshuaj raw cov ntaub ntawv, feem ntau yog siv rau zus tau tej cov penicilin G potas-sium, penicilin G sodium, penicillin procaine, acetanilide, sulfamethoxazole, thiab sulfamethoxazole isoxazole, norfloxacin, ciprofloxacin, licacetylephenone salicylic acid. caffeine, thiab lwm yam.
3.Intermediate: acetate, sodium hydrogen di, peracetic acid, thiab lwm yam
4.Dyestuff thiab textile printing thiab dyeing: Feem ntau yog siv los tsim disperse dyes thiab vat dyes, thiab textile printing anddyeing processing
5. Synthesis ammonia: Nyob rau hauv daim ntawv ntawm cuprammonia acetate, siv nyob rau hauv refining syngas kom tshem tawm ib tug litl CO thiab CO2.
6. Duab: Tus tsim tawm
7. Ntuj roj hmab: Coagulant
8. Kev tsim kho kev lag luam: Tiv thaiv pob zeb los ntawm frezing9. Hauv addtin kuj tau siv dav hauv kev kho dej, hluavtaws fiber, tshuaj tua kab, yas, tawv, xim, hlau ua thiab roj hmab kev lag luam
Ntau tus neeg tsis paub tias luam ntawv thiab dyeing yog dab tsi, uas tseem hu ua dyeing thiab xov. Nws yog ib hom kev ua ntej ntawm daim ntaub, feem ntau yog luam tawm hauv daim ntaub peb siv hauv lub neej txhua hnub. Thiab nyob rau hauv cov txheej txheem luam ntawv thiab dyeing, peb feem ntau siv dej khov qaub vinegar. Yog li dab tsi yog iced vinegar? Glacial vinegar tseem hu ua acetic acid, tseem hu ua acetic acid, nws yog ib qho organic monic acid, yog lub ntsiab lus tseem ceeb ntawm kev siv vinegar txhua hnub. Ntawm chav tsev kub, nws qhov chaw khov yog 16.6 ℃, thiab nws yuav dhau los ua cov xim tsis muaj xim tom qab solidification.
Yog li vim li cas peb thiaj siv glacial acetic acid hauv kev luam ntawv thiab dyeing? Yog vim li cas ntawm luam ntawv thiab dyeing siv glacial acetic acid? Vim li cas ntxiv glacial acetic acid hauv kev luam ntawv thiab dyeing txheej txheem? Qhov no yog vim thaum peb luam tawm thiab dyeing, pH tus nqi ntawm disperse dye polyester yuav tsum nyob nruab nrab ntawm 4-6, yog li peb yuav tsum tau siv glacial acetic acid los dilute cov xim. Piv txwv li, thaum peb luam tawm thiab dyeing, dyeing dej yog 4 tons, yog li peb yuav tsum tau ntxiv 1000 milliliters ntawm glacial acetic acid los kho tus nqi pH ntawm 4-6.
Qhov kev hloov kho no tuaj yeem pab peb txhim kho qhov ruaj khov ntawm cov xim rau qhov loj tshaj plaws, kom tsis txhob muaj teeb meem ntawm cov xim tsis meej pem thaum peb luam tawm. Tab sis nyob rau hauv xyoo tas los no, txoj kev loj hlob ntawm kev luam ntawv thiab dyeing kev lag luam tau txuas nrog tseem ceeb heev los ntawm tsoomfwv thiab kev lag luam textile, thiab lub xeev tau suav nrog kev hloov pauv thev naus laus zis ntawm kev luam ntawv thiab dyeing kev lag luam rau hauv ib qho ntawm cov kev lag luam tseem ceeb txhawb los ntawm textile. kev lag luam, yog li cov dyeing txhais tau tias ntawm kev lag luam tau zoo heev, kuv ntseeg hais tias nrog rau kev loj hlob ntawm science thiab technology, peb yeej siv tau scientific txhais tau tias kov yeej cov printing thiab dyeing kev lag luam nyuaj los daws cov pH nqi teeb meem.
Nws tuaj yeem paub tias tam sim no, peb tau siv txoj kev tshawb fawb los tshwm sim niaj hnub siv tshuab hluav taws xob thiab automation technology, biotechnology thiab lwm yam thev naus laus zis siab raws li cov txheej txheem luam ntawv thiab dyeing kev lag luam. Cov tshuab luam ntawv tsis muaj dej lossis dej tsis muaj dej, xws li micro-txheej txheem luam ntawv, hloov luam ntawv thiab digital luam ntawv, uas muaj ntau yam hauv kev tsim khoom, tau nrawm heev rau kev tshawb fawb thiab kev tsim kho thiab kev tsim khoom ntawm ecological textiles thiab kev ua haujlwm textiles. Rau qhov loj tshaj plaws, kev lag luam luam ntawv thiab dyeing kev lag luam muaj kuab paug tswj, los ntawm qhov kawg ntawm kev kho mob mus rau qhov chaw tiv thaiv.