EU CLP / REACH Daim Ntawv Qhia Txog Kev Cai:EGEA (CAS 111-15-9)Repr. 1B (H360D - Tej zaum yuav ua rau tus menyuam tsis tau yug los)raws li EU CLP Regulation (EC) No 1272/2008, thiab raug txwv rau cov neeg siv khoom hauv qabREACH Annex XVII Nkag 70. Kev lag luam thiab kev tshaj lij kev siv tau tso cai nyob rau hauv kev tswj kom raug. Sinolook muab tag nrho CLP- ua raws SDS, REACH Annex XVII kev lees paub, thiab PGMEA kev hloov pauv kev txhawb nqa nrog txhua qhov khoom xa tuaj. Cov neeg yuav khoom yog lub luag haujlwm rau kev txheeb xyuas kev ua raws li cov cai hauv lub tebchaws.
E-Series Glycol Ether Acetate · Slow-Evaporation Ester Solvent · NC Coatings / Tawv / Inks / Electronics
EGEA - Ethylene Glycol Monoethyl Ether Acetate
(Cellosolve Acetate / CAC / 2-Ethoxyethyl Acetate / EG Monoethyl Ether Acetate)
| CAS Nr. | 111-15-9 |
| EC Number | 203-839-2 |
| IUPAC npe | 2-ethoxyethyl acetate hmoov |
| Cov npe lag luam | Cellosolve Acetate, CAC, EGEAC, EAC |
| Synonyms | EGEA, 2-ethoxyethyl acetate, ethylene glycol monoethyl ether acetate, ethyl cellosolve acetate, glycol monoethyl ether acetate |
| Molecular Formula | C₆H₁₂O₃ (MW=132.16 g/mol) |
| EU CLP / REACH | ⚠ Repr. 1B (H360D) REACH Annex XVII Nkag 70 |
| US HAP Status | ✓ Tsis yog US EPA HAP TSCA cov ntawv teev npe · tsis yog -HAP tshaj tawm muaj |
| Qib / Purity | Ntau dua lossis sib npaug li 99.5% · Dej tsawg dua lossis sib npaug li 0.05% · Acidity Tsawg dua lossis sib npaug li 0.02% |
EGEA (Cellosolve Acetate) yog dab tsi? Structure & Technical Overview
Ethylene Glycol Monoethyl Ether Acetate (EGEA / Cellosolve Acetate, CAS 111-15-9)- tseem hu ua 2-ethoxyethyl acetate - yog siab -solvency ester hnyav nrog cov mis mos molecular C₆H₁₂O₃ (MW 132.16 g/mol). Nws cov qauv yog CH₃CH₂–O–CH₂CH₂–O–CO–CH₃: ib qho ethylene glycol qaum nrog ib qho ethyl ether ntawm ib qho kawg thiab ib qho acetate ester ntawm lwm qhov. Qhov no dual ether-ester functionality muab broad solvency rau nitrocellulose, alkyd, vinyl, polyurethane, thiab cellulosic resin systems - ua ke nrog ib tug tswj nruab nrab evaporation tus nqi (bp 154-160 degree, ~ 5-6 × qeeb dua n-butyl acetate nyob rau hauv lub sij hawm uas muaj nuj nqis nyob rau hauv lub sij hawm ntev acetate) yog qhov tseem ceeb.
EGEA yog tsim los ntawmDirect esterification ntawm ethylene glycol monoethyl ether (EGEE, CAS 110-80-5) nrog acetic acidnyob rau hauv acid catalysis. Piv rau nws cov methyl homolog EGMEA (bp 143–145 degree), EGEA lub siab kub kub taw tes (154–160 degree) thiab ethyl ether pawg muab nws qhov qis qis qis dua evaporation npaum li cas - qhov sib txawv ntawm qhov loj - vaj huam sib luag rooj tog lacquer thiab tiv thaiv kev siv lub sij hawm ua kom zoo dua qub. Sinolook muab EGEA rau cov kev lag luam nruj tshaj plaws nyob rau hauv qeb:Cov ntsiab lus dej tsawg dua lossis sib npaug li 0.05%thiabacidity Tsawg dua los yog sib npaug rau 0.02%- ob qho tib si nruj dua li peb cov lus qhia ntawm EGMEA, qhia txog EGEA cov kev cai hauv kev tu hluav taws xob thiab cov dej noo- cov txheej txheem txheej txheej txheej.
Cov neeg yuav khoom yuav tsum nkag siab meej txog EGEA txoj cai tswjfwm: nws raug cais raws liRepr. 1B (H360D)nyob rau hauv EU CLP, tshwm sim los ntawm metabolic hloov dua siab tshiab rau ethoxyacetic acid - ib tug reproductive toxicant analogous rau EGMEA's methoxyacetic acid metabolite. Kev siv cov khoom siv raug txwv raws li REACH Annex XVII Nkag Nkag 70. Kev siv ua haujlwm tau tso cai nrog kev tswj kom raug. Rau EU- kev tsim kho kev lag luam tshiab,PGMEA (CAS 108-65-6) yog cov kev cai hloov pauv tau pom zoo- Sinolook muab PGMEA thiab muab kev txhawb nqa kev hloov pauv tag nrho.
Physical & Chemical Properties of EGEA (2-Ethoxyethyl Acetate)
EGEA (Cellosolve Acetate) Specifications - Sinolook Commercial Standard
| Khoom Specification | Txheem / Tus nqi | Test Method / Qhov tseem ceeb |
|---|---|---|
| Qhov tshwm sim | Colorless pob tshab kua | Pom kev; tsis muaj haze, precipitate, los yog xim tint |
| Purity (GC) | Ntau dua lossis sib npaug li 99.5% | GC cheeb tsam normalization; txhua batch |
| Cov ntsiab lus dej | Tsawg dua lossis sib npaug li 0.05% | Karl Fischer titration; tiv thaiv hydrolysis & noo noo-sensitive system tsis ua hauj lwm |
| Acidity (raws li AcOH) | Tsawg dua lossis sib npaug li 0.02% | Potentiometric titration; tseem ceeb rau electronics & base -sensitive coatings |
| Qhov ceev (d20) | 0.973 ± 0.005g / cm³ | Digital density meter; kev lees paub ntawm tus kheej & batch sib xws |
| Boiling Point | 154.0–160.0℃(760 mmHg) | ~5–6 × qeeb evaporation vs n-butyl acetate |
| Flash Point | ~ 56℃(kaw khob) | Chav Kawm 3 Flammable Liquid; UN 3271, PG III rau kev thauj mus los |
| Refractive Index | 1.403–1.406 (n20/D) | Refractometer; kev lees paub tus kheej thiab purity |
| Viscosity (20 degree) | ~ 1.3 mPa· os | Brookfield; yooj yim pipeline blending thiab metering |
| Xim (Pt-Co) | Tsawg dua los yog sib npaug li 10 | Colorimeter; dej -dawb clarity |
| Ntim | 200 kg hlau nruas / 1000 kg IBC tank | DG Class 3 UN- pom zoo export ntim |
Tag nrho COA (GC, KF, acidity, ntom, RI, Pt-Co, viscosity) nrog rau txhua qhov khoom xa tuaj. Thib peb-kev tshuaj xyuas tog (SGS/Intertek/BV) muaj nyob rau ntawm kev thov.
EGEA (Cellosolve Acetate) Siv & Daim Ntawv Thov
1. Nitrocellulose Lacquers & Alkyd Txheej - Extended Leveling Solvent
EGEA yog ib qho hnyav hnyav hauvNitrocellulose (NC) lacquer systems, sau lub luag hauj lwm ntawm qeeb -evaporation thawj los yog tus Tsov tus tw hnyav rau cov rooj tog zaum, automotive refinishing, thiab tawv topcoats. Nws qhov kub ntawm 154-160℃- kwv yees li 10-15℃siab dua EGMEA - txuas ntxiv qhov ntws thiab theem qhov rais tom qab siv tshuaj tsuag, muab cov zaj duab xis ntub dej ntxiv rau nws tus kheej - theem thiab tso cua nkag ua ntej nto gelation. Nyob rau hauv automated siab - ntim rooj tog cov kab tsuag, lub sij hawm ntxiv theem no ncaj qha txo cov nqi tsis xws luag (txiv kab ntxwv tev, blush, cratering) uas tsim cov nqi rov ua haujlwm ntawm cov vaj huam sib luag loj thiab cov npoo npoo.
EGEA dissolves NC qib thoob plaws tag nrho cov viscosity ntau yam (RS-1/4 rau RS-25) ntawm cov ntsiab lus siab, txo cov hnyav hnyav loading hauv low-VOC NC lacquer formulations. Nws compatibility nrog alkyd co-resins, plasticizers (phthalates, citrates), thiab pigment dispersions ua rau nws muaj ntau yam nyob rau hauv ntoo, rooj tog, thiab tsheb refinish khoom kab.
Hauv kev lag luam sab nraum EU - tshwj xeeb tshaj yog Asia, Middle East, thiab Latin America qhov twg NC txheej tseem tseem ceeb rau cov rooj tog zaum thiab tawv tiav - EGEA tseem tau nthuav dav raws li cov cai hauv zos thiab cov kev cai ib puag ncig. Sinolook ua haujlwm rau cov lag luam no nrog rau tag nrho hauv zos -cov ntaub ntawv txhawb nqa.
2. Gravure & Screen Printing Inks - Slow- Evaporation Retarder
EGEA lub siab hnyav rau polyurethane, vinyl chloride / acetate copolymer, thiab cellulosic number case binder systems ua ke nrog nws cov evaporation profile ua rau nws ua tau zoo.retarder thiab co-solvent nyob rau hauv gravure inksrau cov ntawv, ntawv ci, thiab cov ntim ntim khoom tsis zoo, thiab hauvscreen printing inksrau kev kho kom zoo nkauj, membrane hloov cov duab, thiab hlau vaj huam sib luag luam ntawv. Ntxiv EGEA tiv thaiv kom tsis txhob muaj teeb meem ntxov ntxov ntxov- tawm hauv lub tsheb ciav hlau tus cwj mem, tuav cov viscosity thiab tiv thaiv mesh- thaiv thaum lub sijhawm ua haujlwm nres.
EGEA txoj kev sib raug zoo nrog ob lub ncov qaum teb thiab tsis yog -polar pigment dispersant systems ua rau nws ua haujlwm thoob plaws cov qauv ntawm cov xim pob tshab thiab opaque yam tsis qhia txog kev sib raug zoo lossis teeb meem kev ruaj ntseg. Nws cov ntsiab lus acidity tsawg (tsawg dua lossis sib npaug li 0.02%) tiv thaiv lub hauv paus- cov xim xim xim los ntawm cov kua qaub-induced flocculation thiab xim hloov nyob rau hauv cov laus number case concentrates - ib tug zoo kom zoo dua qis dua - specification EGEA qib muaj nyob rau hauv lub lag luam.
3. Tawv Finishing - PU & NC Topcoats rau khau & Automotive tawv
Kev lag luam tawv tiav tau siv keeb kwm EGEA ua cov kuab tshuaj tseem ceeb raupolyurethane finishing systems thiab NC-raws li topcoatssiv rau tag nrho - nplej thiab faib tawv rau khau, hnab tes, tsheb sab hauv tawv tawv, thiab upholstery. EGEA tswj qhov ziab kom qhuav ntawm PU cov tshuab ua tiav - tso cai nkag mus rau hauv cov txheej txheem tawv nqaij ua ntej tsim cov zaj duab xis nto - ua tiav cov adhesion thiab mechanical elasticity uas tawv kev pab cuam kev ua tau zoo xav tau hla rov flexing, abrasion, UV raug, thiab thermal cycling.
Hauv hwmautomotive sab hauv tawv xov- qhov twg cov coatings yuav tsum tiv taus tus neeg hnav, thermal cycling los ntawm −30℃mus rau +80 degree, thiab UV raug ntau dua - xyoo kev pab cuam lub neej - EGEA kev sib raug zoo nrog saj zawg zog PU resin systems ua rau muaj qhov tsis xws luag -dawb tiav zaj duab xis tsim ntawm complex peb{6}. Rau cov tuam txhab tawv tawv hauv kev lag luam uas EGEA txoj cai tswjfwm tso cai siv rau hauv chaw ua haujlwm, nws tseem yog ib qho kev sib tw ntawm cov kuab tshuaj rau kev tsim cov txheej txheem tiav.
4. Electronic Component Cleaning - Ultra- Tsawg Moisture & Acidity
EGEA qhov nruj tshaj plaws - hauv - cov lus qhia tshwj xeeb -purity Ntau dua lossis sib npaug li 99.5%, dej tsawg dua lossis sib npaug li 0.05%, acidity Tsawg dua lossis sib npaug rau 0.02%, xim Tsawg dua lossis sib npaug rau 10 Pt-Co- ua kom nws siab -purity tu hnyav rau cov khoom siv hluav taws xob siv hluav taws xob uas xav tau cov khoom seem- dawb evaporation. Nws muab cov txiaj ntsig zoo ntawm rosin-raws li flux resin binders thiab activator ntsev los ntawm nthwv dej- soldered thiab reflow- soldered PCB cov rooj sib txoos, ntxuav cov txheej txheem nyuaj geometries nrog cov khoom sib txuas thiab ntawm - hauv - cov ntaub ntawv uas tsis muaj dej huv.
Rau precision hluav taws xob Cheebtsam - optical pickups, MEMS sensors, micro-electromechanical hloov los ua ke, thiab precision hlau tiv tauj - EGEA's ultra- acidity tsawg (tsawg dua los yog sib npaug rau 0.02%) tiv thaiv acid corrosion ntawm rhiab hlau tiv thaiv nto, thaum nws cov residue tsawg tom qab contamination. Kev sib raug zoo nrog FR4, polyimide PCB substrates thiab cov qauv siv lub npog ntsej muag tau lees paub ntawm Sinolook cov qib tshwj xeeb.
5. Muaj Txheej Txheej, Adhesives & Chemical Synthesis
Hauvob-cov khoom siv polyurethane thiab epoxy muaj txheej txheejrau cov hlau, pob zeb, thiab cov khoom sib xyaw ua ke, EGEA ua haujlwm raws li kev sib koom ua ke- cov kuab tshuaj thiab cov viscosity hloov kho uas ua rau lub neej ntev lub lauj kaub thiab tso cai rau cov yeeb yaj kiab txaus nthuav tawm ntawm cov hlau geometries ua ntej gellation. Nws kev sib raug zoo nrog ob qho tib si polyol thiab isocyanate Cheebtsam ntawm 2K PU systems tsis ua rau muaj kev sib cais ntxov ntxov yog ib qho tseem ceeb ntawm kev tsim kom tau raws li EGEA cov ether ua ke -ester solvency profile.
Raws li ib tugchemical synthesis hnyav, EGEA lub boiling point (154-160 degree), thermal stability, thiab compatibility nrog ntau yam nucleophiles thiab electrophiles ua rau nws haum raws li ib tug tshuaj nruab nrab ntawm cov tshuaj API synthesis, agrochemical ntau lawm, thiab tshwj xeeb zoo tshuaj txheej txheem uas yuav tsum tau ib tug polar siab - boiling ester hnyav. Nws kuj yog siv los ua cov extraction thiab recrystallization hnyav rau polar APIs.
Hauvtextile luam ntawv, EGEA ua raws li tus neeg nkag siab thiab qib tus neeg sawv cev hauv cov tshuaj reactive, disperse, thiab vat dye printing tshuab, txhim kho dye penetration qhov tob thiab xim uniformity ntawm paj rwb, polyester, thiab blended ntaub substrates.
EGEA vs EGMEA vs PGMEA - Glycol Ether Acetate Solvent Selection Guide
EGEA feem ntau raug soj ntsuam nrog nws cov methyl homolog EGMEA thiab kev tswj hwm hloov PGMEA. Sinolook muab tag nrho peb - qhov kev sib piv hauv qab no qhia txog cov txheej txheem thiab kev tswj xyuas qhov ntev uas cuam tshuam rau txheej txheej thiab tus cwj mem formulator xaiv ntawm glycol ether acetate series.
| Khoom | EGMEA CAS: 110-49-6 Nr |
EGEA (Cellosolve Ac.) CAS Nr .: 111-15-9 |
PGMEA (PMA) CAS Nr .: 108-65-6 |
|---|---|---|---|
| Lub Npe | Methyl Cellosolve Ac. | Cellosolve Acetate / CAC | PMA / Dowanol PMA |
| Mol. Formula | C₅H₁₀O₃ | C₆H₁₂O₃ | C₆H₁₂O₃ |
| Kub Point (degree) | 143–145 | 154–160 ↑ Sib | 146–148 |
| Flash Point (degree) | ~49 | ~56 ↑ Safest | ~47 |
| Qhov ceev (g / cm³) | 1.005–1.010 | 0.973 ± 0.005 | 0.964–0.968 |
| Evaporation Rate (vs nBuAc=1) | ~0.22–0.26 | ~ 0.18–0.22 (qis tshaj) | ~0.25 |
| NC Solvency | Zoo heev | Zoo heev | Zoo heev |
| Cov ntsiab lus dej Spec. | Tsawg dua lossis sib npaug li 0.10% | Tsawg dua lossis sib npaug li 0.05% ↑ Tightest | Tsawg dua lossis sib npaug li 0.05% |
| Acidity Spec. | Tsawg dua lossis sib npaug li 0.10% | Tsawg dua lossis sib npaug li 0.02% ↑ Tightest | Tsawg dua lossis sib npaug li 0.02% |
| EU CLP Repr. Chav kawm. | Repr. 1B ⚠ | Repr. 1B ⚠ | Tsis cais ✓ |
| REACH Annex XVII | Txwv ⚠ | Txwv ⚠ | Tsis muaj kev txwv ✓ |
| US HAP Status | Tsis muaj npe ✓ | Tsis muaj npe ✓ | Tsis muaj npe ✓ |
EGEA Regulatory Status - EU CLP, REACH & Ntiaj Teb Kev Lag Luam
Kev ruaj ntseg, ruaj khov & kev nyab xeeb tuav
Kev Cia Siab
Khaws ntawm5-30℃nyob rau hauv kaw hlau nruas, deb ntawm tshav kub, qhib nplaim taws, UV teeb, muaj zog acids, thiab oxidizers. Flash point 56℃yuav tsum tau tawg- cov khoom siv hluav taws xob pov thawj hauv chaw cia thiab tuav. EGEA hydrolyses rau EGEE + acetic acid nyob rau hauv lub xub ntiag ntawm noo noo thiab acid / puag catalysts - tuav lub nruas kaw thiab nruj noo noo tsis suav nrog yog lub hauv paus zoo preservation ntsuas.
Compatible storage materials: stainless steel (304/316), carbon steel, HDPE. Avoid copper, brass, and galvanized steel for extended contact. Segregate from areas occupied by pregnant workers. Shelf life: 12 months; retest water content and acidity before use if stored >6 hli.
Hydrolysis & Stability
EGEA tus thawj degradation mechanism yog hydrolysis (EGEA + H₂O → EGEE + acetic acid), ceev los ntawm ya raws thiab acid / puag impurities. Qhov no ua rau kom acidity, txo purity, thiab tsim ib tug ntse acetic acid tsw. Qhov nruj tsawg dua los yog sib npaug rau 0.05% dej spec thiab kaw lub nruas cia yog qhov tseem ceeb ntawm kev tswj.
PPE & Kev Tiv Thaiv Kab Mob (SDS Summary)
GHS kev faib tawm:Repr. 1B (H360D), Flammable Liquid Category 3 (H226), Skin Irritation Category 2, Eye Irritation Category 2. EGEA absorbs los ntawm daim tawv nqaij - dermal exposure yog ib txoj hauv kev tseem ceeb ntawm kev siv lub cev.
PPE:Nitrile hnab looj tes (Ntau dua los yog sib npaug li 0.3 hli) los yog roj hmab butyl, looj tsom iav dub, khaub ncaws tiv thaiv. Kev tso pa tawm hauv zos (LEV) ua thawj qhov kev tswj xyuas engineering kom tswj tau hauv qab lub teb chaws OEL. Xa mus rau GESTIS database (CAS 111-15-9) rau OEL cov ntaub ntawv los ntawm kev txiav txim.
Kev soj ntsuam kev noj qab haus huv:Ua raws li kev ntsuas kev pheej hmoo thiab kev saib xyuas kev noj qab haus huv rau cov neeg ua haujlwm ntawm qhov muaj peev xwm muaj menyuam. Cov neeg ua haujlwm cev xeeb tub yuav tsum raug cais tawm ntawm EGEA cov chaw tuav.
Txhaum:Tshem tawm qhov hluav taws kub, qhov cua qhov chaw. Siv inert absorbent (xuab zeb, vermiculite). Pov tseg raws li cov khoom siv hluav taws xob / phom sij raws li cov cai hauv zos. Tag Nrho CLP-ua raws SDS: sales@sinolookchem.com.
Cov lus nug nquag nug txog EGEA / Cellosolve Acetate
Q: "CAC" sawv cev rau dab tsi, thiab nws puas zoo ib yam li EGEA?
CAC yog ib qho kev lag luam qub qub rauCellosolve Acetate, xa mus rau Ethylene Glycol Monoethyl Ether Acetate (CAS 111-15-9). Keeb kwm muag nyob rau hauv Cellosolve hom los ntawm Union Carbide, "Cellosolve" denoted ethylene glycol monoethyl ether (EGEE) puag compound thiab "Cellosolve Acetate" nws acetate ester. Hauv kev yuav khoom niaj hnub no, CAC, EGEA, EGEAC, thiab EAC txhua tus xa mus rau CAS 111-15-9 tsis meej. Nco ntsoov xyuas siv CAS 111-15-9 thiab EC 203-839-2 kom tsis txhob muaj kev ntxhov siab nrog EGMEA (CAS 110-49-6), uas txawv ntawm ib pawg methylene ntawm cov ether saw.
Q: EGEA tus evaporation npaum li cas piv rau lwm cov kuab tshuaj muaj?
EGEA tus nqi evaporation piv rau n-butyl acetate (nBuAc=1.0) yog kwv yees li0.18–0.22, txhais tau tias nws evaporates 5–6 × qeeb dua nBuAc. Qhov no tso rau hauv "qeeb" evaporation qeb - qeeb dua EGMEA (~0.22–0.26), qeeb dua PGMEA (~0.25), thiab kwv yees li 5–6 × qeeb dua ethyl acetate lossis MEK. Hauv cov ntsiab lus txheej txheej, EGEA's qeeb evaporation profile yog qhov tseem ceeb tshaj plaws nyob rau hauv siab - zaj duab xis - tsim cov ntawv thov tshuaj tsuag rau ntawm cov vaj huam sib luag loj thiab cov 3D geometries, hauv txhuam- siv cov txheej txheej uas siv sij hawm ntev tshaj li feeb, thiab raws li "tail hnyav" hauv ntau{{14} lacquer lacquer tsim los ntawm cov tshuaj tsuag qhuav los ntawm kev siv tshuaj tsuag. los ntawm qhov kawg zaj duab xis hardening.
Q: Vim li cas EGEA cov dej ntsiab lus nruj dua li EGMEA?
Sinolook's EGEA specification tuav dej cov ntsiab lus ntawmTsawg dua lossis sib npaug li 0.05%- Ib nrab ntawm Tsawg dua lossis sib npaug rau 0.10% txwv siv rau EGMEA. Ob yam uas ua rau qhov no: (1) EGEA qhov tseem ceeb siv hauv kev siv hluav taws xob ua kom huv thiab cov txheej txheem hluav taws xob zoo xav tau cov dej noo tsawg heev los tiv thaiv kev sib cuag ntawm cov hlau thiab kom tsis txhob cuam tshuam nrog lub hauv paus- rhiab heev encapsulant thiab conformal txheej curing chemistry; (2) EGEA qhov ntev me ntsis alkyl saw (ethyl vs methyl) nce nws cov hydrolysis susceptibility txheeb ze rau EGMEA raws li qhov sib npaug ntawm cov dej noo sib npaug - yuav tsum tau tswj cov dej noo kom nruj dua li qhov teev tseg 12-hli lub txee lub neej. Qhov no yuav tsum tau muaj zog ntau lawm lub cev qhuav dej thiab ntim khoom, uas yog tshwm sim nyob rau hauv EGEA tus nqi pheej yig dua me ntsis piv rau EGMEA.
Q: Puas yog EGEA tsis yog -HAP hnyav rau US EPA huab cua emissions lub hom phiaj?
Yog - EGEA (CAS 111-15-9) yogTsis muaj npe raws li Hazardous Air Pollutant (HAP)raws li Tshooj 112(b) ntawm US Clean Air Act. Qhov no tau lees paub los ntawm EPA CompTox Chemicals Dashboard. EGEA siv nyob rau hauv Teb Chaws Asmeskas cov chaw tsim khoom tsis ua rau HAP huab cua emission soj ntsuam, tshaj tawm, lossis tswj cov luag haujlwm raws li National Emission Standards for Hazardous Air Pollutants (NESHAP) - muaj txiaj ntsig zoo rau cov txheej txheem txheej thiab number case manufacturers tswj chaw- theem HAP emission inventories raws li MACT cov qauv. Nco ntsoov tias tus qauv US OSHA HazCom 2012 yuav tsum muaj kev cuam tshuam txog kev ua haujlwm tsis hais txog HAP li cas. Sinolook muab cov ntawv tsis yog -HAP tshaj tawm rau Asmeskas cov neeg siv khoom raws li kev thov.
Q: Dab tsi yog cov txheej txheem tsim nyog rau kev hloov ntawm EGEA mus rau PGMEA hauv txheej txheej txheej?
Cov txheej txheem hloov pauv tau pom zoo: (1) thov PGMEA cov qauv tsim nyog los ntawm Sinolook thiab npaj ib qho kev sim hloov pauv EGEA qhov hnyav-rau- hnyav; (2) soj ntsuam cov qauv kev sim rau viscosity (PGMEA qhov qis dua ~ 0.966 vs EGEA's ~ 0.973 yuav xav tau kev hloov me me), qhov ziab ziab (PGMEA qis dua me ntsis bp ~ 147℃yuav ua rau kom qhuav sai dua - ntsuam xyuas seb puas qhib lub sij hawm kom txaus (g txaus), txaus siab sib npaug hauv feem ntau NC thiab PU systems); (3) yog tias qhov adhesion los yog resin solvency sib txawv tshwm sim, hu rau Sinolook lub technical team rau solubility parameter kev taw qhia thiab co-cov lus pom zoo kho cov kuab tshuaj; (4) validate cov khoom kho dua tshiab tawm tsam koj qhov kev qhia tshwj xeeb zoo ua ntej kev hloov pauv kev lag luam. Sinolook muab cov ntaub ntawv sib piv kev sib piv, cov qauv tsim nyog, thiab ib qho - rau - ib qho kev txhawb nqa rau EGEA → PGMEA kev hloov pauv.
Tso cai Technical & Regulatory References
CLP Repr. 1B kev faib tawm, REACH Annex XVII Nkag Nkag 70 cov ntsiab lus txwv, sau npe siv hauv kev lag luam, thiab cov luag haujlwm tswj hwm rau 2-ethoxyethyl acetate / Cellosolve Acetate.
NCBI PubChem compound record: IUPAC name, molecular structure, physicochemical data, GHS hazard classifications, and spectral data for EGEA (CAS 111-15-9).
EPA CompTox dashboard: TSCA cov xwm txheej khoom muag, tsis yog -HAP kev pom zoo kev faib tawm, cov ntaub ntawv physicochemical khoom, thiab cov ntaub ntawv xwm txheej xwm txheej rau EGEA.
Consolidated REACH Regulation Annex XVII - Nkag 70 txwv E-series glycol ethers suav nrog EGEA hauv cov neeg siv khoom lag luam saum toj saud cov kev txwv.
IFA GESTIS cov ntaub ntawv nkag mus rau CAS 111-15-9: Kev txwv tsis pub ua haujlwm (OEL), toxicological cov ntsiab lus, thiab cov lus pom zoo ntawm engineering rau EGEA.
Yuav EGEA / Cellosolve Acetate los ntawm Tuam Tshoj · Tsis yog -HAP · Cov ntaub ntawv pov thawj tag nrho
Thov EGEA Nqe, Qauv & Cov ntaub ntawv tswj hwm
Sinolook muab Ethylene Glycol Monoethyl Ether Acetate (EGEA / Cellosolve Acetate, CAS 111-15-9) ntawm Ntau dua lossis sib npaug li 99.5% purity, dej tsawg dua lossis sib npaug li 0.05%, acidity Tsawg dua lossis sib npaug rau 0.02% qhov tshwj xeeb tshaj plaws acetate qeb. Tag nrho CLP-raws li SDS, REACH Annex XVII tsab ntawv xwm txheej, tsis yog HAP tshaj tawm, thiab DG cov ntaub ntawv thauj khoom suav nrog. Peb kuj muab PGMEA rau kev tswj hwm txoj haujlwm hloov pauv. Teb hauv 24 teev.
Yam khoom:PGMEA (Propylene Glycol Monomethyl Ether Acetate)· EGMEA (Ethylene Glycol Monomethyl Ether Acetate) · EGEE (Ethylene Glycol Monoethyl Ether) · Butyl Cellosolve Acetate · Diethylene Glycol Monoethyl Ether Acetate · PGME (Propylene Glycol Monomethyl Ether)
Cim npe nrov: Tuam Tshoj ethylene glycol monoethyl ether acetate Tuam Tshoj ethylene glycol monoethyl ether acetate manufacturers, lwm tus neeg
