Neodecanoic Acid (NDA / Versatic 10 sib npaug)
Quaternary Neo-C10 Branched Carboxylic Acid · Tsis Repr. 1B · Tsis HAP-Lusted · Purity Ntau dua lossis sib npaug li 99.0% · NDA Cov Khoom Muag los ntawm Tuam Tshoj · Kev Xa Khoom Thoob Ntiaj Teb
✓ Regulatory Advantage - Tsis Repr. 1B · Tsis HAP-Lusted · Tsis REACH SVHC · Tsis muaj CMR Classification · Combustible Liquid (Flash Point ~140 degree)
Neodecanoic acid (NDA, CAS 26896-20-8) muaj aCov kev cai huv huv ntau dua li nws cov C8 counterpart 2-ethylhexanoic acid (2-EHA). NDA yogtsis raug cais raws li cov tshuaj tua kab mob (Repr. 1B)nyob rau hauv EU CLP - qhov tseem ceeb sib txawv ntawm 2-EHA uas nqa Repr. 1B (H360D). NDA yogTsis muaj npe raws li US EPA Hazardous Air Pollutant (HAP)- lwm qhov txiaj ntsig ncaj qha tshaj 2-EHA. NDA tsis nyob rau hauv REACH SVHC Cov Npe Npe thiab tsis raug rau REACH Annex XIV lossis Annex XVII txwv. EU CLP kev faib tawm tsuas yog siv cov tawv nqaij me thiab qhov muag khaus (H315, H319). Flash point ~140℃- Combustible Liquid (Class III-B), yooj yim logistics dua qis dua -flash-point ntaub ntawv. Qhov kev cai tswjfwm zoo no ua rau NDA qhov kev nyiam tshaj plaws ntawm cov carboxylic acid precursor rau hlau neodecanoate synthesis hauv daim ntawv thov qhov twgRepr. 1B- cov ntaub ntawv xa tawm dawb yuav tsum muaj. Sinolook muab EU CLP-ua raws SDS, tsis yog-HAP tshaj tawm, thiab TSCA kev lees paub nrog txhua qhov khoom xa tuaj.
ℹ Dab tsi Ua NDA ua 'Neo Acid' - Quaternary Alpha Carbon & Exceptional Hydrolysis Resistance
Lub prefix 'neo' nyob rau hauv neodecanoic acid yog chemically meej: nws xaiv ib tug acid nrog ib tugquaternary alpha carbon- cov pa roj carbon uas nyob ib sab ntawm pawg carboxyl dais plaub cov pa roj carbon monoxide thiabtsis muaj hydrogen atoms. Qauv:R₁R₂R₃C–COOH. Qhov no ua tiav alpha-carbon hloov pauv tsim steric shielding nyob ib ncig ntawm carboxylate uas ua rau NDA thiab nws cov ntsev hlauTshwj xeeb tshaj yog tiv taus hydrolysisnyob rau hauv acidic thiab alkaline tej yam kev mob - ntau tshaj li 2-EHA (secondary alpha carbon) los yog ncaj- saw C10 fatty acids. Hauv cov hlau neodecanoate ntsev, qhov kev tiv thaiv hydrolysis no txhais tau tias cov hlau-carboxylate daim ntawv cog lus tseem nyob hauv cov dej hauv txheej txheej, cov av noo siab, thiab alkaline substrates (pH 12-13, galvanized steel) qhov twg tsawg dua -hindered hlau carboxylates hydrolyse sai thiab poob catalytic. NDA yog tsim los ntawm Koch carbonylation ntawm branched C9 olefins, uas inherently tsim neo-structure acids nrog quaternary alpha carbon.
ℹ Acid Value Specification - Cov Lus Cim Tseem Ceeb rau Hlau Neodecanoate Synthesis
Theoretical acid tus nqi rau 100% ntshiab NDA (MW 172.26 g / mol) yog~ 326 mg KOH/g(56,100 / 172.26). Sinolook qhov tshwj xeeb ntawm 320-328 mg KOH / g raug khi rau tus nqi no. Cov txiaj ntsig ntawm 300–315 mg KOH / g qee zaum raug suav hauv kev ua lag luam sib raug rau ~ 92–97% purity sib npaug thiab yogtsis sawv cev ntawm qib siab - qib neodecanoic acid. Rau cov hlau neodecanoate synthesis, ib txwm siv cov batch - tshwj xeeb COA acid tus nqi - tsis yog nominal mid-ntau cov duab. A 6 mg KOH / g AV sib txawv sib haum mus rau ~ 1.8% variation nyob rau hauv theoretical acid nqi ib kg, ncaj qha cuam tshuam rau hlau cov ntsiab lus thiab residual dawb acid nyob rau hauv lub tiav ntsev.
Neodecanoic Acid (NDA) yog dab tsi?
Neodecanoic acid(NDA, CAS 26896-20-8), kev lag luam hu ua Versatic 10 acid nyob rau hauv kev lag luam txheej, yog ib tug heev branched saturated C10 carboxylic acid nrog molecular mis C₁₀H₂₀O₂ thiab nruab nrab molecular hnyav ~ 172.26 g/mol. Nws txhais cov yam ntxwv yam ntxwv - lubquaternary alpha carbon- distinguishes nws los ntawm 2-ethylhexanoic acid (secondary alpha carbon) thiab ncaj- chain capric acid (unhindered thawj alpha-C), thiab yog lub hauv paus ntawm NDA qhov tshwj xeeb hydrolysis tsis kam, superior kev ua tau zoo nyob rau hauv waterborne hlau ntsev daim ntaub ntawv, thiab sib txawv kev cai profile. NDA yog tsim los ntawm kev sib xyaw ntawm neo-C10 isomers (feem ntau yog 2,2-dimethyloctanoic acid thiab 2-ethyl-2-methylheptanoic acid) los ntawm Koch carbonylation ntawm branched C9 olefins. Ua kom tiav cov ntaub ntawv physicochemical los ntawmNCBI PubChem (CID 2723959)thiab covECHA cov ntaub ntawv nplooj ntawv.
NDA yog xim tsis muaj xim rau daj ntseg daj pob tshab kua nplaum ntawm chav sov - ceev 0.912–0.916 g / cm³, viscosity ~ 15–25 mPa·s ntawm 20 degree, boiling point 270–280 degree, flash point ~ 140℃. Nwsxyaum zero dej solubilitythiab ua tiav miscibility nrog aliphatic hydrocarbons, cov kuab tshuaj tsw qab, esters, thiab cov roj ntxhia qhia txog cov lipophilic cwj pwm ntawm neo-C10 saw. Lub hauv paus -catalysed hydrolysis ntawm NDA derivatives yog sterically thaiv los ntawm plaub cov pa roj carbon hloov nyob ib ncig ntawm alpha carbon - tsis muaj alpha hydrogen los txhawb saponification, thiab pawg carboxyl yog lub cev tiv thaiv los ntawm nucleophilic nres. Qhov no txhais tau tias NDA-raws li hlau ntsev, vinyl esters, thiab polyol esters tiv thaiv alkaline hydrolysis deb tshaj li qhov sib npaug ntawm cov derivatives ntawm 2-EHA los yog ncaj-chain fatty acids.
NDA cov ntaub ntawv tswj xyuas huv huv -tsis muaj Repr. 1B, tsis muaj HAP npe, tsis muaj REACH SVHC- tau lees paub los ntawmEPA CompTox Dashboard. Qhov no ncaj qha sib piv nrog 2-EHA's Repr. 1B (H360D) + HAP dual txwv, ua NDA nyiam cov kua qaub rau Repr.-dawb cov khoom lag luam hauv EU thiab thoob ntiaj teb kev lag luam.
Khoom Specifications
Cov ntaub ntawv siv los ntawmPubChem CID 2723959thiabEPA CompTox Dashboard.
| Parameter | Specification / Tus nqi |
|---|---|
| Khoom npe | Neodecanoic Acid (NDA / Versatic 10 sib npaug / neo-C10 acid / 2,2-dimethyloctanoic acid sib tov) |
| CAS Nr | 26896-20-8 |
| EC Number | 248-028-6 |
| Molecular Formula | C₁₀H₂₀O₂ (sib tov ntawm neo-C10 isomers) |
| Molecular Luj | ~ 172.26 g / mol (nruab nrab) |
| Qauv | R₁R₂R₃C–COOH -quaternary alpha carbon, tsis muaj alpha-H |
| Qhov tshwm sim | Colorless to Pale Yellow Transparent Viscous Liquid |
| Purity | Ntau dua lossis sib npaug li 99.0% |
| Acid nqi | 320–328 mg KOH/g(theoretical ~ 326 mg KOH / g - siv COA tus nqi rau hlau ntsev stoichiometry) |
| Xim (Pt-Co) | Tsawg dua los yog sib npaug li 50 |
| Qhov ceev (d20) | 0.912–0.916 g/cm³ |
| Boiling Point | 270-280℃(760 hliHg) |
| Flash Point | ~ 140 degree(kaw khob) - Combustible Liquid (Class III-B) - siab dua 2-EHA (~116 degree) ✓ |
| Refractive Index | ~1.440–1.444 (n20/D) |
| Viscosity (20 degree) | ~ 15–25 mPa· s |
| Dej Solubility | Xyaum insoluble hauv dej; tag nrho miscible nrog organic solvents thiab ntxhia roj |
| Alpha Carbon Hom | Quaternary (tsis muaj alpha-H) - tshwj xeeb hydrolysis tsis kam ✓ |
| EU CLP Classification | ✓ Daim tawv nqaij khaus . 2 (H315); Qhov muag Irrit. 2 (H319) - TSIS MUAJ Repr. 1B, Tsis muaj CMR, Tsis muaj SVHC |
| US HAP Status | ✓ Tsis muaj npe (Tsis yog -HAP) |
| REACH SVHC | ✓ Tsis muaj npe |
| REACH Annex XIV/XVII | ✓ Tsis muaj npe / Tsis txwv |
| Txoj kev tsim khoom | Koch carbonylation ntawm ceg C9 olefins - inherently tsim quaternary alpha -carbon neo- isomers |
| Ntim | 180 KG / Hlau Nruas; IBC Tank (1,000 KG) |
| Cia | 5-30 degree; kaw cov hlau los yog HDPE nruas; qhov cua; deb ntawm lub hauv paus muaj zog; 12-hli txee lub neej |
Daim ntawv thov ntawm Neodecanoic Acid (NDA)
NDA daim ntawv thov profile yog tsim los ntawm ob qho tseem ceeb zoo:Tshwj xeeb hydrolysis kuj(los ntawm quaternary alpha carbon) ua rau cov hlau neodecanoate siv hauv dej thiab siab - cov av noo qhov twg octoates tsis ua haujlwm; thiabhuv kev cai profile yam tsis muaj Repr. 1Bua rau EU-raws li cov khoom siv sib txuas rau cov ntawv thov uas xav tau cov khoom tsim tawm -toxicant- cov ntaub ntawv tsis pub dawb.
Hlau Neodecanoate Driers - Dej & Siab -Humidity Alkyd
Acid precursor rau zinc, zirconium, calcium, thiab manganese neodecanoate driers. NDA's quaternary alpha carbon muabsuperior hydrolytic stability vs 2-EHA octoatesnyob rau hauv dej alkyd emulsions thiab ntawm alkaline substrates (pab pH 12-13, galvanized steel) - cov hlau -carboxylate bond tiv thaiv hydrolysis qhov twg octoate driers poob nyob rau hauv hnub rau lub lis piam.
Vinyl Neodecanoate (VeoVa 10 sib npaug)
NDA yog transvinylated nrog yas acetate los tsim vinyl neodecanoate (CAS 51000-52-}3) - ib qho loj, hydrophobic monomer copolymerised rau hauv acrylic emulsion binders rau sab nrauv masonry coatings. Neo-C10 vinyl ester chav tsev muabsaponification tsis kam ntawm alkaline substrates, txhim kho dej thaum ntxov, qis MFFT, thiab UV chalk kuj vs VAc homopolymers.
Bismuth & Zinc Neodecanoate - PU Catalysts
Precursor rau bismuth neodecanoate thiab zinc neodecanoate - tsis yog- tin, tsis yog -cobalt PU catalysts rau CASE thiab tawv ua npuas ncauj. Bismuth neodecanoateoutperforms bismuth octoate hauv dej PU thiab siab -kev kho avvim tias NDA's quaternary alpha carbon stabilizes Bi-carboxylate coordination hauv aqueous systems. Siv hauv 2K dej PU topcoats, noo noo- kho PU sealants, thiab OEM tin -dawb/cobalt- daim ntawv thov dawb.
Cobalt-Free Drier Systems - Mn & Zr Neodecanoate
Manganese neodecanoate (thawj drier) thiab zirconium neodecanoate (nto / hardening drier) raws li cov khoom ntawm cobalt-dawb drier pob rau EU- ua raws li kev tsim vaj tsev thiab kev lag luam alkyd txheej. NDA-raws li cov tshuab ziab khaub ncawssuperior waterborne stability vs sib npaug octoate systems, enabling formulation of cobalt -free, octoate-free waterborne alkyd drier concentrates.
Synthetic Ester Lubricants
Polyol esters ntawm NDA - TMP trisneodecanoate thiab pentaerythritol tetrasneodecanoate - yog cov khoom ntawmsiab -kev ua tau zoo hluavtaws ester puag rojrau turbine roj, aviation lubricants (MIL-PRF-23699 sib npaug), thiab cov roj cua txias compressor. NDA's quaternary alpha carbon muab hydrolysis tsis kam nyob rau hauv acidic condensate tej yam kev mob thiab oxidative stability superior rau ncaj-chain C10 ester sib npaug.
Epoxy Resin Flexibiliser & Reactive Diluent
NDA reacts nrog epoxide pawg los ntawm lub nplhaib - qhib esterification los tsim ib hydroxyl- tshem tawm adduct uas txo cov epoxy Tg, txhim kho adhesion rau oily los yog paug qhov chaw, thiab txhim khu tshuaj tiv thaiv. Kuj tseem siv tau los ua cov saw terminator hauv epoxy ester synthesis rau alkyd-epoxy hybrid txheej resins, conferring hydrolysis kuj thiab yooj rau cov khoom epoxy ester.
Alkyd Resin - Direct Monomer Kev Koom Tes
Incorporated raws li ib tug tertiary acid monomer nyob rau hauv alkyd resin synthesis los qhia hydrolysis tsis kam, txhim kho weatherability, thiab zoo aliphatic hnyav solubility. NDA's heev branched, hydrophobically shielded carboxylate muab superior saponification kuj nyob rau hauv kho alkyd zaj duab xis piv rau 2-EHA los yog ncaj- saw fatty acids.
Hlau Neodecanoate Driers - Superior Waterborne Stability & Cobalt Hloov
Hlau neodecanoate driers outperform hlau octoate (2-ethylhexanoate) driers tshwj xeeb hauvdej alkyd emulsionsThiab nyob rau hauv architectural coatings siv rau alkaline substrates (tshiab pob zeb, cementitious render, galvanized steel). Nyob rau hauv ib tug waterborne alkyd emulsion, hydrolytically labile hlau carboxylates (naphthenates, octoates) muab faib mus rau hauv lub aqueous theem thiab poob kev koom tes nrog alkyd resin, txo kom qhuav ceev thiab ua rau xim instability. Hlau neodecanoates - nrog sterically tiv thaiv carboxylate- hlau daim ntawv cog lus - khaws cov catalytic kev ua haujlwm ntev dua, ua rau cov dej alkyd coatings nrog cov tswv yim los ntawm - qhuav thiab tawv - lub sij hawm qhuav uas ua tau raws li cov qauv kev ua haujlwm ntawm architectural.
Covcobalt hloov trendnyob rau hauv EU architectural txheej formulations - tsav los ntawm cobalt tebchaw 'SVHC + Repr. 1B npe nyob rau hauv REACH - tau tsim tshwj xeeb thov rau zirconium neodecanoate thiab manganese neodecanoate raws li lub hauv paus Cheebtsam ntawm cobalt- dawb drier pob. Zirconium neodecanoate tshwj xeeb - sib txuas zirconium cov kev cai tswj hwm zoo nrog NDA's hydrolytic stability - tau tshwm sim raws liua tsis yog-cobalt nto drier thiab hardening agentnyob rau hauv siab -kev ua tau zoo dej los ntawm alkyd thiab alkyd-acrylic txheej.
NDA vs 2-EHA vs Capric Acid - C10 Acid Selection
Kev sib piv raws liNCBI Pub ChemthiabECHAcov ntaub ntawv. NDA kem highlighted. Saib ntxiv:ECHA - 2-EHA (Repr. 1B reference) →
| Khoom | Capric acid (124-07-2) | 2-EHA (149-57-5) | NDA (26896-20-8) ✓ |
|---|---|---|---|
| Carbon Number | C10 (txoj kab ncaj nraim) | C8 (ntaub ntawv) | C10 (neo-txoj haujlwm) |
| Alpha Carbon Hom | Primary (tsis muaj kev cuam tshuam) | Secondary | Quaternary (tsis muaj alpha-H) ✓ |
| Acid Tus nqi (mg KOH / g) | ~326 | ~389 | ~326 |
| Flash Point (degree) | ~113 | ~116 | ~ 140 ✓ (siab tshaj) |
| Dej Solubility | Me ntsis soluble | Heev me ntsis soluble | Xyaum insoluble ✓ |
| Hydrolysis Resistance | Nruab nrab | Zoo | Tshwj xeeb ✓ (quaternary C) |
| Hlau ntsev dej ruaj khov | Nruab nrab | Zoo nyob rau hauv solventborne | Zoo heev hauv dej ✓ |
| EU Repr. 1B | ✓ Tsis cais | ⚠ Repr. 1B (H360D) | ✓ Tsis cais |
| US HAP Status | ✓ Tsis muaj npe | ⚠ HAP- teev | ✓ Tsis muaj npe |
| REACH SVHC | ✓ Tsis muaj npe | ⚠ Cov neeg sib tw | ✓ Tsis muaj npe |
| Lub zog tseem ceeb | Tus nqi qis, ntuj tsim | Kev siv dav tshaj plaws, tus nqi qis tshaj | Hydrolysis-resistant + Repr.-dawb ✓ |
NDA tus nqi lus pom zoo:superior hydrolysis kuj(quaternary alpha-C ua tau zoo dua ob qho tib si capric acid's unhindered thawj alpha-C thiab 2-EHA's secondary alpha-C),huv kev cai profile(tsis muaj Repr. 1B, tsis muaj HAP - ncaj qha sib piv nrog 2-EHA ob txoj kev txwv), thiabsiab tshaj flash point(~ 140 degree). Rau kev siv qhov twgWaterborne stability, alkali tsis kam, Repr. 1B-cov saw pub dawb, lossis vinyl neodecanoate monomer synthesisyog qhov yuav tsum tau muaj, NDA tus nqi them tshaj 2-EHA yog qhov ncaj ncees.
Hlau Neodecanoate Derivatives - Phau Ntawv Qhia
Cov khoom tseem ceeb ntawm cov hlau neodecanoate tau tsim los ntawm NDA, nrog rau kev tswj xyuas qhov zoo ntawm cov khoom sib npaug hlau 2-ethylhexanoate (octoate). Saib ntxiv:ECHA - Vinyl Neodecanoate (CAS 51000-52-3) →
| Hlau ntsev | Hlau% | Lub luag haujlwm tseem ceeb | Regulatory Advantage vs Octoate |
|---|---|---|---|
| Zinc neodecanoate | 12-18% Zn | Nto qhuav; anti- tawv nqaij; PU co-cov catalyst | Tsis muaj Repr. 1B; dej khov ruaj khov ✓ |
| Zirconium neodecanoate | 12 – 18% Zr | Nto / hardening drier; coj cobalt-dawb drier | Tsis muaj Repr. 1B; superior hydrolysis kuj ✓ |
| Calcium neodecanoate | 4-8% Ca | Los ntawm -drier activator; anti- tawv nqaij | Tsis muaj Repr. 1B; dej khov ruaj khov ✓ |
| Manganese neodecanoate | 6-10% Mn | Thawj lub tshuab ziab khaub ncaws; cobalt hloov | Tsis muaj Repr. 1B; cobalt-dawb tshuab ziab khaub ncaws ✓ |
| Bismuth neodecanoate | 15-25% yog ' | Tsis yog-tin, tsis yog-cobalt PU catalyst; 2K dej PU | Kev tswj hwm profile zoo heev; Kev ruaj ntseg dej zoo tshaj plaws ✓ |
| Cobalt neodecanoate | 6-12% Co | Thawj mus txog -drier (tseem ceeb) | ⚠ Repr. 1B los ntawm Co ion (tib yam li Co octoate) |
| Cerium / tsis tshua muaj ntiaj teb neodecanoate | txawv | Cobalt-dawb thawj lub tshuab ziab khaub ncaws; UV-stable drier | Tsis muaj Repr. 1B; Kev cob qhia qib siab cobalt ✓ |
| Tom ntej: Vinyl Neodecanoate CAS 51000-52-3 | - | Acrylic emulsion co-monomer; sab nrauv masonry / pob zeb coatings | Saponification-resistant; tsis muaj Repr. 1B ✓ |
Cobalt neodecanoate nqa Repr. 1B kev faib tawm los ntawm cobalt ion - ywj siab ntawm cov kua qaub ligand. Kev tswj kom zoo ntawm NDA tshaj 2-EHA tsis siv rau cov ntsev cobalt. Txheeb xyuas qhov kev tswj hwm ntawm txhua tus derivative ntawm nws tus kheej.
Cia, tuav & kev nyab xeeb
NDA tus tuav profile yog ib qho yooj yim tshaj plaws ntawm Sinolook cov khoom carboxylic acid - nwssiab dua flash point (~140 degree), tsis muaj Repr. 1B kev faib tawm, thiab tsis muaj HAP npetxhua qhov yooj yim khaws cia, kev nyab xeeb hauv chaw ua haujlwm, thiab kev tswj hwm kev ua raws li 2-EHA. Tag nrho cov ntaub ntawv kev nyab xeeb ua haujlwm los ntawmGESTIS (IFA).
📦 Cov lus qhia txog kev khaws cia
• Khaws ntawm 5–30℃hauv cov hlau kaw lossis HDPE nruas - NDA tseem ua kua dej hauv qab 0 degree, tsis tas yuav tsum muaj cua sov
• Flash point ~140℃: standard combustible liquid storage area -tsis muaj hluav taws kub ua kua txee yuav tsum tau
• Segregate los ntawm muaj zog alkalis (saponification sai ntawm carboxylate), muaj zog oxidising tus neeg sawv cev, thiab reactive hlau
• Tau tshaj stainless hlau (316), HDPE, thiab carbon hlau; zam tooj liab thiab tooj liab alloys (daim tooj liab soaps)
• Txee lub neej: 12 lub hlis nyob rau hauv lub thawv kaw ntawm 5-30 degree
🧤 PPE & Kuaj
• Tshuaj- hnab looj tes tiv taus (nitrile Ntau dua lossis sib npaug li 0.1 mm) thiab tsom iav kev nyab xeeb - cov tawv nqaij mos thiab qhov muag khaus (H315, H319)
• Kev ua pa dav dav zoo txaus rau ambient -kub tuav - qis vapor siab (bp 270-280 degree)
• LEV pom zoo rau cov txheej txheem rhuab saum 150℃qhov twg vapor tiam nce
• Tsis tas yuav tsum muaj kev ntsuas kev pheej hmoo ntawm kev yug menyuam- tsis Repr. 1B; txheem me ntsis irritant industrial hygiene program
• Txau: nqus nrog cov xuab zeb qhuav lossis vermiculite; pov tseg raws li cov tshuaj lom neeg me me
Cov lus nug nquag nug (FAQ)
Dab tsi yog 'neo acid' thiab yog vim li cas quaternary alpha carbon teeb meem rau hlau drier stability?
Ib 'neo acid' yog carboxylic acid nyob rau hauv uas cov alpha carbon (qhib khi rau -COOH pawg) nqa plaub carbon substituents - ua rau nws ib tug quaternary carbon tsis muaj hydrogen atoms. Nyob rau hauv neodecanoic acid, no quaternary alpha carbon motif muaj nyob rau hauv tag nrho cov C10 isomers. Qhov tseem ceeb rau hlau drier stability yog nyob rau hauv lub hydrolysis mechanism: puag-catalysed saponification ntawm carboxylates yuav tsum tau ncaj qha nucleophilic nres ntawm carbonyl carbon los yog alpha-proton abstraction los tsim ib tug enolate - ob txoj kev yoghnyav sterically hinderedThaum cov alpha carbon yog quaternary. Qhov tshwm sim yog tias cov hlau neodecanoate ntsev (zinc, zirconium, manganese) muaj sia nyob txuas ntxiv raug rau alkaline aqueous tej yam kev mob - qhob substrate pH 12-13, waterborne alkyd emulsion pH 8-9, humid tropical weathering - qhov sib npaug ntawm cov roj carbon monoxide-salphase (2) cov pa roj carbon dioxide. los yog hlau naphthenate ntsev (unhindered alpha carbon) hydrolyse thiab poob catalytic kev ua si nyob rau hauv ib hnub mus rau lub lis piam.
Puas yog NDA tib yam li Versatic 10 acid?
Versatic 10 acid (ib lub plhaub / Hexion lub npe lag luam) yog kev lag luam neodecanoic acid uas tsim los ntawm Koch carbonylation ntawm C9 olefins - tib chemistry siv los tsim Sinolook's NDA - thiab tau txhais los ntawm tib yam CAS 26896-20{{10} ural structural . Lub npe lag luam 'Versatic' qhia txog cov qauv neoacid (ib qho kev cog lus ntawm 'versatate,' xa mus rau qhov sib txawv neo-isomer sib xyaw). Sinolook's NDA yog tsim los ntawm tib txoj kev Koch thiab ua tau raws li cov kev qhia tshwj xeeb (AV ~ 320–328 mg KOH / g, neo-isomer muaj pes tsawg leeg, quaternary alpha carbon). Cov neeg yuav khoom uas qhia'Versatic 10 sib npaug' lossis 'neo-decanoic acid Koch- txheej txheem'nyob rau hauv kev qhia tshwj xeeb yuav pom Sinolook's NDA los ua ib qho kev sib npaug ntawm cov khoom siv. Kev sib piv vs Versatic 10 specifications muaj nyob rau ntawm kev thov.
NDA puas tuaj yeem hloov 2-EHA hauv hlau tshuab ziab khaub ncaws - cov kev hloov kho yog dab tsi?
NDA tuaj yeem hloov 2-EHA hauv zinc, calcium, manganese, thiab zirconium hlau carboxylate drier synthesis nrog kev hloov ncaj qha: (1)Acid tus nqi sib txawv- NDA AV ~326 vs 2-EHA AV ~389 mg KOH/g; kom xa tib lub molar kom muaj nuj nqis ntawm carboxylate ib kg, kwv yees li19% ntau NDA los ntawm qhov hnyavyog xav tau, uas cuam tshuam rau kev xam cov kua qaub; (2)viscosity- NDA (~15–25 mPa·s) yog viscous ntau dua 2-EHA (~6–8 mPa·s), tejzaum nws yuav tsum tau kho me ntsis ntawm synthesis hnyav sib tov los yog reactor kub; (3)Hlau ntsev kev ua haujlwm- hlau neodecanoates muaj qhov ntsuas dej zoo dua qub, uas tuaj yeem hloov pauv cov tshuaj drier nyob rau hauv cov dej alkyd formulations; (4)Nqi- NDA feem ntau yog tus nqi siab dua ib kg dua 2-EHA, offset los ntawm tus nqi tswj hwm ntawm Repr. 1B-dawb profile. Sinolook's technical team muab kev qhia hloov pauv thiab AV-kho cov txheej txheem sib xyaw ua ke rau cov neeg siv khoom hloov pauv ntawm 2-EHA rau NDA.
vinyl neodecanoate yog dab tsi thiab nws cuam tshuam li cas rau NDA?
Vinyl neodecanoate (VeoVa 10 hom, CAS 51000-52-}3) yog vinyl ester ntawm neodecanoic acid - ua los ntawm transvinylation ntawm NDA nrog vinyl acetate nyob rau hauv lub xub ntiag ntawm palladium los yog ruthenium catalyst. NDA neo-C10 pawg tau koom ua ke rau hauv cov pob txha acrylic copolymer thaum vinyl neodecanoate yog emulsion-copolymerised nrog VAc, yas chloride, lossis acrylic esters. Cov vinyl neodecanoate units nyob rau hauv cov copolymer yog heev resistant rau alkaline saponification vim ester daim ntawv cog lus yog sterically tiv thaiv los ntawm tib quaternary alpha carbon uas tiv thaiv NDA nws tus kheej. Qhov kev tiv thaiv saponification no yog lub hauv paus kev rau VeoVa- hom copolymer binders nyob rau hauv sab nrauv masonry coatings, pob zeb pleev xim, thiab renders - qhov twg cov pa vinyl acetate-raws li binders poob los ntawm ester hydrolysis ntawm alkaline substrates (pH 12-13).NDA yog qhov tseem ceeb acid feedstock rau tag nrho VeoVa- hom vinyl neodecanoate ntau lawm.Saib:ECHA - Vinyl Neodecanoate (CAS 51000-52-3) →
Tso cai Technical & Regulatory References
| Qhov chaw siv | Kev piav qhia | Txuas |
|---|---|---|
| ECHA - NDA Cov Ntaub Ntawv Tshuaj | Paub meej tias tsis muaj Repr. 1B lossis lwm yam kev faib CMR, tsis muaj SVHC cov npe, thiab tam sim no REACH rau npe rau CAS 26896-20-8. | Saib → |
| PubChem - CID 2723959 | NCBI PubChem cov ntaub ntawv rau neodecanoic acid: IUPAC lub npe, qauv molecular, physicochemical cov ntaub ntawv, GHS kev faib tawm, thiab cov ntaub ntawv tswj hwm. | Saib → |
| EPA CompTox - Neodecanoic Acid | US EPA CompTox rau CAS 26896-20-8: TSCA cov xwm txheej khoom muag, tsis yog HAP kev pom zoo, thiab muaj cov ntaub ntawv ib puag ncig thiab physicochemical. | Saib → |
| GESTIS - Neodecanoic Acid | IFA GESTIS database rau CAS 26896-20-8: Cov ntaub ntawv kev nyab xeeb ua haujlwm, cov khoom siv lub cev, thiab cov ntsiab lus toxicological txhawb nqa kev nyab xeeb kev lag luam. | Saib → |
| ECHA - 2-EHA (rau kev sib piv) | ECHA cov ntaub ntawv tseem ceeb rau 2-EHA (CAS 149-57-5), uas nqa Repr. 1B (H360D) thiab SVHC tus neeg sib tw xaiv - qhia txog NDA txoj cai kom zoo dua nws cov C8 tus neeg sib tw. | Saib → |
| ECHA - Vinyl Neodecanoate (VeoVa 10 hom) | Cov ntaub ntawv ECHA rau vinyl neodecanoate (CAS 51000-52-3) - cov ntsiab lus tseem ceeb uas ua los ntawm transvinylation ntawm NDA - siv los ua hydrophobic, alkali-resistant co-monomer nyob rau hauv waterborne acrylic coating binders. | Saib → |
Nco tseg: Cov ntawv txuas tau muab rau siv. Ib txwm txheeb xyuas SVHC tam sim no thiab kev txwv tsis pub dhau ntawm ECHA ua ntej EU kev yuav khoom. Sinolook muab cov ntaub ntawv tswj xyuas tshiab suav nrog Repr. 1B- tshaj tawm dawb thiab tsis yog-HAP kev lees paub nrog txhua qhov khoom xa tuaj.
Yuav Neodecanoic Acid los ntawm Tuam Tshoj - B2B Procurement Guide
Raws li kev ncaj nceesNDA / neodecanoic acid chaw tsim tshuaj paus nyob rau hauv Suav tebnrog Koch- txheej txheem kev tsim khoom, Sinolook muab ntim-tiered kev sib twneodecanoic acid nqinrog txhim khu kev qha khoom txuas ntxiv rau cov tshuab ziab khaub ncaws, catalyst, vinyl ester, lubricant, thiab epoxy producers. Kev faib tawm DG: Combustible Liquid (Class III-B, PG III), flash point ~ 140℃- cov txheej txheem export txheem. Kev caij nkoj tsis tu ncua los ntawm Shanghai, Tianjin, Qingdao, Guangzhou, Ningbo.
MOQ
1 MT · Volume tiers: 1 MT → 5 MT → 20 MT → 100 MT → IBC tank (1,000 KG)
Cov qauv
0.5-5 KG cov qauv tsim nyog ntawm tus nqi nominal, suav nrog thawj qhov kev txiav txim coj mus muag
Lub Sijhawm Lead
7-14 hnub ua haujlwm tus qauv; expedited muaj
Ntim
180 KG steel nruas / IBC tso tsheb hlau luam (1,000 KG)
Hu rau Sinolook - Koj Trusted Neodecanoic Acid (NDA) Tus neeg muab khoom
Txawm hais tias koj yog txheej txheej drier formulator synthesising zinc, zirconium, manganese, los yog calcium neodecanoate rau waterborne alkyd thiab cobalt -free drier systems yuav tsum tau hydrolytic stability thiab Repr. 1B- ntaub ntawv dawb; vinyl ester cov neeg tsim khoom ua vinyl neodecanoate (VeoVa 10 sib npaug) rau sab nrauv masonry thiab ua cov txheej binders; PU catalyst chaw tsim tshuaj paus tsim bismuth neodecanoate ua tin-dawb, cobalt- dawb urethane catalyst; ib tug hluavtaws lubricant tsim formulating polyol neodecanoate ester puag roj; ib tug epoxy resin formulator siv NDA raws li ib tug reactive diluent thiab flexibiliser; los yog ib tus neeg saib xyuas cov saw hlau nrhiav los hloov Repr. 1B 2-EHA nrog kev ua haujlwm sib npaug, kev tswj hwm- ua raws li neodecanoic acid - Sinolook Chemical muab purity ntau dua los yog sib npaug rau 99.0%, COA- txheeb xyuas cov ntsev ntsev tiag tiag rau cov khoom siv precome Koch- txheej txheem neo- isomer muaj pes tsawg leeg, thiab ua tiav Repr. 1B-dawb cov ntaub ntawv tswj hwm pob koj EU thiab thoob ntiaj teb cov saw hlau xav tau. Peb pab neeg teb hauv 24 teev.
📱 Xov tooj / WeChat
0086 134-0071-5622🌐 Lub Vev Xaib
www.sinolookchem.comSinolook Chemical Co., Ltd. - Ntiaj teb no tus neeg muab khoom ntawm Neo Acids, Hlau Carboxylate Precursors & Tshwj xeeb muaj tshuaj
Cim npe nrov: Tuam Tshoj neodecanoic acid manufacturers, lwm tus neeg
