Lubricant Additives - Anti- Hnav & Antioxidant Additives Series:Thawj C8 ZDDP yog qhovntshiab di-n-octyl qibntawm Sinolook ZDDP ntau yam - ntev tshaj -chain thawj alkyl ZDDP hauv koob. Qhov twg cov qib C4 / C8 sib npaug sib npaug luv luv- saw reactivity nrog ntev - saw ruaj khov, qib C8 ntshiab ua rau tag nrho cov txiaj ntsig ntawm txuas ntxiv n-alkyl saw ntev:siab tshaj thermal stabilitynyob rau hauv thawj series,Solubility zoo tshaj plaws nyob rau hauv Group III, Pawg IV (PAO), thiab ester puag roj, thiab covCleanest thermal decomposition profile(tsawg acidic los ntawm -cov khoom ntawm qhov kub siab). Txaus siab rau cov roj hluav taws xob zoo tshaj plaws, siab -kub muaj roj nplua nyeem, thiab cov ntawv thov uas xav tau qhov siab tshaj plaws oxidative stability los ntawm ZDDP tivthaiv. Sinolook ZDDP series: Thawj C4/C8 Mixed ·Thawj C8 (qib no)· Secondary ZDDP.
Anti- Hnav · Antioxidant · Corrosion Inhibitor · Ntshiab n-C8 Primary Alkyl · Zoo tshaj plaws Synthetic Roj Solubility · Siab tshaj thermal stability nyob rau hauv Primary Series · HDEO · Synthetic PCMO · Industrial High-Temp · ⚠ Zn/P/S SPS pob nyiaj yuav tsum tau
Thawj C8 ZDDP
Di-n-Octyl Zinc Dialkyldithiophosphate / Zn[S–P(S)(OC₈H₁₇)₂]₂ / Thiophosyl alkyl zinc ntsev / Zn 7.0–10.0% · P 5.0–8.0% · S 10.9% /m. Maximum Thermal Stability · Premium Synthetic Roj Qib
| CAS Nr | 4991-47-3 (ntshiab di-n-octyl); 85940-28-9 (kev lag luam sib xyaw ref.) |
| Formula | Zn[S–P(S)(OC₈H₁₇)₂]₂ · R=n-C₈H₁₇ (n-octyl, ob lub chains) |
| Synonyms | Primary C8 ZDDP · Di-n-octyl ZDDP · Zinc di{-n-octyldithiophosphate · Zinc O,O-di-n-octyl dithiophosphate · Thiophosyl alkyl zinc D8} · {DDP primary ZD |
| Alkyl Qauv | PURE n-C8- tag nrho plaub alkyl chains yog n-octyl (n-C₈H₁₇); molecular hnyav ~ 960 (ntshiab compound, ua ntej diluent); siab dua MW tshaj C4 / C8 qib sib xyaw (~ 760–850) → qis qis dua cov ntsiab lus % ib gram ntawm cov ntsiab lus sib npaug |
| ★ vs C4/C8 Mixed | ★ Ntau dua thermal stability (ntshiab ntev - saw) ★ Zoo solubility hauv pab pawg III / PAO / ester ★ Huv huv siab -temp decomposition - tsawg acid |
| SAPS Status | ⚠ Zn 7–10% → S/A ⚠ P 5.0–8.0% ⚠ S 10–14% |
| GHS / Kev Nyab Xeeb | FP Ntau dua lossis sib npaug li 180 degree H315/H317/H319 irritant |
Thawj C8 ZDDP yog dab tsi & Vim Li Cas N-Octyl?
Thawj C8 ZDDP(zinc O, O-di-n-octyl dithiophosphate) yog synthesized nkaus xwb los ntawmn-octanol (1-octanol, C₈H₁₇OH)- tag nrho plaub alkyl chains flanking ob lub chaw phosphorus yog linear thawj n-octyl pawg. Qhov no ib leeg -alkyl- hom architecture txawv nws ntawm qib C4 / C8 sib xyaw (uas yog nqa ob qho tib si n-butyl thiab n-octyl chains ntawm tib molecule) thiab los ntawm qib ZDDP theem nrab (uas siv cov ceg ntoo isopropyl lossis sec-butyl chains). Tus qauv C8 ntshiab txhais tau hais tias txhua molecule nyob rau hauv lub batch muaj ib tug zoo tib yam, zoo -txhais ib puag ncig alkyl nyob ib ncig ntawm phosphorus{13}}sulphur coordination sphere - xa ntau zoo ib yam thiab kwv yees thermal decomposition kinetics ntau dua -chain qib.
Qhov zoo tshaj plaws ntawm C8 saw ntev tshaj luv luv thawj alkyl yog nws cov nyhuv ntawm ob qho khoom sib txuas:roj solubilitythiabthermal stability. Solubility nyob rau hauv non-polar base roj (Plaub III hydrocracked, Pawg IV PAO, Pawg V esters) nce nrog alkyl saw ntev vim kev txhim kho hydrocarbon saw compatibility (xws li-dissolves-zoo li txoj cai siv rau polymer- hnyav sib cuam tshuam). ZDDP qib nrog C₄ chains tuaj yeem qhia txog kev solubility ntawm ciam teb lossis kub hnyiab nyob rau hauv siab -purity low-polarity Group III/PAO puag stocks ntawm qhov kub thiab txias, thaum C8 qib tseem pom tseeb. Thermal stability - qhov tsis kam ntawm P-O-C daim ntawv cog lus rau unimolecular los yog acid-catalysed cleavage ntawm siab kub - kuj txhim kho nrog saw ntev, vim hais tias cov alkyl pawg loj sterically tiv thaiv P-O-C linkage los ntawm nucleophilic nres los ntawm cov kab mob ntawm cov dej los yog cov kua qaub. Qhov no txhais tau tias lub neej ua haujlwm ntev dua ntawm crankcase kub tshaj 130 degree.
| Khoom | Thawj C8 ★ (qhov no) | Thawj C4/C8 Mixed | Secondary ZDDP |
|---|---|---|---|
| Alkyl hom | Ntshiab n-C8 (tag nrho 4 chains) | Mixed n-C4 + n-C8 | iso-C3 / sec-C4 / sec-C8 |
| Thermal stability | ★★★ Siab tshaj | ★★ Siab | ★ Nruab nrab |
| Gp III / PAO solubility | ★★★ Zoo heev | ★★ Zoo | ★★ Zoo |
| Tribofilm tsim (txias pib) | Pib qeeb | Nruab nrab | ★★★ Ceev tshaj |
| Antioxidant kev ua haujlwm | ★★★ Muaj zog tshaj | ★★★ Muaj Zog | ★★ Zoo |
| Decomposition kev huv | ★★★ Cleanest (tsawg acidic los ntawm - khoom) | ★★ huv | ★ - tshem tawm → olefins + H₃PO₄ |
| Cov khoom nquag % (Zn / P / S) | Tsawg me ntsis (siab dua MW ib Zn) | Nruab nrab | Siab tshaj (tsawg MW alkyl) |
| Zoo tagnrho daim ntawv thov | Cov roj hluavtaws, siab -temp industrial | General -lub hom phiaj HDEO/PCMO | Ceev ceev- pib PCMO |
Tag nrho cov qib ZDDP tsim lawv cov kev tiv thaiv tribofilm los ntawm thermal/tribochemical decomposition - cov molecule tawg ntawm cov hlau kov nto los tsim zinc polyphosphate iav. Covtxoj kevntawm decomposition txawv heev ntawm thawj thiab theem nrab alkyl:
P-O-C daim ntawv cog lus cleaves ntawm hydrolysis (khiav dej ntawm qhov kub siab): R-O-P → ROH + PO⁻. n-octanol (C₈H₁₇OH) yog cov organic los ntawm- khoom - ib qho tsis zoo, tsis yog-acidic, tsis yog{6}} cawv. Cov kab mob inorganic phosphate (ZnO/Zn₃(PO₄)₂) tsim cov iav tiv thaiv zaj duab xis.Tsis muaj acid tsim, tsis muaj corrosive los ntawm - khoom.
Lub -hydrogen nyob rau theem nrab alkyl pawg (xws li isopropyl: CH₃–CH(–O–P)–CH₃) raug tshem tawm ntawm qhov kub siab: P–O daim ntawv cog lus tawg ntawm E2 tshem tawm, ua rauolefin ua(piv txwv li propene CH₃–CH=CH₂)thiab H₃PO₄ (phosphoric acid). Cov kua qaub tuaj yeem tua cov kabmob hlau (Pb, Cu, Sn), nce corrosive hnav - tswj los ntawm TBN reserve (detergent / dispersant) hauv kev tsim.
Tswv yim siv:Thawj C8 ZDDP yog qib nyiam rau cov ntawv thov nrog cov kev xav tau nruj corrosion (precision bearing steels, non-ferrous alloy contacts) thiab cov dej ntws ntev ntev uas cov kua qaub sib xyaw los ntawm ZDDP thib ob decomposition yuav haus TBN cia sai heev. Hauv HDEO ntev -drain service (100,000+} km), txoj hauv kev ua kom huv huv ntawm txoj kev decomposition khaws cia TBN headroom rau acid neutralization los ntawm combustion blowby - tsis yog los ntawm ZDDP additive nws tus kheej.
Technical Specification
S/A ≈ Zn% × 1.24; tib yam li C4/C8 sib xyaw - cov ntsiab lus nquag khaws cia txawm tias siab dua MW los ntawm kev hloov kho diluent theem
Hauv pem teb qis (5.0% vs 5.5% rau C4 / C8 sib xyaw) qhia ntau dua MW ntawm ntshiab C8 molecule - qhia P% qib; tib yam ua tiav- roj P cov cai siv nyiaj siv
Tib yam li qib sib xyaw; paub meej qib- tshwj xeeb S% ntawm COA; suav nrog hauv ACEA sulfur pob nyiaj siv
me ntsis siab dua C4-muaj qib (ntev C8 chains nce intrinsic viscosity modestly); tseem negligible pab ntawm 0.5-1.5 wt% kho nyob rau hauv cov roj tiav
SAPS Budget - Tib txoj cai siv raws li Qib C4/C8 Thawj
Thawj C8 ZDDP yog tib yam Zn, P, thiab S cov ntsiab lus nquag muaj nyob rau hauv qib C4 / C8 sib xyaw. Txhua qhov kev suav nyiaj SAPS zoo ib yam:P hauv cov roj tiav=(ZDDP kho% × P%)/100. ACEA C3/API SP P Tsawg dua lossis sib npaug li 0.08%: max kho ntawm P=7%=1.14 wt%; ntawm P=8%=1.00 wt%. ACEA E6/E9 thiab API CK-4 tsis muaj P txwv - kho tus nqi tswj hwm los ntawm AW lub hom phiaj kev ua tau zoo thiab tag nrho cov peev nyiaj TBN nkaus xwb. Qhov tseem ceeb sib txawv vs C4 / C8 sib xyaw: P% pem teb yog 5.0% (vs 5.5%) vim siab dua molecule MW - qhia koj lub hom phiaj P% qib ntawm kev txiav txim. Rau cov khoom siv hluav taws xob zoo tshaj plaws uas qhov thermal decomposition huv huv yog qhov tseem ceeb (ntev-drain HDEO, turbocharged PCMO), Thawj C8 yog qib pom zoo txawm tias tus lej SAPS zoo tib yam - qhov zoo ntawm tribofilm thiab tsis muaj cov kua qaub los ntawm cov khoom lag luam los ntawm kev puas tsuaj los ntawm kev sib xyaw ua ke ua pov thawj qhov zoo sib xws.
| Parameter | Specification | Txoj Kev Xeem | Note vs C4/C8 Mixed Qib |
|---|---|---|---|
| Qhov tshwm sim | Ntshiab rau amber kua | Pom kev | Cov xim zoo sib xws; feem ntau pom meej me ntsis hauv Pawg III/PAO hauv paus cov khoom lag luam vim muaj kev ua kom zoo dua qub - qib C8 yog qhov tsis tshua muaj tshwm sim los ntawm kev pom qhov kub hnyiab ntawm qhov kub qis hauv siab -purity base roj |
| Zinc Cov ntsiab lus ⚠ | 7.0-10.0 hli | ASTM D 4628 Cov khoom lag luam | Tib yam li C4/C8 sib xyaw - nquag Zn qib tswj los ntawm kev hloov kho diluent; qhia qib Zn% rau SAPS pob nyiaj siv; S/A=Zn% × 1.24 |
| Phosphorus ★ ⚠ | 5.0-8.0 wt% | ASTM D 1091 Cov Lus Qhia | Pem teb 5.0% vs 5.5% rau C4 / C8 sib xyaw - ntshiab C8 molecule muaj siab dua MW (tsis muaj sib zog C4 chains rub MW nqis); tib yam ua tiav- roj P cov cai siv nyiaj; qhia P% qib ntawm kev txiav txim |
| Sulfur ⚠ | 10.0-14.0 wt% | ASTM D1552 / D2622 / ASTM D1552 / ASTM D1552 / ASTM D1552 / ASTM D1552 / ASTM D1552 / ASTM D1552 / ASTM D1552 / ASTM D1552 / ASTM D1552 / ASTM D1552 / ASTM D1552 / ASTM D1552 / ASTM D1552 / ASTM D1552 / ASTM D1552 / ASTM D1552 / ASTM D1552 / ASTM D1552 / ASTM D1552 / ASTM D1552 / ASTM D1552 / ASTM D1552 / ASTM D1552 / ASTM D1552 / ASTM D1552 / ASTM D1552 / ASTM D1552 / ASTM D1552) | Tib yam li qib sib xyaw |
| Flash Point (COC) | Ntau dua lossis sib npaug li 180 degree | ASTM D 92 | Kev faib tawm tib yam; n-octanol FP yog 81℃- ZDDP FP yog tswj hwm los ntawm cov roj diluent, tsis yog alkyl saw volatility |
| Kinematic Viscosity @ 100 degree | 10–25 dr hab | ASTM D 445 3 | Marginally siab dua C4 / C8 sib xyaw nyob rau hauv tib yam 10-25 cSt ntau yam vim C8 molecule loj; tseem negligible ntawm tus nqi kho ib txwm |
| Ceev @ 20 degree | 1.10-1.20g / cm³ | ASTM D 4052 Cov Lus Qhia Tshwj Xeeb | Tib yam li qib sib xyaw; siv rau huab hwm coj-rau- ntim kho tus nqi hloov pauv hauv kev sib xyaw |
| ★ Thermal Stability | ★ Siab tshaj plaws hauv thawj koob | ASTM D2070 / Penn Xeev | KEY DIFFERENTIATOR - ntshiab C8 nthuav tawm qis dua ntawm P-O-C daim ntawv cog lus hydrolysis / thermal cleavage vs mixed C4 / C8 qib; tau lees paub hauv Penn State Micro-Oxidation test thiab Sequence IIIGH oxidation rating; qhia "Primary C8" (tsis yog sib xyaw) rau cov khoom siv roj hluavtaws |
Daim Ntawv Thov & Vim Li Cas C8 Yog Qib Nyiam
1. Premium Synthetic Engine Oils - Pawg III / PAO / Ester Base
Primary C8 ZDDP is the grade of choice for fully synthetic engine oil formulations (Group III, PAO, and ester base oils) where ZDDP solubility, oxidative stability, and clean decomposition are all critical. In high-purity Group III base stocks (viscosity index >130. Hauv PAO lub hauv paus cov khoom lag luam (tsawg tsis yog-polar branched oligomers), qhov ntev C8 alkyl saw sib tw rau cov tsis yog-polar cim ntawm cov roj matrix zoo dua - raws li txoj cai tsim uas additive solubility yuav tsum tau hydrocarbon compatibility ntawm additive tail pawg thiab hauv paus roj. Rau turbo- ncaj qha- cov tshuab txhaj tshuaj ua haujlwm tag nrho hluavtaws 5W-30 (API SP / ACEA C3), Thawj C8 ZDDP ntawm 0.8-1.0 wt% muab kev ua tau zoo dua Sequence IIIGH oxidation kev ua tau zoo thiab qib sib xyaw vim nws cov thermal stability siab dua.
2. Ntev -Drain HDEO - 100, 000+ km Synthetic SAE 15W-40/10W-30
Rau cov hwm HDEO formulations nrog ncua roj ntws ncua sij hawm (100,000 km los yog 500 teev ua hauj lwm), lub thermal stability kom zoo dua ntawm Primary C8 yog qhov tseem ceeb tshaj plaws kev lag luam. Ntawm 80,000–100,000 km qhov chaw pabcuam, ZDDP nyob rau hauv ntev -kua HDEO tau raug cov dej kub ntawm 120–140℃rau ncua sij hawm, thiab P-O-C daim ntawv cog lus ncaj qha txiav txim siab seb qhov kev tiv thaiv- hnav tribofilm tuaj yeem rov ua dua. Thawj C8 ZDDP, nrog nws qhov zoo tshaj P-O-C daim ntawv cog lus hydrolytic stability thiab huv si decomposition (tsis muaj kua qaub tsim los ntawm - tshem tawm), tuav tribofilm regeneration muaj peev xwm ntxiv mus rau lub sij hawm ntws ntau dua li cov qib sib xyaw lossis qib nrab. Lub tshuab nqus tsev decomposition kuj txhais tau tias txo qis TBN noj los ntawm ZDDP decomposition acid, khaws cia ntau TBN cia rau neutralizing combustion blowby acids - lub ntsiab kom zoo dua nyob rau hauv lub kawg 20,000-30,000 km ntawm ib tug ntev ntws.
3. High-Tub kub muaj roj lubricants
Nyob rau hauv siab -kub kev lag luam daim ntawv thov - reciprocating compressor roj (kua valve kub 180-220 degree), turbine circulating roj (cov kabmob ntawv xov xwm kub 120-150 degree), thiab hluavtaws muaj iav roj (CLP EP, sump 100–130℃DP) yuav tsum muaj sia nyob tsis muaj cua sov 4,000-8,000 teev ntawm kev pabcuam txuas ntxiv. Thawj C8 ZDDP qhov siab dua P-O-C daim ntawv cog lus ruaj khov txhais tau tias nws tseem nyob ruaj khov thiab muaj rau tribofilm rov tsim dua tshiab thoob plaws lub sijhawm txuas ntxiv no. Hauv PAO-raws li hluavtaws compressor roj (ISO VG 46/68), C8 ZDDP zoo heev PAO solubility kuj tiv thaiv theem sib cais los yog additive nyob rau hauv cov roj-hloov ncua sij hawm thiab txias kaw lub sij hawm.
4. Kev sib xyaw ua ke hauv PCMO Ntxiv Pob
Hauv PCMO additive tej pob khoom (DI pob khoom rau API SP / ILSAC GF-6A/B), ZDDP feem ntau yog siv los ua binary los yog ternary blend: Thawj C8 ZDDP muab lub siab -kub antioxidant thiab ntev- tso dej ruaj khov tivthaiv, thaum Secondary ZDDP (isopropyl los yog sec dua) pib dua {{5}) ua kom tribofilm. Ib qho kev sib xyaw ua ke yog 60–70 wt% Primary C8 ZDDP + 30–40 wt% Secondary ZDDP - ntsuas qhov txias- pib cam hnav kev ua tau zoo (ASTM Sequence IVA / IVB, uas yog rhiab heev rau tribofilm thaum ntxov) nrog rau siab {{18} oxidencem III (Secondary stability) pab. Hauv lub luag haujlwm no, Thawj Tswj Hwm C8 ZDDP yog "rov qab" ZDDP muab cov hauv paus tiv thaiv- hnav thiab AO kev ua tau zoo, ntxiv los ntawm ZDDP thib ob rau kev ua kom kub qis.
Cov lus nug nquag
Q: Vim li cas qee cov qauv qhia tias "Pib C8 nkaus xwb" es tsis tso cai rau qib C4 / C8 sib xyaw?
Peb qhov laj thawj kev tsav tsheb "C8 nkaus xwb" cov lus qhia tshwj xeeb hauv qee cov qauv tsim nyog. Ua ntej,Pab pawg III/PAO solubility ruaj khov ntawm qhov txias txias: qee qhov OEM- pom zoo cov qauv tsim hluav taws xob qhia qhov ntsuas qhov ntsuas dej txias (feem ntau yog −20℃rau 72 teev) raws li ib feem ntawm cov roj tiav tiav, thiab sib xyaw-qib ZDDP tuaj yeem qhia cov kab turbidity uas ntshiab C8 tsis. Thib ob,thermal decomposition acid neutralization pob nyiaj siv: nyob rau hauv cov formulations optimized rau tseeb TBN tseg nyob rau hauv kawg- ntawm- ntws (tshwj xeeb tshaj yog ACEA E6/E9 ntev-drain HDEO nrog TBN Ntau tshaj los yog sib npaug rau 9 mgKOH/g lub hom phiaj ntawm ntws), lub qis acid tiam los ntawm C8 thawj decomposition vs mixed grade muab ib tug ntau dua trajectory} TBN tshaj -engineer lub TBN cia nrog ntxiv detergent. Peb,Kev tswj hwm / OEM cov kev pabcuam zoo: qee qhov kev pom zoo OEM roj nplua nyeem (xws li Mercedes-Benz MB 228.61, Volvo VDS-5) qhia ZDDP alkyl hom nyob rau hauv cov qauv qhia tawm raws li ib feem ntawm lubricant sau npe, xav kom cov tuam txhab tsim kom haum cov qauv siv alkyl hom thaum siv cov qauv kev pom zoo ua qauv.
Q: Puas yog Primary C8 ZDDP haum rau siv tom qab muag khoom ntxiv- pob khoom ("roj ntxiv nrog ZDDP")?
Yog - Thawj C8 ZDDP yog qhov kev xaiv zoo tshaj plaws rau tom qab muag ZDDP cov khoom siv ntxiv (zoo ib yam li lub tswv yim rau Rislone ZDDP, Tsav Tsheb Sib Tw Roj, lossis Lucas ZDDP additive), tshwj xeeb tshaj yog cov tsom rau cov laus siab -kev ua tau zoo nrog lub tiaj-tappet camshafts, uas yuav tsum tau muaj ntau dua ZDDP cov roj cav niaj hnub. Cov qib C8 qhov zoo tshaj thermal stability thiab huv si decomposition yog qhov zoo ntawm cov cav qub tsim nrog kev ua haujlwm siab dua thiab tsis tshua muaj kev tswj hwm qhov chaw combustion. Rau kev tsim khoom ntxiv tom qab: ib txwm ntxiv- pob ZDDP kho tus nqi yog 3-8% ntawm cov khoom ntxiv- pob khoom, uas tau ntxiv ntawm 3-5% rau cov roj tiav - ua rau ZDDP pab ntawm 0.09–0.40% ZDDP additive hauv cov roj tiav. Txawm tias nyob rau ntawm qhov kawg ntawm qhov ntau yam no (nce cov roj tiav P los ntawm ~ 0.02-0.03%), tus nqi kho yog me me los ntawm cov qauv kev ua haujlwm ntawm lub cav. Nco tseg: hauv cov tsheb tshiab nrog ACEA C3 / API SP lav, ntxiv cov tshuaj ZDDP tom qab muag yuav ua rau tsis muaj kev lav phib xaub los ntawm kev nce cov roj tiav P saum toj no cov lus qhia - qhia cov neeg siv khoom raws li.
Q: Dab tsi yog qhov sib txawv ntawm lub txee lub neej ntawm Thawj C8 ZDDP thiab qib C4 / C8 sib xyaw?
Ob qib C8 thiab qib C4 / C8 ZDDP sib xyaw muaj lub neej txee ntawm 12 lub hlis raws li kev pom zoo muab kaw kom qhuav (0-40℃). Lub hauv paus degradation mechanism rau ob qho tib si yog qeeb hydrolysis ntawm P-O-C daim ntawv cog lus nyob rau hauv lub xub ntiag ntawm kab ya raws - tsim phosphoric acid thiab cov cawv sib xws. Thawj C8 ZDDP hydrolyses qeeb qeeb dua li qib sib xyaw (qhov ntev C8 saw txuas ntxiv steric kev tiv thaiv ntawm P-O-C daim ntawv cog lus), yog li hauv kev xyaum Primary C8 feem ntau tswj xyuas kev ua raws cai dhau 12 lub hlis yog tias khaws cia kom raug - tab sis 12 lub hlis lav yog cov qauv lag luam rau kev npaj. Hauv ob qho xwm txheej, qhov tseem ceeb ntawm kev khaws cia yogCov ntim ntim ntim nrog Tsawg dua lossis sib npaug li 0.10% dej los ntawm KFT, zam kev caij tsheb kauj vab (condensation los ntawm headspace humidity nyob rau hauv ib nrab emptied nruas accelerates hydrolysis), thiab siv cov pam vov nitrogen rau qhib bulk ntim. Ntawm - tau txais KFT thiab P% cov tshev raug pom zoo rau txhua yam khoom khaws cia dhau 9 lub hlis.
Technical & Regulatory References
D4628 (Zn%) · D1091 (P%) · D1552/D2622 (S%) · D445 (KV @ 100 degree) · D4052 (density) · D92 (FP) · KFT (dej tsawg dua los yog sib npaug li 0.10%) · D130 (Cu strip 1b) ·ASTM D2070 / Penn State Micro-Oxidation (thermal stability - qhov tseem ceeb sib txawv vs qib sib xyaw)· D4172 (4-pob coj) · D2882 (Vickers vane twj tso kua mis) · ASTM Sequence IVA/IVB · ASTM Sequence IIIGH · GC (n-C8 alkyl purity paub tseeb ntawm kev thov)
Premium synthetic HDEO: API CK-4/FA-4 · ACEA E6/E9 · MB 228.51/228.61 · Volvo VDS-5 · Mack EO-O PP· Synthetic PCMO (nqaij qaum AW): API SP · ILSAC GF-6A/B · ACEA C3 (qis-P qib) · GM dexos1 Gen3 · Hydraulic: DIN 51524-2/3 HM zinc-type · Denison HF-0/INHC · HF-2 51517-3 · Compressor: ISO 6743-3 DAH (synthetic) · Turbine: ISO 6743-5
REACH sau npe · TSCA teev · CAS 4991-47-3 · SAPS-active: Zn/P/S tag nrho pab txhawb - tib pob nyiaj siv raws li qib sib xyaw · n-octyl cawv (C8H17OH) yog thawj decomposition los ntawm -cov khoom tsis muaj tshuaj lom · {{9} GHS SDS available · Tsis muaj SVHC
Thawj C4/C8 Mixed ZDDP ✅ ·Thawj C8 ZDDP ✅ (cov khoom no)· Secondary ZDDP (tom ntej - branched alkyl, ceev tshaj plaws txias-pib tribofilm) · Amine AO · Phenolic AO · Friction Modifiers
Primary C8 ZDDP · Zn[S-P(S)(OC₈H₁₇)₂]₂ · Pure Di-n-Octyl · Zn 7–10% · P 5–8% · S 10–14% · Highest Thermal Grasity S/SD · Premium Synthetic
Thov Tus Nqi, TDS & Kev Pabcuam Kev Pabcuam
Qhia meej lub hom phiaj Zn%, P%, S% (n-C8 purity qib), daim ntawv thov (synthetic HDEO · PCMO PAO/Gp III · hydraulic · compressor), P pob nyiaj txwv (ACEA E9 tsis txwv · ACEA C3 Tsawg dua lossis sib npaug li 0.08% · thiab lwm yam), ntim, thiab qhov chaw nres nkoj. Tag Nrho COA (Zn/P/S los ntawm ICP-OES lees paub), TDS, SDS, thiab n-C8 alkyl purity lees paub los ntawm GC muaj nyob rau ntawm kev thov. Cov qauv tsim nyog (200 mL - 5 kg) muaj.
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