Lubricant Additives - Ashless Dispersants Series:PIB Poly-Succinimide is thesiab tshaj - qib kev ua haujlwmnyob rau hauv Sinolook's dispersant range - ntau PIBSA units ib polyamine chains tsim peb los yog ntau tshaj succinimide nplhaib kaw, xa cov ntsiab lus nitrogen siab tshaj (N 2.0–6.0%) thiab ntau tshaj plaws ntawm polar adsorption sites ib molecule nyob rau hauv tag nrho cov series. Peak soot- tuav lub peev xwm thiab siab tshaj plaws dispersancy efficiency ib kg ntawm additive. Zoo li txhua qib:xoom tshauv, xoom sulfur, xoom phosphorus. Rau cov neeg tsim khoom uas xav tau kev ua kom muaj zog ntau tshaj plaws - hnyav -lub luag haujlwm EGR diesel, aviation turbine roj, hnyav marine, thiab ultra-ntev- tshem tawm cov khoom siv hluav taws xob zoo. Sinolook Suppliers: PIB Mono-Succinimide · PIB Bis-Succinimide ·PIB Poly-Succinimide· Borated PIBSI · Borated Bis-Succinimide · Boron-Phosphated Bis-Succinimide · Tsawg Viscosity Dispersant.
Lubricant Additive · Ashless Dispersant · Multi-Succinimide · Siab tshaj N% · Zero Ash · HDEO EGR · Aviation · Marine · Ntev -Drain Premium
PIB Poly-Succinimide
Polyisobutylene Poly-Succinimide / N 2.0–6.0 wt% / PIB MW 900–2300 / Maximum-Activity Ashless Dispersant · Severe-Duty HDEO · Aviation Turbine · Marine TPEO · Industrial
| Chemical Class | Polyisobutylene poly-succinimide - ntau yam imidation khoom: peb los yog ntau tshaj PIBSA units react raws ib tug txuas ntxiv polyamine saw los yog cross- txuas polyamine network, tsim peb los yog ntau tshaj tsib- koom nrog succinimide nplhaib kaw; structure: [PIB–succinimide]ₙ–polyamine–[succinimide–PIB]ₘ (n+m>=3); ntau PIB tails muab roj solubility; ntau succinimide rings + sab hauv -NH saw segments muab siab tshaj plaws polar adsorption ceev; ntxhia roj diluent 5-20%; Tsis muaj hlau / NO sulfur / NO phosphorus |
| Daim ntawv qauv | H₃C–(CH₂ₙ)–CH₂–CH₂–C(=O)–N– rov qab chav qhia nyob rau hauv daim duab: txhua PIB sab saw (H₃C–CH₂ₙ–) txuas los ntawm ib tug succinimide carbonyl (–CH₂–C(=O)– aminebone; ntau yam xws li ib lub molecule tsim ib tug zuag -zoo li los yog lub hnub qub-zoo li architecture nrog siab hauv zos polar pawg ntom ntom - maximizing qhov tshwm sim ntawm ib txhij adsorption mus rau ntau qhov chaw ntawm ib tug soot particle |
| Nitrogen ntsiab lus | 2.0 ~ 6.0 hli(ASTM D5291 / D3228; siab tshaj N% hauv Sinolook dispersant series; ntau lub nplhaib -N + sab hauv -NH saw nitrogen; lees paub ntawm COA ib qib) |
| ★ Defining Properties | ★ Siab tshaj N% hauv series - max dispersancy ib kg Multiple PIB tails - multi-point soot anchoring Qhov siab tshaj plaws - tuav lub peev xwm ntawm kev kho mob tsawg |
| GHS Hazards | Combustible kua FP Ntau dua los yog sib npaug rau 190 degree H315 / H319 tawv nqaij / qhov muag khaus |
PIB Poly-Succinimide yog dab tsi?
PIB Poly-Succinimidesawv cev rau lub apex ntawm succinimide dispersant architecture - txav dhau ntawm ib qho - taub hau mono-succinimide thiab ob npaug - taub hau bis-succinimide rau ibmulti- taub hau zuag lossis lub hnub qub polymerqhov twg peb lossis ntau dua PIBSA units raug grafted mus rau ib qho txuas ntxiv polyamine saw lossis branched polyamine network. Txhua qhov chaw graft tsim ib lub nplhaib succinimide kaw, thiab cov ntu polyamine ntawm cov ntsiab lus graft khaws lawv cov pab pawg sab hauv -NH raws li qhov chaw muaj kev cuam tshuam ntxiv. Qhov tshwm sim yog qhovCov ntsiab lus nitrogen siab tshaj plaws rau ib chav tsev loj (2.0-6.0 wt%)thiab qhov ceev tshaj plaws ntawm cov polar adsorption pawg ntawm txhua yam succinimide dispersant hom - txhais ncaj qha mus rau qhov siab tshaj plaws dispersancy efficiency ib kilogram ntawm additive kho nyob rau hauv cov roj tiav.
Lub multi-point architecture ntawm poly-succinimide ua rau muaj qhov sib txawv adsorption mechanism piv rau mono- los yog bis-succinimide: es tsis yog txhua lub molecule adsorbing mus rau cov hmoov av ntawm ib los yog ob tug polar contacts (raws li nyob rau hauv mono/bis), cov polyous emulecide{4}ntau cov polar contacts ntawm ib qho chaw soot- wrapping ib ncig ntawm qhov chaw soot hauv chelate-zoo li zam (analogous rau qhov zoo ntawm thermodynamic zoo ntawm ntau-dentate chelation hauv kev sib koom ua ke chemistry). Qhov no multi-point anchoring yog enthalpically muaj zog ntau dua li ib qho - taw tes adsorption thiab tsis tshua muaj kev cuam tshuam rau kev sib tw los ntawm lwm yam roj, kom ntseeg tau tias muaj kev cuam tshuam zoo tshaj plaws ntawm cov kua qaub siab thiab nyob rau hauv thermal stress nyob rau hauv hnyav - daim ntawv thov.
| Khoom | Mono-Succinimide | Bis -Succinimide | Poly-Succinimide |
|---|---|---|---|
| Succinimide rings ib molecule | 1 | 2 | ★ 3+ |
| PIB tails per molecule | 1 | 2 | ★ 3+ |
| Cov ntsiab lus nitrogen | 0.8–2.5% | 1.5–3.5% | ★ 2.0–6.0% |
| Viscosity @ 100 degree | 100-500 hli | 100-600 Nws | 200-1000 cSt (siab tshaj) |
| Flash point | Ntau dua lossis sib npaug li 180 degree | Ntau dua lossis sib npaug li 180 degree | Ntau dua lossis sib npaug li 190℃(siab tshaj) |
| Soot adsorption mechanism | 1-point steric | 2-point steric | ★ Ntau-point chelate-zoo li qhwv |
| Dispersancy at high soot (>4%) | Tsim nyog | Zoo | ★ Zoo tshaj - hauv - series |
| Qhov zoo tshaj plaws ntawm kev kho tus nqi qis | Tsis muaj | Nruab nrab | ★ Yog - siab tshaj kev ua si/kg |
| Viscosity pab txhawb kev txhawj xeeb | Tsawg | Nruab nrab | ⚠ Siab - ceev faj SAE calc xav tau |
| Ash / S / P | 0 / 0 / 0 | 0 / 0 / 0 | 0 / 0 / 0 |
Formulation kev taw qhia:Lub poly-succinimide ntau dua dispersancy- ib -kg txhais tau hais tias qhov kev ua tau zoo sib xws tuaj yeem ua tiav ntawm tus nqi kho mob qis dua li mono lossis bis - ib feem them rau nws cov viscosity siab dua rau ib chav tsev qhov hnyav. Hauv kev xyaum, 3 wt% kev kho mob siab ntawm -N poly- succinimide (N 4.0%) tuaj yeem xa qhov sib npaug los yog zoo dua dispersancy mus rau 7 wt% ntawm tus qauv mono-PIBSI (N 1.5%), thaum pab txo qis viscosity rau cov roj tiav. Qhov kev kho no- tus nqi ua kom zoo dua ua rau poly-succinimide tshwj xeeb tshaj yog txaus nyiam rau SAE 0W-20 / 0W-30 low-viscosity formulations uas tag nrho cov dispersant viscosity contribution yog ib qho tseem ceeb formulation txwv.
Technical Specification
| Qib | Yam N% | Kev kho tus nqi rau 0.10 wt% N | Viscosity Kev Pabcuam @ 100 degree | Net Assessment |
|---|---|---|---|---|
| Mono-PIBSI (std) | 1.5% | 6.7% wt | +13–20 cSt | Kev kho mob siab tshaj yuav tsum tau; siab kawg nkaus viscosity pab |
| Bis -Succinimide (std) | 2.0% | 5.0 wt% | +12–18 cSt | Zoo dua N efficiency; nruab nrab viscosity pab; zoo tag nrho tshuav |
| Poly-Succinimide (std) | 4.0% | 2.5 wt% yog ' | +5–10 cSt ★ | ★ Tus nqi kho qis tshaj plaws rau qhov sib npaug N xa khoom; qis tshaj viscosity pab txawm tias siab tshaj plaws viscosity; zoo tshaj plaws rau qib qis -viscosity SAE |
Nco tseg: Qhov kev suav no qhia txog kev kho- tus nqi ua kom zoo dua ntawm poly-succinimide. Nyob rau hauv kev xyaum, dispersancy kev ua tau zoo tsis zoo tag nrho linear nrog N% ib leeg (adsorption mechanism zoo kuj tseem ceeb), tab sis qhov ntau N- kev xa khoom efficiency yog qhov pib txhim khu kev qha rau kev tshuaj ntsuam xyuas. Lub poly-succinimide's multi-point chelate adsorption mechanism muab qhov zoo sib xws ntxiv tshaj qhov N% kom muaj nuj nqis.
| Parameter | Specification | Txoj Kev Xeem | Nco tseg |
|---|---|---|---|
| Qhov tshwm sim | Xim av mus rau tsaus xim av viscous kua | Pom kev | Tsaus thiab viscous ntau dua Mono / Bis; sov rau 50-70℃rau kev tuav thiab sib xyaw hauv txhua qhov kev nyab xeeb; tej zaum yuav tshwm sim semi-khoom ntawm qhov kub thiab txias |
| Nitrogen ntsiab lus | 2.0 ~ 6.0 hli | ASTM D5291 / D3228 / ASTM D5291 / TS | Siab tshaj N% nyob rau hauv dispersant series; qib- tshwj xeeb N% tau lees paub ntawm COA; phiaj N% rau koj daim ntawv thov yuav tsum tau teev nyob rau hauv kev txiav txim |
| PIB Molecular Weight | 900–2300 | GPC | PIB tail unit; tag nrho cov polymer MW ntau dua vim muaj ntau-tail qauv |
| Sulphated tshauv / S / P | 0 / ~ 0 / 0 wt% | ASTM D874 / D2622 / D4047 / ASTM D874 / D2622 / D4047 / TS | Tsis muaj hlau, tsis muaj qauv S lossis P - xoom SAPS pob nyiaj cuam tshuam ntawm tus nqi kho mob |
| Flash Point (COC) | Ntau dua lossis sib npaug li 190 degree | ASTM D 92 | Siab dua Mono/Bis series; ua tau raws li aviation turbine roj tuav cov cai; combustible kua |
| Kinematic Viscosity @ 100 degree | 200-1000 hli | ASTM D 445 3 | ⚠ Qhov siab tshaj plaws hauv koob - yuav tsum suav nrog cov roj viscosity tiav; qis kho tus nqi vs mono/bis ib feem them; siv ASTM D341 blending index rau qhov tseeb SAE qib kwv yees |
| Diluent Roj Cov ntsiab lus | 5-20 wt% | GC or TGA | Qib- nyob ntawm; ntau dua diluent nyob rau hauv qis dua -N qib los tswj viscosity rau blending; Qhia kom meej compatibility nrog tiav roj hauv paus Tshuag Group (I/II/III/IV) |
| Ntim | 200 kg nruas · 1000 L IBC · ISO tank | - | Khaws 0-45 degree; kaw; sov rau 50-70℃ua ntej sib tov - siab dua Mono/Bis; 18-hli txee lub neej; Cov qib viscosity siab tuaj yeem xav tau rhuab cia hauv cov huab cua txias |
Kev ua tau zoo Profile
Multi-Point Chelate Adsorption - Qhov siab tshaj plaws Soot Anchoring
The poly-succinimide's multi-point adsorption mechanism is thermodynamically superior to the mono- and bis-succinimide single- or double-contact mechanisms. When a dispersant molecule adsorbs onto a soot particle surface via a single polar contact (mono-succinimide), the binding energy is ΔG₁ - moderate, reversible, and susceptible to competitive displacement by other oil molecules or polar contaminants. With multiple simultaneous contacts (poly-succinimide, analogous to chelation in coordination chemistry), the net binding free energy is ΔGₙ ≪ ΔG₁ - exponentially stronger and far less susceptible to competitive displacement. In engine tests simulating severe soot accumulation (>4 wt% soot), poly-succinimide-raws li formulations tsis tu ncua ua kom muaj kev tuav pov hwm zoo tshaj plaws ntawm cov tshuaj dispersant cov kua qaub- ncua kev ua haujlwm ntawm qhov kawg- ntawm -kua - meej vim hais tias cov multi- taw tes rau thauj tog rau nkoj nyob rau hauv cov roj sib tw depsor.
Kho -Rate Efficiency rau Tsawg-Viscosity SAE Qib
Lub counterintuitive kom zoo dua ntawm poly-succinimide yog tias nws cov viscosity siab intrinsic (200–1000 cSt @ 100℃) tsis tas yuav yog ib tug formulation tsis zoo - vim hais tias tib dispersancy kev ua tau zoo yog tiav ntawm 2–4 wt% kho es tsis yog 5–8 wt% rau %6–19; mono-PIBSI. Hauv SAE 0W-20 PCMO formulations (kinematic viscosity target 6.9–9.3 cSt @ 100 degree), txhua qhov ntxiv cSt ntawm dispersant viscosity contributes tightens lub formulation txwv. Ntawm 2.5 wt% kho ntawm 500 cSt poly-succinimide vs 7 wt% kho ntawm 250 cSt mono-PIBSI: ob qho tib si ua rau kwv yees li qhov sib npaug ntawm cov viscosity rau cov roj tiav, tab sis poly-succinimide{ xa ntau dua viscos per sites unit{ kev koom tes - ua rau nws yog qib nyiam rau cov roj viscosity tsawg lub cav roj formulations uas tseem xav tau kev ua haujlwm siab dispersancy.
Aviation Turbine Roj - Kev Tiv Thaiv Varnish nyob rau hauv Thermal Stress
Gas turbine lubricants (MIL-PRF-23699, DEF STAN 91-101, AS 1241)) ua haujlwm ntawm cov kabmob thiab kaw qhov kub ntawm 150-250℃- zoo tshaj qhov thermal stress txwv ntawm mono{{10}3} dispersants{10}3} los yog bistants Lub poly-succinimide's siab dua MW polymer architecture thiab siab dua flash point (Ntau dua los yog sib npaug rau 190 degree) muab thermal stability zoo dua nyob rau hauv cov xwm txheej no. Nyob rau hauv aviation turbine roj formulations, poly-succinimide ntawm 1-3 wt% pab tiv thaiv cov kua roj vanish tsim nyob rau hauv phau ntawv xov xwm bearings, roj dav hlau, thiab lim ntsiab los ntawm dispersing lub ncov qaumteb qabte thermal degradation khoom ntawm ester puag roj uas yuav txwv tsis pub sib sau ua lacquer deposits - ib qho tseem ceeb muaj nuj nqi rau kev tswj hydraulic system cleanliability ntawm turbine thiab turbine. 2,000-4,000 teev.
Industrial Iav & Compressor Oils - Ntev - Kev Pabcuam Deposit Control
Hauv cov roj siv roj hnyav (ISO VG 320–1000) thiab rotary/reciprocating compressor roj nrog ntau- xyoo kev pabcuam, cov neeg tawg rog yuav tsum tswj hwm kev tswj hwm kev tso nyiaj ntau dua 4,000–8,000 teev ntawm thermal thiab oxidative stress - ntev tshaj li txhua lub cav roj ntws. Lub poly-succinimide's multi-point adsorption mechanism muab kev ua haujlwm ntev dua- kev pabcuam dispersancy khaws cia vim tias qhov muaj zog ntau-point anchoring tiv thaiv qhov kev sib tw maj mam hloov pauv uas ua rau qis dua mono- thiab bis-kev ua haujlwm ntev dua succinimide. Nyob rau hauv reciprocating cua compressor roj qhov twg carbonaceous deposits ntawm valve reeds thiab piston crowns muaj ib tug hluav taws/explosion txaus ntshai (ASTM D6186 piston deposit test), poly-succinimide ntawm 1–3 wt% muab cov qib siab tshaj plaws ntawm kev tso nyiaj tso nyiaj ntawm tag nrho cov succinimide dispersant hom, ncaj qha cuam tshuam rau compressor.
Daim Ntawv Thov & Daim Ntawv Qhia Qhia
1. Severe-Lub luag haujlwm HDEO - Siab-EGR & Ntev ntev heev-Drain
Rau siab heev -cov haujlwm HDEO daim ntawv thov - EGR tus nqi siab tshaj 25%, cov kua qaub nce mus txog 5–6 wt% los ntawm nruab nrab-kua dej, ultra-ntev ntws ncua sij hawm ntawm 80,000–100,000 km - lub dispersant muaj peev xwm qab nthab} 1 thiab biides yog {12} los yog tshaj. Poly-succinimide muab qhov siab tshaj plaws soot- tuav lub peev xwm xav tau rau cov ntawv thov no, tshwj xeeb tshaj yog thaum siv los ua kev sib xyaw ua ke- hauv kev txhawb nqa (1–3 wt% poly-succinimide) ntxiv rau cov txheej txheem mono / bis dispersant pob kom txuas ntxiv cov qauv kev sib txawv ntawm lub hom phiaj AE viscosity grade.
2. Tsawg-Viscosity PCMO - SAE 0W-16 / 0W-20 Qhov siab tshaj plaws Dispersancy
Nyob rau hauv SAE 0W-16 thiab 0W-20 PCMO formulations rau niaj hnub turbocharged GDI xyaw (API SP, ILSAC GF-}6A/B), lub qhov rais kaw ntom nti kinematic viscosity (5.6–7.1 cSt rau 0W{{22.3.9–St. 0W-20 @ 100 degree) txwv tsis pub muaj cov kab mob sib kis. Poly-succinimide's superior N-xa khoom efficiency ib chav tsev ntawm viscosity contribution ua rau nws nyiam dispersant rau cov formulations - ua tau raws li qhov yuav tsum tau ASTM Sequence VH sludge thiab VIH deposit ratings ntawm 2-3 wt% kho es 6-8 wt% ntawm mono-PIBSI, siv nyob deb npaum li cas ntawm pob nyiaj siv. Qhov no khaws cia lub qhov rais viscosity rau qis-viscosity Group III / IV lub hauv paus roj xaiv uas yog qhov tseem ceeb rau kev ua haujlwm ntawm roj (ASTM Sequence VIII roj kev lag luam).
3. Aviation Turbine Roj & Aerospace Hydraulic Fluid
Aviation turbine roj raws li cov roj polyol ester lossis cov roj hauv cov roj hauv cov roj ua haujlwm nyob rau hauv cov huab cua kub heev (cov kabmob kub 200-250 degree, cov dej kub ntawm 150-180 degree) uas xav tau cov dispersant nrog superior thermal stability thiab siab flash point. PIB Poly-Succinimide's FP Ntau dua lossis sib npaug li 190℃thiab siab -MW polymer architecture muab cov thermal durability zoo dua qis dua -MW Mono/Bis dispersants nyob rau hauv cov xwm txheej no. Ntawm 1–3 wt% kho nyob rau hauv ester base roj formulation, poly-succinimide tiv thaiv cov kua roj vanish tsim thiab tswj cov lim huv huv tshaj li 2,000–4,000 teev turbine kev pab cuam ncua sij hawm ntawm overhals - ib qho tseem ceeb muaj nuj nqi rau kev tswj roj system thiab hydraulic system huv si nyob rau hauv kev lag luam thiab tub rog aviation.
4. Heavy Industrial & Marine - Ntev ntev - Kev Pabcuam Deposit Control
Hauv kev lag luam iav roj nrog 3-5 xyoo kev pab cuam lub sijhawm (DIN 51517 CLP, AGMA 9005), cov roj compressor nrog 4,000-8,000 teev hloov lub sijhawm, thiab cov roj hauv hiav txwv piston cav roj (BN 25-40) kev khiav hauj lwm ntawm VLSFO ntawm high soot loading, polysac 4% ntawm polysacid 1-2% ntev-kev pab cuam tso nyiaj tswj kev ua tau zoo uas mono- thiab bis{15}}succinimide tsis tuaj yeem txhawb nqa lub sijhawm txuas ntxiv. Lub multi-point adsorption mechanism qhov kev tiv thaiv zoo tshaj plaws rau kev sib tw hloov chaw kom ntseeg tau tias muaj peev xwm dispersancy tau khaws cia thoob plaws lub sijhawm ua haujlwm ntev - tiv thaiv cov kua roj vanish ntau zuj zus uas yog thawj qhov ua rau muaj kev lag luam gearbox, compressor valve, thiab marine cav tivthaiv tsis ua haujlwm ntawm kev npaj tu ncua sijhawm.
Additive Compatibility & Blending Sau ntawv
| Co-Ntxiv | Kev sib haum xeeb | Formulation Note |
|---|---|---|
| Mono-PIBSI + Bis{2}}Succinimide blend | ★ Txuj ntau-qib sib xyaw | Poly-succinimide feem ntau yog siv los ua kev ua tau zoo-booster ntxiv (1–3 wt%) rau ib pob Mono/Bis dispersant uas twb muaj lawm es tsis yog hloov. Kev sib xyaw ua ke tau txais qhov zoo tshaj plaws ntawm tag nrho peb: Mono's Sequence VH sludge kev ua tau zoo + Bis's shear stability + Poly qhov siab tshaj plaws N xa thiab ntau - taw tes anchoring. Dawb blendable nyob rau hauv txhua qhov sib piv. |
| Ca Sulfonate + Ca Salicylate Detergent Pob | ★ Complementary | Ib qho kev sib txuas ntxiv zoo ib yam li txhua tus succinimide dispersants nrog cov tshuaj ntxuav tes. Poly-succinimide pab txhawb 0 S/A, 0 S, 0 P. Qhov txo qis ntawm poly-succinimide vs mono/bis txhais tau hais tias cov tshuaj ntxuav tes muaj pes tsawg leeg thiab cov ntim tsis hloov pauv - tsuas yog cov ntsiab lus tawm mus thiab nws cov viscosity pab sib txawv. |
| Polyol Ester / PAO Group IV/V Base Oils | ● Zoo heev | Poly-succinimide tau ua tiav nrog PAO thiab polyol ester cov roj siv hauv cov roj aviation turbine thiab cov roj hluavtaws zoo tshaj plaws. Cov roj diluent (Group I/II, 5–20 wt%) nyob rau hauv lub poly-succinimide yuav tsum tau paub tseeb tias tau sib xws nrog lub hom phiaj hauv paus Tshuag - Pawg IV/V hauv paus tej zaum yuav xav tau Pawg III lossis PAO- sib xws diluent variant. Paub meej thaum xaj. |
| ZDDP + Aminic / Phenolic AO | ● Zoo heev | Tsis paub antagonism nrog ZDDP, DBPC, lossis aminic AO systems. Cov poly-succinimide siab-N qauv tsis cuam tshuam nrog ZDDP tribofilm tsim. Nco tseg: cov ntsiab lus N siab (2–6%) ntawm poly-succinimide pab txhawb me ntsis N rau cov qauv - ntsuam xyuas TBN ntxiv pab rau hauv cov qauv nrog nruj TBN pob nyiaj siv. |
Cov lus nug nquag
Q: Puas yog PIB Poly-Succinimide ib txwm yog qhov kev xaiv zoo tshaj yog tias kuv xav tau ntau tshaj qhov sib txawv?
Tsis tas li - "zoo tshaj" nyob ntawm seb qhov kev txwv tswj hwm koj cov qauv. Poly-succinimide yog qhov kev xaiv zoo tshaj plaws thaum: (a) N cov ntsiab lus ntawm ib chav tsev viscosity kev koom tes yog qhov kev sib khi (tsawg- viscosity SAE qib, nruj cov roj viscosity qhov rais); (b) soot concentration yuav ntau tshaj 4 wt% (siab-EGR HDEO, ntev heev-drain); (c) yuav tsum tau ua haujlwm ntev heev (kev lag luam iav, aviation); (d) ntau-point adsorption zog yog xav tau (kev ntxhov siab heev thermal, muaj kev sib tw muaj peev xwm hloov chaw). Txawm li cas los xij, poly-succinimide tsis yog qhov kev xaiv zoo tshaj plaws thaum: (a) kev txo nqi qis yog thawj tus neeg tsav tsheb (poly-succinimide kim dua ib kg dua li mono/bis); (b) Sequence VH sludge rating is the dominant performance test (mono-PIBSI's free terminal –NH₂ is marginally better for this test); (c) tus qauv PCMO nrog cov kev xav tau sib txawv me ntsis qhov twg mono lossis bis ntawm tus qauv kho tau zoo txaus. Hauv kev xyaum, kev siv ntau tshaj plaws ntawm poly-succinimide yog raws li 1–3 wt% kev ua tau zoo- txhawb nqa ntxiv rau cov qauv mono / bis pob rau cov ntawv thov uas dhau ntawm cov txheej txheem pob cov kev txwv.
Q: Kuv yuav ua li cas thiaj daws tau PIB Poly-Succinimide hauv cov nroj tsuag uas muab nws cov viscosity siab (200–1000 cSt)?
PIB Poly-Succinimide yuav tsum tau ua tib zoo tuav ntau dua qib Mono/Bis: (1) Ua ntej- cov nruas kub los yog IBC tso tsheb hlau luam rau 50-70℃siv chav coil cua sov lossis lub nruas qhov cub ua ntej sim twj tso kua mis - tsis pub tshaj 90℃kom tsis txhob muaj peev xwm N- pab pawg degradation; chav cua kub tsawg dua lossis sib npaug li 80℃yog nyiam; (2) Siv cov twj tso kua mis los yog cov twj tso kua mis nce siab rau siab -viscosity polymers - centrifugal twj tsis haum; (3) Tag nrho cov kab hloov pauv yuav tsum tau ua raws -rhaub (50-60 degree) txhawm rau tiv thaiv kom muaj viscosity nce thaum hloov chaw; (4) Rau kev sib xyaw, ntxiv cov poly-succinimide thaum ntxov hauv kev sib xyaw ua ke thaum cov roj hauv paus twb nyob ntawm qhov kub thiab txias (50-60 degree) thiab siv siab -shear mixing - siab -N compound blends zoo thaum lub viscosity tswj; (5) Ntsuas thiab txheeb xyuas qhov viscosity ntawm kev sib xyaw ua ke ua ntej ntsuas ntsuas - nce, siv ASTM D341 blending index method. Cia: hauv cov huab cua txias (<10°C), maintain drum/IBC temperatures above 15°C to prevent congealing of the high-MW polymer fraction.
Q: Puas yog 5–20% diluent roj cov ntsiab lus hauv PIB Poly-Succinimide cuam tshuam rau kev suav cov qauv?
Yog - cov ntsiab lus roj diluent yuav tsum suav nrog peb txoj hauv kev: (1)N% raws li -tau txais:N% ntawm COA yog ntsuas ntawm tag nrho cov khoom suav nrog diluent - cov active dispersant N% ntawm ib tug diluent-dawb hauv paus yog N% × (100/(100 - diluent%)). Rau ib yam khoom nrog N%=4.0% thiab diluent=20%, qhov nquag-pab N% ≈ 5.0%. Sinolook ceeb toom N% raws li{10}} tau txais lub hauv paus, uas yog tus lej raug siv los kho- tus nqi suav hauv cov qauv roj tiav; (2)Base roj pab:cov roj diluent (feem ntau yog pab pawg I / II) pab txhawb cov roj hauv paus sib xyaw viscosity thiab tuaj yeem cuam tshuam rau Pawg III / IV lub hauv paus Tshuag sib xyaw yog tias cov roj tiav yog cov hwm PAO lossis ester hluavtaws; qhia meej hom diluent thaum xaj yog tias qhov no tseem ceeb rau koj cov qauv; (3)Kev ntsuas viscosity:suav nrog tag nrho raws li - tau txais cov khoom viscosity (200–1000 cSt) hauv ASTM D341 blending xam - cov diluent twb suav nrog hauv cov khoom ntsuas viscosity. Tsis txhob sim kho rau diluent cais.
Technical & Regulatory References
D5291 / D3228 (N cov ntsiab lus) · D874 (S/A=0) · D2622 (S ~ 0) · D4047 (P=0) · D445 (viscosity - 200-1000 cSt) · D92 (FP Ntau dua los yog sib npaug rau 190℃viscosity) · viscosity D7843 (blotter soot) · Mack T-12/T-13 · Volvo T-13 · ASTM Sequence VH / VIH · ASTM IIIGH · D6186 (PDSC piston deposit) · CEC L-45 (shear stability)
API SP / SN+ · API CK-4 / FA-4 · ACEA A3/B4 · C1/C3/C5 · E6/E9 · ILSAC GF-6A/B ·MIL-PRF-23699 Hom II/III (aviation turbine oil)· DEF STAN 91-101 · AS 1241 · VW 504.00/507.00 · BMW LL-04 · DIN 51517 CLP (industrial gear) · AGMA 9005 · ISO 6743-4 (HM/HV hydraulic) · ISO 6743-3D (compression)
REACH sau npe · TSCA cov ntawv teev npe · Tsis muaj SVHC lub npe · Xoom tshauv/S/P - tsis muaj SAPS pob nyiaj cuam tshuam · DPF/GPF/SCR siab tshaj · Aviation roj system tau tshaj (tsis muaj cov ntsiab lus hlau) · GHS SDS muaj
PIB Mono-Succinimide (PIBSI) · PIB Bis-Succinimide ·PIB Poly-Succinimide ✅ · Borated PIB Succinimide (Next)· Borated PIB Bis-Succinimide · Boron-Phosphated PIB Bis-Succinimide · Low Viscosity Dispersant
PIB Poly-Succinimide · N 2.0–6.0% · PIB MW 900–2300 · Zero Ash · Maximum Dispersancy · FP>=190℃· COA / TDS / SDS
Thov Tus Nqi, TDS & Qauv Qauv
Specify target N% (2.0–6.0 wt%), PIB MW range, diluent base stock requirement (Group I/II/III compatible), application (severe-duty HDEO · low-viscosity PCMO · aviation turbine · industrial gear/compressor · marine TPEO), volume, and destination port. Tag nrho COA, TDS, thiab SDS hauv 12 teev. Cov qauv tsim nyog (1-5 kg) ntawm tus nqi nominal. Sinolook muab tag nrho peb qib rau kev sib xyaw kom zoo.
Ashless Dispersants:PIB ✅ · Bis -Succinimide ✅ · Poly-Succinimide ✅ · Borated PIBSI (tom ntej)· Borated Bis-Succinimide · Boron-Phosphated Bis-Succinimide · Tsawg Viscosity Dispersant
Cim npe nrov: pib poly-succinimide, China pib poly-succinimide manufacturers, lwm tus neeg
