Polyethylene waxyog ib yam khoom siv tshuaj, uas cov xim ntawm polyethylene wax yog dawb me me hlaws / flakes, uas yog tsim los ntawm ethylene polymerized roj hmab ua tus neeg sawv cev.Nws muaj cov yam ntxwv ntawm lub siab melting point, siab hardness, siab gloss thiab xim dawb-dawb.Nws tuaj yeem yaj ntawm 104-130 ℃ lossis yaj hauv cov kuab tshuaj thiab cov resin ntawm qhov kub thiab txias, tab sis nws tseem yuav tuaj yeem ua kom txias thaum txias.Nws cov nag lossis daus zoo yog cuam tshuam nrog qhov txias txias: coarser hais (5-10um) tau los ntawm kev ua kom txias qeeb, thiab cov khoom zoo (1.5-3um) yog precipitated los ntawm cua txias sai, nyob rau hauv cov txheej txheem txheej txheem ntawm hmoov txheej, thaum zaj duab xis. txias txias,pe wax precipitates los ntawm txheej txheej los tsim cov khoom zoo, uas ntab rau saum npoo ntawm zaj duab xis thiab tuaj yeem ua lub luag haujlwm ntawm kev ntxhib los mos, extinction, smoothness thiab khawb kuj.Ntau yam qauv tuaj yeem tau txais los ntawm kev xaiv micro hmoov ciab thiab txheej txheej zoo.
1. Cov nyhuv ntawm polyethylene wax:
(1) Kev ntxhib los mos thiab kev ploj tuag: thaum cov zaj duab xis txheej yog txias, polyethylene wax precipitates los ntawm txheej thiab tsiv mus rau saum npoo ntawm txheej zaj duab xis los tsim cov qauv thiab extinction nyhuv;Hauv cov hmoov txheej, cov wax sib txawv txo qhov gloss txawv.Waxes tuaj yeem xaiv raws li qhov xav tau gloss.Qhov sib ntxiv ntawm polyethylene wax yog 1%, 60, thiab gloss yog txo los ntawm 5-15.
(2) Scratch kuj, hnav tsis kam, polishing kuj thiab engraving kuj: polyethylene wax nrog micro nyees khawm muaj nyob rau ntawm txheej txheej nyob rau hauv daim ntawv ntawm dispersed hais.Txo cov kev sib txhuam coefficient ntawm cov txheej, yog li ntawd thaum cov khoom sib tsoo nrog cov txheej txheej, cov zawv zawg nyiam ntau dua li qhov kev nyiam kos, txo qhov nyiam ntawm polishing vim kev sib txhuam, thiab tswj kom tsis muaj gloss durability.Qhov sib ntxiv ntawm 0.5-1% tuaj yeem txo qhov kev sib txhuam coefficient ntawm cov yeeb yaj kiab los ntawm 0.35 txog 0.25.Thaum lwm yam khoom hu rau cov khoom coated, lawv qee zaum tawm cov cim dub ntawm zaj duab xis.Ntxiv polyethylene wax rau zaj duab xis tuaj yeem txo qhov kev nyiam no lossis ua rau cov qhab nia yooj yim los so.
(3) Cov nyhuv ntawm pigment dispersion: polyethylene wax txhim khu cov ntub dej thiab dispersion ntawm pigment aggregates thiab txhim kho cov xim muaj zog ntawm pigments.Qhov sib ntxiv ntawm 0.5-3% tuaj yeem ua kom cov xim xim muaj zog los ntawm 10-30%,
(4) Cov txiaj ntsig ntawm extrusion yield: polyethylene wax txo cov ntsia hlau torque, thiab ntxiv 1% tuaj yeem nce extruder tawm los ntawm 5-25%.
(5) Smoothness thiab kev ntxhib los mos: polyethylene wax muab cov duab zoo nkauj zoo nkauj.
(6) Waterproof: waxy zaj duab xis muaj zoo hydrophobicity.
(7) Substrate wetting: polyethylene wax yog precipitated los ntawm zaj duab xis, uas yuav pab tau kom tso cov pa roj adsorbed ntawm lub ntxeem tau substrate.
2. Kev siv tshuaj thiab ntxiv txoj kev: qhov dav dav ntawm polyethylene wax yog 1-3%, uas feem ntau yog ntxiv ua ntej extrusion;Nws tuaj yeem muab ntxiv ua ntej thiab tom qab extrusion, thiab cov txiaj ntsig zoo tuaj yeem ua tiav thaum tus nqi ntxiv yog tsawg dua 1%.
3. Ntau yam
(1) Tsawg molecular hnyav polyethylene homopolymer wax muaj txiaj ntsig zoo thiab muaj txiaj ntsig zoo;
(2) acyl modified wax ua rau muaj kev tsis sib haum xeeb thiab tsis meej pem hauv cov txheej txheem txheej.Nyob rau hauv lub kub-melt lub xeev, lub viscosity thiab nto nro ntawm lub system txo sharply thiab wax puag migrates mus rau txheej txheej.Yog li ntawd, ib tug tuab txheej zaj duab xis yog tsim nyob rau saum npoo ntawm txheej tom qab kho, ua rau poob ntawm gloss.Muaj feem xyuam tsuas yog epoxy resin hmoov txheej.
(3) Polyoxyethylene hloov polyethylene wax muaj kev sib txhuam zoo, kev khawb siab, smoothness thiab kev ntxhib los mos.Cov hmoov siv quav ciab muaj Teflon wax.Vim tias nws tsis tuaj yeem yaj, nws tseem ceeb ntawm qhov chaw nrog ib qho me me, ua thawj kab ntawm kev tiv thaiv kev hnav thiab ua rau lub sijhawm hnav-tiv taus los ntawm qhov chaw.Thaum cov yeeb yaj kiab txias, polyethylene wax precipitates los ntawm cov kua txheej los tsim cov khoom zoo, uas ntab rau ntawm zaj duab xis nto, ua si lub luag haujlwm ntawm smoothness thiab khawb tsis kam, ua kab thib ob ntawm kev tiv thaiv kev hnav.Qhov zoo tshaj plaws ua ke ntawm Teflon thiab polyethylene, Ob leeg muaj qhov zoo ntawm ob hom wax hmoov, thiab cov nyhuv hardening yog qhov zoo tshaj plaws.
Qingdao Sainuo Chemical Co., Ltd.Peb yog cov chaw tsim khoom rau PE ciab, PP ciab, OPE ciab, EVA ciab, PEMA, EBS, Zinc / Calcium Stearate ....Peb cov khoom tau dhau REACH, ROHS, PAHS, FDA kuaj.Sainuo so assured ciab, txais tos koj nug!
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Post lub sij hawm: Nov-22-2021