Magnesium hydroxide sawv tawm raws li cov nplaim hluav taws kub retardant additive vim nws muaj kev nyab xeeb tshwj xeeb nrog rau ib puag ncig lub luag haujlwm.Hloov kho Magnesium hydroxide(MMH) muab cov thermal decomposition stability zoo tshaj - ua kom ib puag ncig 340℃piv rau aluminium hydroxide's 200℃-ua kom muaj kev nyab xeeb ntawm engineering plastics ntawm qhov kub siab. Cov halogen no - cov tshuaj dawb tso tawm tsuas yog dej vapor thaum lub sij hawm combustion, tshem tawm cov pa roj carbon monoxide uas ua rau muaj kev phom sij rau kev ua haujlwm thiab kev ncaj ncees ntawm cov khoom. Nrog rau kev tswj cov particle morphology txhim kho polymer dispersion thiab mechanical zog, MMH hais txog cov ntsiab lus tseem ceeb ntawm kev yuav khoom: zoo ib yam batch zoo, txhim khu kev qha khoom chains, thiab cov nqi sib tw yam tsis muaj kev cuam tshuam cov qauv kev ua tau zoo.
Taw qhia
Cov cai tswj kev nyab xeeb hluav taws tau nruj dua thoob plaws ntiaj teb, uas ua rau muaj kev kub ntxhov ntau rau cov tuam txhab siv cov cuab yeej hluav taws xob tshiab. Nws yog ib qho nyuaj rau cov thawj tswj hwm thiab cov kws tshaj lij hauv kev lag luam xws li ua cov cables, yas rau tsheb, cov khoom siv hauv tsev, thiab cov khoom siv computer kom pom qhov sib npaug ntawm cov qauv tiv thaiv hluav taws, kev ua raws li ib puag ncig, thiab tus nqi- ua tau zoo. Ib txwm siv hluav taws xob halogenated nplaim taws ua haujlwm, tab sis thaum lawv hlawv, lawv tso cov tshuaj hydrogen chloride thiab dioxins uas tsis zoo rau koj kev noj qab haus huv thiab ua rau cov khoom siv xeb.
Hloov kho Magnesium Hydroxide hloov los ua cov lus teb rau tag nrho cov teeb meem no. Phau ntawv qhia no qhia koj txhua yam koj xav paub txog vim li cas MMH yog qhov kev xaiv zoo tshaj plaws rau cov lag luam uas xav tau kev ntseeg siab, ntev - nplaim taws retardancy. Peb saib ntawm cov yam ntxwv, cov txiaj ntsig piv rau lwm tus, cov ntaub ntawv pov thawj ib puag ncig, kev yuav khoom, thiab kev siv tiag tiag - lub neej uas qhia tias muaj nuj nqis. Yog tias koj yog tus saib xyuas kev nrhiav qis - pa taws halogen- cov xaim dawb, nplaim hluav taws - cov khoom siv hluav taws xob tsis zoo, lossis cov vaj huam sib luag sib xyaw, paub tias MMH ua haujlwm li cas yuav pab koj txiav txim siab yuav khoom zoo dua uas tiv thaiv cov khoom zoo thiab cov saw hlau ruaj khov.
Nkag siab Hloov Kho Magnesium Hydroxide thiab Nws Cov Khoom
Chemical Structure thiab Modification Process
Nyob rau hauv nws daim ntawv ntshiab, magnesium hydroxide yog ib qho inorganic compound nrog cov mis Mg (OH) ₂. Cov thev naus laus zis kho deg, xws li silane coupling agents, titanate coupling agents, lossis fatty acid coatings, hloov cov khoom siv no thaum lub sij hawm hloov kho cov txheej txheem los tsim.Hloov kho Magnesium hydroxide. These changes to the surface completely change how particles interact with polymer matrices, making them more compatible and dispersed in ways that regular magnesium hydroxide can't. Chemical Magnesium Hydroxide is a very pure substance that is made in a lab. It is >99% ntshiab ua tsaug rau cov txheej txheem nag lossis daus uas tsim cov qauv hexagonal siv lead ua uas xav tau rau kev ua haujlwm zoo ib yam.
Thermal Decomposition Mechanism
Endothermic decomposition yog dab tsi ua rau MMH ua haujlwm raws li cov nplaim hluav taws. Thaum cov khoom raug kub siab tshaj 340 degree, nws yuav siv sij hawm ntau lub zog kub thiab tawg mus rau hauv magnesium oxide thiab dej vapor. Qhov txheej txheem dual no ua rau thaj tsam ntawm qhov kub hnyiab thiab dilutes gasses uas tuaj yeem ntes hluav taws, txwv tsis pub cov nplaim taws los ntawm kev sib kis. Tsis zoo li Aluminium Trihydrate (ATH), uas tawg nyob ib ncig ntawm 200 degree, MMH muaj qhov pib decomposition ntau dua, uas ua rau nws tuaj yeem ua cov khoom siv hluav taws xob xws li polypropylene, polyamide, thiab ABS uas xav tau extrusion kub ntawm 220℃thiab 280 degree. Qhov no yog ib qho txiaj ntsig loj uas ua rau kev tsim khoom ua tau.
Particle Morphology thiab Surface yam ntxwv
Cov txheej txheem tsim khoom niaj hnub no tsim cov qib MMH nrog kev tswj qhov ntau thiab tsawg, tsom rau D50 qhov tseem ceeb ntawm 1.5 thiab 5 microns, txawm tias qhov no tuaj yeem hloov pauv raws li qhov xav tau ntawm daim ntawv thov. Mineral-raws li kev hloov pauv xws li MH-62A1 nrog D50 qhov tseem ceeb hauv qab 2 microns tam sim no ua tau ua tsaug rau kev nce qib hauv thev naus laus zis. Cov variants no muaj cov cuab yeej zoo dua qub vim tias lawv yooj yim tawg. Qhov kev hloov mus rau saum npoo ua rau nws hydrophobic, uas txhais tau tias nws tsis nqus dej yooj yim. Qhov no ua rau cov khoom siv los ntawm clumping ua ke thaum nws tau muab khaws cia thiab ua kom nws pub sib npaug thaum sib xyaw ua ke. Cov khoom zoo ntawm lub cev no ncaj qha ua rau kev ua haujlwm zoo dua thiab cov khoom zoo dua thaum kawg.
Cov txiaj ntsig ntawm Modified Magnesium Hydroxide Over Traditional Flame Retardants
Txhawm rau xaiv cov nplaim hluav taws zoo tshaj plaws, koj yuav tsum saib ntau yam kev ua tau zoo sib txawv uas muaj kev cuam tshuam ncaj qha rau cov khoom tsim tau zoo npaum li cas thiab nws muag zoo li cas. MMH muaj cov txiaj ntsig meej hauv txhua qhov ntawm cov kev tshuaj xyuas tseem ceeb no.
Superior Thermal Stability rau siab -Tsev ua haujlwm
Kub siv rau kev ua yog ib qho kev txwv thaum ua cov nplaim hluav taws- cov tshuaj tiv thaiv retardant. Vim tias nws tsis tuaj yeem ua tiav hauv qab 200 degree, aluminium hydroxide tsis tuaj yeem siv nrog ntau yam engineering thermoplastics. Txog li 340 degree, MMH khaws nws cov duab, uas tsim nyog rau cov txheej txheem ua haujlwm rau polypropylene cable rwb thaiv tsev, nylon connectors, thiab ABS khoom vaj tse. Qhov kev ua haujlwm dav dua no txhais tau hais tias koj tsis tas yuav hloov pauv kim rau kev tsim los yog yuav cov khoom siv kub qis qis dua.
Txo cov pa luam yeeb ntom ntom thiab cov pa phem
Thaum MMH kub hnyiab, nws tsuas yog tso tawm cov dej vapor thiab magnesium oxide, uas yog ob qho tib si nyab xeeb thiab tsis yog - cov tshuaj corrosive. Kev sib piv cov pa luam yeeb hauv chav kuaj pom tau hais tias cov kev xaiv halogenated muaj 40-60% qis dua cov pa luam yeeb, uas ua rau nws yooj yim pom thaum muaj xwm txheej ceev thiab tiv thaiv cov khoom siv. Qhov kev ua tau zoo no tseem ceeb heev rau cov tuam txhab uas ua kom tsawg - pa taws halogen- cov kab hluav taws xob dawb uas siv rau hauv cov chaw khaws ntaub ntawv, kev thauj mus los, thiab kev siv dej hiav txwv uas yuav tsum tau ua raws li cov qauv kev ua tau zoo vim yog cov pa luam yeeb cov cai. Vim tias tsis muaj tshuaj lom hydrogen halides, rhiab electronics thiab cov qauv hlau tsis tawg sai li sai tau.
Txhim kho Mechanical Properties hauv Polymer Composites
Nto- hloov kho cov qauv zoo liHloov kho Magnesium hydroxidehaum yooj yim rau hauv polymer matrices thiab khaws lawv lub zog tensile thiab cuam tshuam tsis kam ntawm qhov hnyav ntawm 50 mus rau 65%. Cov neeg tsim khoom ntawm qhov chaw pib tau pom tias MMH-formulated polypropylene khaws 85-90% ntawm nws cov khoom qub, piv rau 70-75% khaws cia nrog cov khoom ntim uas tsis tau hloov pauv. Qhov no tswj kev ua tau zoo kom tsis txhob muaj cov khoom siv ntxiv dag zog ntxiv kom ntau li ntau tau. Qhov no ua rau cov zaub mov yooj yim dua thiab ua rau tus nqi ntawm cov khoom siv raw. MMH muaj kev cuam tshuam me ntsis ntawm elasticity, uas yog qhov zoo rau kev siv cov roj hmab sib xyaw thiab tshwj xeeb tshaj yog rau cov xaim thiab cable tsho uas yuav tsum tau muaj peev xwm tiv taus rov qab khoov mus.
Tus nqi -Kev ua tau zoo thoob plaws Cov Khoom Muag Khoom
Txawm hais tias cov khoom kim heev nto - hloov kho cov qib nqi ntau dua ib chav tsev dua li cov txhuas hydroxide li niaj zaus, saib tag nrho cov nqi qhia tau tias lawv zoo dua. Kev ua yuam kev thiab cov nqi seem poob qis thaum qhov kub thiab txias siab dua. Kev sib kis zoo dua txhais tau hais tias yuav tsum muaj tsawg dua ntxiv kom tau txais cov nplaim hluav taws zoo tib yam, uas ua rau cov khoom siv ntau dua tus nqi.
Supply saw diversification pab txo qis kev cia siab rau cov khoom siv txawv teb chaws uas tuaj yeem nce lossis nqis ntawm tus nqi thiab ua rau muaj teeb meem nrog kev thauj mus los. Qhov no yog qhov tseeb tshwj xeeb rau qib siab -kev ua tau zoo HS-5 qib ntawm magnesium hydroxide uas tau tsim hauv Tebchaws Meskas. Thaum hloov los ntawm kev xa tawm aluminium hydroxide mus rau MMH qhov chaw hauv Tebchaws Meskas, cov chaw muag khoom tau tshaj tawm tag nrho cov nqi txuag ntawm 12 txog 18%. Qhov no suav nrog cov nqi tsaws, cov nqi thauj khoom thauj khoom, thiab qhov zoo sib xws.
Environmental Impact thiab Safety Considerations
Kev tswj hwm kev ua raws cai thiab ntawv pov thawj Standards
MMH cov qauv tsim tau raws li REACH (Kev Sau Npe, Kev Ntsuas, Kev Tso Cai, thiab Kev Txwv Cov Tshuaj) cov qauv yam tsis muaj kev txwv ntawm cov tshuaj uas lawv muaj. Qhov no ua rau cov ntaub ntawv nkag mus rau hauv European lag luam yooj yim dua. RoHS (Kev txwv tsis pub muaj tshuaj lom) kev ua raws cai cia cov khoom siv hluav taws xob thiab hluav taws xob siv yam tsis muaj kev txwv, thiab UL (Underwriters Laboratories) kev lees paub pab nrog cov txheej txheem ntawv pov thawj rau North American kev lag luam. Qhov kev lees paub tag nrho no txo qis lub sijhawm nws yuav siv los ua cov khoom tshiab thiab txo tus nqi ntawm kev kuaj xyuas tias lawv ua raws, uas yog qhov teeb meem tsis tu ncua rau cov tuam txhab uas ua haujlwm rau ntau thaj tsam nrog cov kev tswj hwm sib txawv.
Chaw Ua Haujlwm Kev Nyab Xeeb thiab Kev Ua Haujlwm
Thaum kho kom raug, MMH tsis ua rau muaj kev phom sij ntau rau kev noj qab haus huv ntawm kev ua haujlwm xws li caustic alkalis lossis cov nplaim hluav taws kub hnyiab organophosphorus. Cov tshuaj tsis ua rau tawv nqaij khaus thiab tsis tsim kev pheej hmoo ntawm cov plua plav tawm thaum siv cov cuab yeej siv los tuav nws. Kev khaws cia yog qhov yooj yim: ua kom qhov kub qis dua 30℃qhuav tsis txhob ya raws los ntawm absorbing thiab cuam tshuam cov flowability. Kev faib tawm kev thauj mus los sau npe MMH tsis yog- cov khoom thauj khoom txaus ntshai, yog li nws tsis tas yuav mus dhau ntawm cov ntaub ntawv ntxiv, ntim tshwj xeeb, thiab cov nqi thauj khoom ntau dua uas tuaj nrog cov khoom txaus ntshai.
Life Cycle Environmental Profile
Raws li cov tuam txhab cog lus loj dua ib puag ncig, kev ntsuas kev ruaj ntseg ua lub luag haujlwm loj dua hauv lawv cov kev txiav txim siab yuav khoom rauHloov kho Magnesium hydroxide. Ua MMH los ntawm kev tswj los nag los ntawm cov dej hiav txwv lossis cov khoom siv brine siv lub zog tsawg dua li kev tsim cov nplaim hluav taws kub, uas yuav tsum tau ua nyob rau hauv ob peb kauj ruam. Xaus- ntawm- lub neej nyob rau hauv lub neej qhia tau hais tias magnesium oxide combustion residues tsis ua qias neeg av los yog dej, uas ua rau nws yooj yim rau lis cov thoob khib nyiab raws li txoj cai. Cov duab zoo ib puag ncig no pab cov tuam txhab ua tau raws li lawv cov hom phiaj kev ruaj ntseg thiab ua tau raws li cov neeg siv khoom thov rau cov qauv khoom siv ntsuab. Qhov no ua rau lawv muaj kev sib tw zoo thaum lawv tab tom sim kom tau txais kev cog lus nrog cov hom lag luam uas saib xyuas ib puag ncig.
Xaiv thiab muab hloov kho Magnesium hydroxide rau kev siv
Qhov tseem ceeb tsis zoo rau kev ntsuam xyuas tus neeg muag khoom
Kev ua tiav ntawm kev yuav khoom yog nyob ntawm kev ua kom cov neeg xa khoom ua tau raws li cov qauv zoo tib yam thoob plaws txhua qhov ntev. Lub purity theem yuav tsum siab tshaj 98% Mg (OH)₂, thiab cov nqi ntawm cov hlau hnyav xws li hlau thiab hlau lead yuav tsum nruj tswj kom qis dua 10 ppm. Qhov no yog ib qho tseem ceeb kom ua kom lub teeb - cov xim sib xyaw ua ke los ntawm kev hloov xim. Particle loj faib uniformity ntawm ntau lawm batch muaj ib tug ncaj qha cuam tshuam rau yuav ua li cas cov hais kis thiab lawv muaj zog npaum li cas. Cov neeg muag khoom yuav tsum qhia cov txheej txheem kev txheeb cais nrog D50 qhov sib txawv ntawm tsawg dua 0.3 microns. Kev kho qhov chaw zoo npaum li cas ( ntsuas los ntawm qhov ntsuas roj qhov tseem ceeb thiab kev sib cuag lub kaum sab xis) qhia koj tias cov txheej txheem resin yuav ua haujlwm nrog nws.
Kev soj ntsuam cov khoom siv thev naus laus zis muaj peev xwm
Txhawm rau kom qhov zoo ruaj khov, tshuaj magnesium hydroxide xav tau kev tshaj tawm qib siab - cov cuab yeej hloov kho thiab kev hloov tshiab tas li, uas yog kev txhawj xeeb loj rau cov neeg yuav khoom uas xav tsim kom ntev - kev sib raug zoo. Thaum cov neeg muag khoom pom tias lawv tau nqis peev rau hauv cov thev naus laus zis kho mob saum npoo av, cov chaw sim kev tshawb fawb, thiab kev tswj hwm kev ua haujlwm zoo (ISO 9001, ISO 14001 ntawv pov thawj), cov neeg siv khoom tuaj yeem ntseeg siab tias cov khoom yuav ua haujlwm ib txwm ua raws li qhov xav tau. Nws tsuas yog ib qho tseem ceeb kom muaj kev txhawb nqa zoo. Cov neeg muag khoom uas muab kev pab nrog kev txhim kho daim ntawv thov, cov qauv hloov kho tus kheej, thiab kev daws teeb meem sai heev txo qis kev pheej hmoo thiab kev ntxhov siab ntawm kev tsim qauv thiab lub sijhawm- rau- kev ua lag luam.
Supply Chain Stability thiab Diversification Strategies
Thaum koj nyob ntawm ib qho chaw, koj cia koj tus kheej qhib rau kev ncua sijhawm, kev hloov pauv hauv qhov zoo, lossis kev hloov pauv uas koj tsis nyiam. Kev nce siab ntawm - cov tshuaj ua tau zoo hauv Tebchaws Meskas, zoo li cov qib uas hloov pauv Lavxias Nikomag A9, Japanese Magseeds S-6, thiab American Albemarle H5, muaj txoj hauv kev zoo rau kev sib txawv ntawm cov khoom siv. Nws yog ib qho tseem ceeb los saib seb cov neeg muag khoom tau txais lawv cov khoom siv li cas. Piv txwv li, cov neeg tsim cov pob zeb hauv av xav tau ruaj khov brucite ore reserves kom lawv cov khoom siv mus, thaum txoj kev siv tshuaj lom neeg xav tau kev nkag mus rau brine lossis dej hiav txwv. Muaj kev sib raug zoo nrog ntau tus neeg muag khoom tsim nyog uas siv ntau txoj hauv kev tsim khoom ua rau kom muaj peev xwm ua tau zoo yam tsis tau txo qis cov qauv zoo.
Case Studies thiab Daim Ntawv Thov Kev Lag Luam Qhia Txog Tus Nqi
Tsawg-Smoke Halogen-Kev Lag Luam Dawb Cable
Ib tug loj North American cable txiag uas ua hauj lwm nrog cov ntaub ntawv chaw infrastructure muaj teeb meem tsis tu ncua nrog cov qauv raws li txhuas hydroxide: ua kub NW nyuam qhuav tau raws li qhov tsawg kawg nkaus tus qauv, uas ua rau tsis tiav rwb thaiv tsev fusion thiab siab rejection tus nqi. Los ntawm kev hloov mus rau qhovHloov kho Magnesium hydroxideHS-5 qib, ruaj khov extrusion ntawm 240℃tau tiav, thiab cov thoob khib nyiab mus ntawm 8.3% mus rau 2.1%.
UL VW-1 ntsug nplaim hluav taws kuj tau tiav, nrog rau 3 hli thinner rwb thaiv tsev phab ntsa. Qhov kev txhim kho ntawm qhov ntev no txiav tus nqi ntawm tooj liab hlau los ntawm 7% ib mais thiab ua rau kev txhim kho yooj yim dua. Thaum lub sij hawm ntsuam xyuas 18 lub hlis, tag nrho cov nqi ntawm cov khoom siv tau nqis 14%, txawm tias MMH muaj tus nqi siab dua. Qhov no feem ntau yog vim muaj kev tawm los ntau dua thiab siv cov khoom siv hluav taws xob tsawg dua.
Automotive Sab hauv Component Applications
Txhawm rau txiav qhov hnyav, European automakers hloov tawm cov nplaim hluav taws kub hnyiab hauv cov ntsuas vaj huam sib luag substrates rau cov qauv uas muaj saum npoo - Hloov kho Magnesium Hydroxide. Txhaj tshuaj- cov khoom yas molded tau raws li FMVSS 302 qhov yuav tsum tau (nplaim kis tsawg dua 100 mm/min) thiab ua kom lawv lub zog muaj zog txaus kom dhau qhov kev ntsuam xyuas kev nyab xeeb. Kev txhawj xeeb txog kev tsiv teb tsaws bromine cuam tshuam rau huab cua zoo sensors tau saib xyuas los ntawm kev hloov pauv. Xaus- ntawm- cov txheej txheem rov ua neej nyob kuj tau ua kom yooj yim dua, uas ua tau raws li cov kev xav tau ntawm cov cai los ntawm cov lus qhia kev lag luam ncig. Qhov hnyav ntawm cov khoom tau nce los ntawm tsuas yog 4% piv rau halogenated lwm txoj kev. Qhov no khaws lub tsheb lub hom phiaj kev ua tau zoo thaum ua rau tib neeg muaj kev nyab xeeb hauv hluav taws.
Cov khoom siv thiab Aluminium Composite Panels
Cov neeg tsim khoom ntawm cov txheej txheem tsim vaj tsev tau pib siv cov tshuaj sib xyaw ua ke magnesium hydroxide kom tau raws li cov cai tshiab uas tau hais tias cov ntaub ntawv tseem ceeb yuav tsum tsis txhob muaj hluav taws kub tom qab Grenfell Tower hluav taws. Vaj huam sib luag formulations uas muaj 65% MMH khwv tau Class A2 kev ntsuas hluav taws (tsis yog-kev faib hluav taws xob hluav taws xob) raws li EN 13501-1 kev xeem. Qhov no txhais tau hais tias tam sim no lawv tuaj yeem siv tau rau hauv siab - cov tsev nce siab uas tsuas yog tso cai cov pob zeb hauv av ua ntej. Cov khoom siv ua haujlwm zoo nrog cov thermoplastic polyethylene cores, uas khaws cov txheej txheem ntau lawm. Nws kuj muaj qhov ua tau zoo hluav taws zoo dua li cov pob zeb hauv av- cov kev xaiv ua tiav. Raws li architects tau txais kev ntseeg siab hauv kev xaiv lub teeb yuag, hluav taws-kev nyab xeeb cladding systems txhawb nqa los ntawm cov ntaub ntawv qhia ntxaws ntxaws, qhov kev lees paub ntawm kev ua lag luam tau nce siab.
Xaus
Hloov kho Magnesium hydroxideyog ib qho kev xaiv ntse rau cov nplaim hluav taws uas ua tau raws li qhov xav tau ntawm kev nyab xeeb hluav taws, kev tiv thaiv ib puag ncig, kev ua haujlwm zoo, thiab kev tswj hwm tus nqi. Nws cov thermal stability zoo dua ua rau nws muaj txiaj ntsig zoo rau cov khoom siv hluav taws xob ntau dua, thiab halogen- cov khoom puas tsuaj dawb tshem tawm cov pa phem uas cuam tshuam kev nyab xeeb ntawm kev ua haujlwm thiab kev puas tsuaj rau cov khoom siv. Kev taw qhia txog qib siab - cov qhab nia ua tau zoo hauv Tebchaws Meskas muab cov pab pawg yuav khoom muaj txiaj ntsig zoo los nthuav qhia lawv cov khoom siv sib txawv, ua rau lawv tsis muaj kev cia siab rau ib pawg me me ntawm cov neeg xa khoom. Cov thev naus laus zis hloov kho saum npoo tshiab ua rau MMH tau tshaj thiab zoo dua ntawm kev khaws nws cov khoom siv kho tshuab. Qhov no ua rau nws muaj kev sib tw ntau dua hauv thaj chaw uas lwm cov thev naus laus zis feem ntau tau siv. Cov neeg tsim khoom uas mob siab txog qhov ntev - lub sij hawm muab khoom ruaj khov, ua raws li cov cai, thiab siv cov khoom siv ruaj khov pom tau tias MMH muab cov nqi ntsuas uas mus deb tshaj tus nqi ntawm cov khoom qub.
FAQ
Q1: Puas yog Hloov Kho Magnesium Hydroxide tau tshaj txhua yam thermoplastic resins?
A: Thaum siv cov txheej txheem saum npoo zoo, MMH ua haujlwm zoo nrog polyolefins (xws li polypropylene thiab polyethylene), cov khoom siv yas (xws li polyamides thiab ABS), thiab elastomers. Rau qhov zoo tshaj plaws dispersion, cov polar plastics zoo li polyesters yuav xav tau cov neeg ua haujlwm tshwj xeeb khi.
Q2: Tus nqi MMH piv rau txhuas hydroxide li cas ntawm kev ua tau zoo-ib txwm ua tau zoo?
A: Txawm hais tias MMH units raug nqi 15-25% ntau dua, lawv cov thermal stability feem ntau txhais tau hais tias lawv tsis xav tau ntau npaum li qhov hnyav lossis cov phab ntsa me kom tau txais cov nplaim hluav taws zoo tib yam. Thaum ua tiav cov txiaj ntsig tau txais txiaj ntsig thiab kev txuag cov cuab yeej cuab tam raug coj mus rau hauv tus account, tag nrho cov nqi ntawm kev tsim khoom feem ntau zoo ib yam lossis tsawg dua li cov khoom sib tw.
Q3: Cov ntawv pov thawj dab tsi yuav tsum cov neeg yuav khoom tshawb xyuas thaum tsim nyog MMH cov neeg xa khoom?
A: Muab qhov hnyav ntxiv rau cov neeg muag khoom uas muaj ISO 9001 kev tswj hwm kev pom zoo thiab cov ntaub ntawv soj ntsuam rau lawv cov khoom los ntawm cov chaw kuaj pom muaj npe uas ua tau raws li UL, IEC, lossis EN cov qauv. Nug rau batch-rau-batch sib xws cov ntaub ntawv uas qhia tau hais tias ntev- lub sij hawm tswj particle loj thiab clarity.
Koom tes nrog Henghao Technology Development (Hangzhou) Co., Ltd.
Henghao Technology Development (Hangzhou) Co., Ltdtau muab siab -zoo Hloov Magnesium Hydroxide rau cov tuam txhab thoob plaws 33 lub teb chaws uas ua cov cables, txheej txheem plastics, thiab ua cov khoom sib xyaw rau ntau tshaj 20 xyoo. Lub Hoobkas- qauv tus nqi ncaj qha peb siv ua rau koj muaj txiaj ntsig zoo yam tsis tau txo qis cov qauv zoo uas koj cov ntawv thov xav tau. Peb ua kom paub tseeb tias txhua batch yog tib yam los ntawm kev siv cov kev tswj hwm ntau lawm thiab cov txheej txheem kuaj kom zoo. Qhov no daws teeb meem ntawm kev ruaj ntseg khoom siv uas pab pawg muag khoom uas nyob ntawm qhov chaw xa khoom nruab nrab ntawm lub ntsej muag. Cov kws kho mob tshwj xeeb ua haujlwm ze nrog koj pab pawg engineering txhawm rau txhim kho kev ua haujlwm ntawm cov qauv los ntawm kev muab cov kev hloov pauv uas tshwj xeeb rau kev ua haujlwm thiab kev xav tau kev ua haujlwm. Koj tuaj yeem tham nrog peb pab neeg txog koj cov kev xav tau ntawm cov nplaim taws, tau txais cov ntaub ntawv ntxaws ntxaws, lossis teeb tsa cov qauv ntsuas ntsuas los ntawm email.info@henghaopigment.com.
Cov ntaub ntawv
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4. Rothon, RN, & Hornsby, PR (2014). "Cov nplaim retardant cuam tshuam ntawm Magnesium hydroxide."Polymer Degradation thiab Stability, 54(2-3), 383-385.
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