Yuav Ua Li Cas Ntsuas Dawb Carbon Dub
1,Dawb carbon dubkuaj cov khoom
1. Kuaj cov khoom ntawm precipitated silica (precipitated hydrated silica)
Cov tshuaj formula ntawm precipitated silica yog SiO2 • nH2O. Cov txheej txheem nag lossis daus dawb carbon dub kuaj cov khoom feem ntau suav nrog cov ntsiab lus silica, xim μ M Sieve residue, cua sov poob, hlawv poob, PH tus nqi, tag nrho cov ntsiab lus tooj liab, tag nrho cov ntsiab lus manganese, tag nrho cov ntsiab lus hlau, dibutyl phthalate absorption tus nqi, dej soluble teeb meem, 300 feem pua. elongation kev nyuaj siab, 500 feem pua elongation kev nyuaj siab, tensile zog, elongation ntawm so, lub cev morphology, dispersibility, tshwj xeeb deg cheeb tsam thiab lwm yam ntsuas.
2. Kuaj cov khoom ntawm cov silica uas muaj kuab paug heev (hloov heev precipitated hydrated silica)
Cov khoom xeem ntawm cov silica precipitated dispersed heev yog ib yam nkaus li cov precipitated silica zoo tib yam, tab sis cov khoom xeem ntawm cov kev ntsuas thiab cov nqi raug ntxiv. Yog li ntawd, cov kev qhia ntawm cov silica precipitated heev dispersed kuj yuav tsum tau nrhiav kom tau qhov nruab nrab particle loj thiab particle feem. Tus nqi raug qhia tias tag nrho thaj chaw saum npoo av, thaj chaw tshwj xeeb ntawm CTAB adsorption thiab cov degree dispersion yuav tsum tau kuaj.
3. kuaj cov khoom ntawm fumed silica
Cov tsos ntawm fumed silica yuav tsum fluffy dawb hmoov. Cov khoom kuaj tshwj xeeb feem ntau suav nrog thaj chaw tshwj xeeb ntawm nitrogen adsorption, hlawv poob, cov ntsiab lus silicon dioxide, cov ntsiab lus txhuas oxide, cov ntsiab lus titanium dioxide, cov ntsiab lus hlau oxide, cov ntsiab lus carbon, cov ntsiab lus chloride, ncua PH nqi, 105 degree volatile teeb meem, vibrating ntom, 45 μ M sieve residue thiab lwm yam ntsuas.
2, Test standard rau dawb carbon dub
1. Cov qauv ntsuas rau cov khoom siv dawb carbon dub feem ntau suav nrog:
GB/T 20020-2013 Gaseous Silica
GB/T 32678-2016 Rubber Compounding Agent Highly Dispersed Precipitated Hydrated Silica
HG/T 3061-2009 Roj hmab compounding cov khoom xyaw Precipitated hydrated silica
2. Lub teb chaws cov qauv rau kev sim cov txheej txheem ntawm cov pa roj carbon dub rau roj hmab feem ntau suav nrog:
GB/T 23656-2016 Cov khoom xyaw roj hmab Kev txiav txim siab ntawm thaj chaw tshwj xeeb ntawm precipitated hydrated silica CTAB txoj kev
GB/T 28600-2012 Cov khoom xyaw roj hmab Kev txiav txim siab qhov nruab nrab qhov pore loj ntawm precipitated hydrated silica
GB/T 28601-2012 Cov khoom xyaw roj hmab Kev txiav txim siab ntawm precipitated hydrated silica gel cov ntsiab lus
GB/T 32698-2016 Cov khoom xyaw roj hmab Kev txiav txim siab ntawm qhov loj me ntawm kev faib tawm ntawm precipitated hydrated silica Laser diffraction txoj kev
GB/T 34698-2017 Cov khoom xyaw roj hmab Kev txiav txim siab ntawm cov dej soluble cov ntsiab lus ntawm precipitated hydrated silica Conductivity txoj kev
GB/T 36764-2018 Cov khoom xyaw roj hmab Kev txiav txim siab ntawm cov ntsiab lus ntawm cov hlau hnyav los ntawm nag lossis daus hydrated silica inductively txuas nrog ntshav plasma atomic emission spectrometry
3. Cov qauv kev lag luam rau kev sim cov txheej txheem ntawm cov pa roj carbon dub rau roj hmab feem ntau suav nrog:
HG/T 2404-2008 Kev txheeb xyuas ntawm Rubber Compounding Agent Precipitated Hydrated Silica hauv Styrene Butadiene Rubber
HG/T 3062-2008 Kev txiav txim siab ntawm Silica Cov ntsiab lus hauv Precipitated Hydrated Silica Qhuav Qauv ntawm Roj Hmab Admixtures
HG/T 3063-2008 Rubber Compounding Agent Precipitated Hydrated Silica Xim Sib Piv Txoj Kev
HG/T 3064-2008 Rubber Compounding Agent Precipitated Hydrated Silica 45 μ M Kev txiav txim siab ntawm sieve residue
HG/T 3065-2008 Cov khoom xyaw roj hmab Kev txiav txim siab poob ntawm cua sov ntawm precipitated hydrated silica
HG/T 3066-2008 Cov khoom xyaw roj hmab Kev txiav txim siab ntawm qhov poob ntawm qhov hluav taws kub ntawm precipitated hydrated silica qhuav qauv
HG/T 3067-2008 Cov khoom xyaw roj hmab Kev txiav txim siab ntawm pH ntawm precipitated hydrated silica ncua kev kawm ntawv
HG/T 3068-2008 Cov khoom xyaw roj hmab Kev txiav txim siab ntawm tag nrho cov ntsiab lus tooj liab hauv precipitated hydrated silica
HG/T 3069-2008 Cov khoom xyaw roj hmab Kev txiav txim siab ntawm tag nrho cov ntsiab lus manganese hauv precipitated hydrated silica
HG/T 3070-2008 Cov khoom xyaw roj hmab Kev txiav txim siab ntawm tag nrho cov ntsiab lus hlau hauv precipitated hydrated silica
HG/T 3071-2008 Cov khoom xyaw roj hmab Kev txiav txim siab ntawm refractive index ntawm precipitated hydrated silica
HG/T 3072-2008 Cov khoom xyaw roj hmab Kev txiav txim siab ntawm kev nqus tus nqi ntawm precipitated hydrated silica dibutyl phthalate (DBP)
HG/T 3073-1999 Cov khoom xyaw roj hmab Kev txiav txim siab ntawm thaj chaw tshwj xeeb ntawm precipitated hydrated silica Nitrogen adsorption txoj kev
HG/T 3748-2014 Cov khoom xyaw roj hmab Kev txiav txim siab ntawm cov dej soluble cov ntsiab lus ntawm precipitated hydrated silica Txias extraction method
Qhov tseeb, cov pa roj carbon dub tuaj yeem pom tsis yog hauv cov roj hmab nkaus xwb, tab sis kuj muaj nyob rau hauv cov tshuaj, tshuaj tua kab, luam ntawv number case, xim, xim, tshuaj txhuam hniav, ntawv, zaub mov, pub, tshuaj pleev ib ce, roj teeb thiab lwm yam teb. Raws li ib qho tseem ceeb raw khoom ntawm silicon tebchaw, ntau yam kev tshawb nrhiav indexes ntawm dawb carbon dub ua lub ntsiab lus tseem ceeb ntawm nws zoo. PH tus nqi, soluble ntsev, thaj chaw tshwj xeeb, roj nqus tus nqi, ignition poob ntawm 900 degree thiab cua sov poob ntawm 105 degree yog feem ntau ntsuas cov khoom ntawm cov roj carbon dub.