Polyether Adsorbent Magnesium Silicate Food Grade CAS: 1343-88-0

High quality polyether adsorbent magnesium silicate food grade CAS:1343-88-0Product Description
Basic information of magnesium silicate:
CAS No.:1343-88-0
EINECS No.:215-681-1
Molecular Weight: 100.39
HS code: 2839900090
Molecular formula: MgSiO3Propertiesof magnesium silicate:
Appearance:awhite amorphoussolid particles,with good fluidity.
Magnesium silicateadsorbent(xMgOySiO2nH2O)is one of theseries of productsof silicate,the appearance is awhite amorphous solid particles,with good fluidity,which belongs to thesolid amphotericcompounds,and the particlesinto a porous structure,with the performance ofdeacidification,decolorization anddeodorization,adsorptionof potassium and sodium ionsand filteringtheexcellentmedium.Magnesium silicateadsorbenthas been widely used inpolyetherrefining adsorbentcan beacid,alkali,andpotassium,sodium ion adsorptionpolyetherin crude,and the use ofporousadsorbentpigment,odorof polyetherin the producthasexcellentadsorption effect,so that thepolyetherattaining refiningeffect.
Specification of magnesium silicate:
Item
Standards
Results
Appearance
White powder
White powder
SiO2,%
67% min
68.04%
MgO,%
14% min
15.36%
Loss on drying,% (105 ºC,2h)
10 % max
6.46%
PH value (1% water solution)
8-10
9.32
Pb,%
0.001% max
0.0001%
Heavy metals,%
0.02 max
0.0002
Thecrudepolyether polyolinrefiningkettlekettle,toadding 1%~ 5% incertain temperature(w/w)of water,stirring,with75% phosphoric acidneutralizationmaterialpH to 4~ 6,andthe average temperature controlis less than 80.Andafteraddingpolyether polyol,weight0.1%~ 0.5%magnesium silicateadsorbent(ormagnesium silicate:aluminum silicate=1:1(w/w)hybrid adsorbent),stirheated toproper temperature(such as: 110± 5)vacuum dewatering.Controlof dehydration rate,when the moisturecontentto achieve the requirement(such as less than 0.1%),thermalmaterialcirculation filtering(such as 110± 5,pressure 2 ~ 4KPa),analysis of circulatingfiltrate of k+(Na+)ion concentrationreached,collect theclearfiltrate,obtain qualifiedpolyether polyol.
Usage of of magnesium silicate:
It isused for paper-making, ceramics, plastic, rubber, textile, pharmaceutical, agricultural insecticides,
cosmetic, leather, insulating material and many other industries. Natural lumps can be used in making slate pencils and carvings etc.Safety Protection formagnesium silicate:
According to the specificrequirements ofbulk transportarrangements;bestored incool,dry,cleanarea,pay attention to moisture,moisture proof,open bag is notusedforsealing products.Packaging & Shipping
The outer layer of coated paper, lined with soft plastic bag, net weight is 20kg/ bag.or by the needs of clientsOur Services
1. Have many supplying channels for each raw material,and competitive in prices.
2.Payment terms are flexible,such as L/C, TT,Paypal,Western unoin or moneygrametc.
3. keep our customer informed to price trend of each material in time.
4. Quality guaranteed by us,we will refound our customer or change new batch cargoesif have quality problems on our products.
5.prompt shipment with professional shipping documents.Company Information
Our factory formagnesium silicate:
We have passed the IOS9001: 2015Quality Management System. Our factory has a rigorous quality-controlin the whole manufacturing process anda discreet quality-inspection after production so as to ensure a good andsatisfactoryquality of products before they flow into the market.