White Carbon Black The Fumed Silica

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Tianjin
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Supply Capability:
10000MT m.t./month

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Product Description:

                                                        The Fumed Silica  

Product Description:

Fumed Silica
1.Used in tires, tire body, with beam layer and sidewall rubber and rubber products,Shoes Etc.

2.Product Status:White powder

Suggest for Use:

(1) M-150 type is a hydrophilic fumed silica and is a white powder of high purity.Applied in rubber and room temperature vulcanized rubber(TVR) rubber, adhesives and sealants, coatings and paint, etc.As the strengthening filler of the rubber,the rheological and thixotropic fluid control systems, adhesives, polymers, etc.; dustproof, anti-sagging, thickening; improve the free flow of powder and anti-caking characteristics of powder.  

(2) M-200 type is a hydrophilic fumed silica and is a white powder of high purity.Applied in coatings and paints, unsaturated polyester resin, composite resin and gel coats,elastomer, particularly rubber and RTV rubber, adhesives and sealants, printing inks, cable compounds, plant protection, food and cosmetics.As the strengthening filler of the rubber,the rheological and thixotropic fluid control systems, adhesives, polymers, etc.; dustproof, anti-sagging, thickening; improve the free flow of powder and anti-caking characteristics of powder,high transparency etc.

 

(3) M-300 type is a hydrophilic fumed silica and is a white powder of high purity.Applied in paints and coatings, silicon rubber and other elastomers, compounds and unsaturated polyester resins, adhesives and sealants, printing inks, etc.As the strengthening filler of the rubber,the rheological and thixotropic fluid control systems, adhesives, polymers, etc.; dustproof, anti-sagging, thickening; improve the free flow of powder and anti-caking characteristics of powder.It has excellent transparency in term of unsaturated polyester resin.

(4) M-380 type is a hydrophilic fumed silica and is a white powder of high purity. Applied in paints and coatings, silicon rubber and other elastomers, cable material and unsaturated polyester resins, adhesives and sealants, printing inks, etc.It can be used as reinforcing material for elastomers; rheology and thixotropy auxiliaries; dustproof, anti-sagging, thickening; It could enhance the free flow of powder and anti-caking; It has excellent transparency in term of unsaturated polyester resin.

TDS of the Fumed Silica  Standard: GB3778-2003

Product Varieties

M-150

M-200

M-300

M-380

Test Method

Nsa Surface Area(m2/kg)BETm2/g

150±30

200±30

300±30

380±30

GB/T20020-2005

Suspension of pH value (4%)

3.6~4.5

3.6~4.5

3.6~4.5

3.6~4.5

ISO787-9

Loss on drying (dry 2H under the condition of 105 ℃) %

≤1.5

≤1.5

≤1.5

≤1.5

ISO787-2

Loss on ignition (1000 ℃ calcination for 2 hours based on105 ℃ drying after drying for 2 hours) %

≤2.5

≤2.5

≤2.5

≤2.5

ISO3262-1

45um sieve residue %

≤0.05

≤0.05

≤0.05

≤0.05

ISO787-18

Silica Content%(based on calcined products )

≥99.8

≥99.8

≥99.8

≥99.8

ISO3262-20

Apparent density(based on105 ℃ after drying for 2 hours) g/L

25~60

25~60

25~60

25~60

ISO787-11

Carbon content(based on105 ℃ after drying for 2 hours) %

≤0.2

≤0.2

≤0.2

≤0.2

ISO3262-20

Safety:

As a matter of good industrial hygiene, gloves and safety glasses with side shields or better eye protection should be worn when handing Carbon Black ,For more information, refer to the MSDS.

                                       






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Q:Is the catalyst considered a chemical reaction?
But in fact the catalyst is in the process of the whole process of the catalyst involved in the reaction of the consumption of the catalyst but eventually produced a catalyst equivalent to no reference
Q:Pls help me define a catalyst.?
In chemistry and biology, catalysis is the acceleration (increase in rate) of a chemical reaction by means of a substance, called a catalyst, that is itself not consumed by the overall reaction. The word is derived from the Greek noun κατάλυσις, related to the verb καταλύειν, meaning to annul or to untie or to pick up. A catalyst provides an alternative route of reaction where the activation energy is lower than the original chemical reaction. Catalysts participate in reactions but are neither reactants nor products of the reaction they catalyze. An exception is the process of autocatalysis where the product of a reaction helps to accelerate the same reaction. They work by providing an alternative pathway for the reaction to occur, thus reducing the activation energy and increasing the reaction rate. More generally, one may at times call anything that accelerates a reaction, without itself being consumed or changed, a catalyst (for example, a catalyst for political change). A good example of a catalyst is in the disproportionation of hydrogen peroxide. Hydrogen peroxide reacts to give water and oxygen gas by itself: 2 H2O2 → 2 H2O + O2 Usually, this reaction is slow. On the addition of manganese dioxide to a dilute solution of hydrogen peroxide, an effervescence is observed, and much oxygen, detectable by a glowing splint, is evolved. The manganese dioxide may be recovered, and re-used indefinitely, thus it is a catalyst — it is not consumed by the reaction. A promoter is an accelerator of catalysis, but not a catalyst by itself. An inhibitor inhibits the working of a catalyst.
Q:High school chemistry, catalyst activation energy map
Catalytic reaction is the reaction of the first reaction with the catalyst or attached to the catalyst to form intermediates, and then further reaction to produce products and catalysts, so the amount of catalyst in theory is the same! The activation of these two processes can be reduced! So there will be two peaks! Can be simplified as a peak!
Q:Is the catalyst in the field of inorganic chemistry?
In the chemical discipline, including inorganic chemistry, analytical chemistry, organic chemistry and physical chemistry and other secondary disciplines, catalytic science for the three disciplines, generally attributed to the physical chemistry of the mouth.
Q:Why can some catalysts be reused in (chemistry)?
Because the catalyst in the chemical reaction before and after the quality and chemical properties have not changed, so in the chemical reaction can be reused.
Q:Please name 2 common examples of catalysts.Thank you?
Well, there's Adam's Catalyst (PtO2) which is one of the most used catalysts.
Q:What are catalysts and enzymes?
A catalyst is a substance which is used to increase or decrease the rate of a reaction, without itself undergoing any chemical change. There are two types of catalysts, positive and negative. Positive catalysts are used to increase the rate of a reaction while negative catalysts are used to decreasing the rate of a reaction. Enzymes are proteins which act as catalysts in biochemical reactions. They operate between a certain pH level and temperature. If there is a change in pH level or temperature, their efficiency decreases.
Q:Question about catalysts?
Generally, catalysts participate and facilitate a reaction, but the catalyst is returned unchanged. For example, sulfuric acid may be used in a Fischer esterification, palladium in a Heck reaction, pyridine in an acylation reaction, hydroxide in an aldol condensation, cyanide in a benzoin condensation, etc. An enzyme can facilitate a reaction is a similar manner, by being an acid or base catalyst for example. We could say that generally, reactions are reversible. Practically, that is not true as the energy differences of the reactants and products may be so different to prevent the reverse, an explosion for example. If a reaction is reversible, that may not mean the reverse reaction will take place. Le Chatelier's Principle can apply to determine the products.
Q:Chemical Reactions Under what circumstances the catalyst accelerates the reaction
First, more than ninety-nine percent of the catalyst is accelerating the reaction, and if the catalyst kinetics reduces the energy barrier of the reaction, the reaction will naturally accelerate.
Q:How does the catalyst generally add to the organic chemical reaction?
In the case of heterogeneous catalysis, the specific surface of the catalyst, in addition to the activity of the catalyst, is an important factor in determining the reaction rate, which means that the specific surface for catalysis is large and the reaction is as fast as the whole. So the overall principle in understanding the activity of the premise of the catalyst, would like to quickly add a little more.

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