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2520-11
Does copper chromite contain manganese and vanadium? Q: Does copper chromite contain manganese and vanadium?A: There are no substances containing these elements involved in the reaction during the production process, but it is uncertain whether there are trace el...
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2520-11
What are the uses of Boron 10? Q: What are the uses of Boron 10?A: Boron 10 is also called isotope-enriched boron. It is mainly used in the nuclear industry to shield radiation. It can also be used in medicine to treat cancer.
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2520-11
Can 6N boron powder be added to semiconductor doping elements Q: Can 6N boron powder be added to semiconductor doping elements and what effect can it play?A: 6N boron powder: 99.999999. It can be used in semiconductor doping elements. Single crystal silicon (pure glass) i...
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2520-11
What is the hardness of 90% boron powder? Q: What is the hardness of 90% boron powder? A: The Mohs hardness is about 10.
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2520-11
With 90 content of boron powder, what is the remaining 10% content Q: With 90 content of boron powder, what is the remaining 10% content, and is the appearance of the product gray-brown or gray-black powder? A: The appearance is black brown powder, the remaining 10% may inclu...
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2520-11
What is the difference between boron powder and boron particles? Q: What is the difference between boron powder and boron particles? A: The content and price of both are the same. Solar energy can be used for powder, and single crystal can be used for particles.
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2520-11
What are the impurities of boron powder with a content of 90 Q: What are the impurities of boron powder with a content of 90, and what is their proportion? A: Magnesium accounts for about 4%, and oxygen accounts for about 6%.
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2520-11
Can boron powder be used to dope silicon ingots? Q: Are there any indicators and statements such as electronic gradient for boron powder? Can boron powder be used to dope silicon ingots? A: There is no such saying. It is used for the addition of silicon ingo...
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2320-11
What are the disadvantages of adding tert-butyl ferrocene in burning rate catalysis Q: What are the disadvantages of adding tert-butyl ferrocene in burning rate catalysis, and the proportion of addition? A: Easy to volatilize and migrate. The addition ratio is about 2%, less than 4%.
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2320-11
Can t-butyl ferrocene reddish brown be adjusted to a colorless liquid? Q: Can t-butyl ferrocene reddish brown be adjusted to a colorless liquid? A: The product contains iron, and the color cannot be adjusted to a colorless liquid.
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2320-11
tert-butyl ferrocene or catocene, is more effective as a anti-smoke agent? Q: Which product, tert-butyl ferrocene or catocene, is more effective as a anti-smoke agent? A: The effect of tert-butyl as a anti-smoke agent is better.
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2320-11
Tert-butyl ferrocene is a compound of methyl tert-butyl ether? Q: Tert-butyl ferrocene is a compound of methyl tert-butyl ether? A: No.
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2320-11
What is the density of TANYUN tert-butyl ferrocene? Q: What is the density of TANYUN tert-butyl ferrocene? A: The density of tert-butyl is generally 1.145-1.148g/cm3
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1620-11
What percentage of HTPB is added to 107 silicone rubber? Q: What percentage of HTPB is added to 107 silicone rubber?A: Just add 10%-20%.
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1620-11
How many times does HTPB endure folding? How about the aging resistance? Q: How many times does HTPB endure folding? How about the aging resistance?A: The aging resistance is not good. Generally, for polymers, the larger the molecular weight, the better the folding resistance.
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1620-11
Can HTPB be cured under high temperature conditions such as 200℃? Q: Can HTPB be cured under high temperature conditions such as 200℃?A: It can be cured under high temperature conditions, and curing under high temperature conditions requires adding a curing agent.
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1620-11
Which curing agents can be added to HTPB propellant Q: What is the curing temperature of HTPB and what curing agents can be added?A: The glass transition temperature of HTPB is about -75C, and it is -58C when made into HTPB propellant; the curing agent that can ...
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1620-11
What is the ethylene content of the 4 HTPB types of TANYUN? Q: What is the ethylene content of the 4 HTPB types of TANYUN company?A: The current production method basically contains about 20% vinyl.
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1620-11
How long does Hydroxyl-terminated Polybutadiene take to cure? Q: Does HTPB cure fast? How long does it take to cure?A: Normally, no catalyst is added, 50 degrees for 12 days, 70 degrees for 3 days, adding catalyst is faster.
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1620-11
What are the benign solvent oils for Hydroxyl-terminated Polybutadiene? Q: What are the benign solvent oils for HTPB?A: Ethyl acetate, tetrahydrofuran, dichloromethane, butyl acetate. Insoluble in methanol.
