Cellulose Ether HPMC/HEC for Building Construction
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- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 5000 kg
- Supply Capability:
- 5000000 kg/month
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Specification
Building Construction Hydroxypropyl Methyl Cellulose (HPMC)
Brief introduction:
Hydroxypropyl Methyl Cellulose (HPMC) helps building materials apply more easily and perform better. They provide water retention and cohesiveness to mixtures. With special modification, it can be used to control thickening, water demand, workability, sag resistance, strength and other important properties of the final product.
It is widely used as thickener, adhesive, water preserving agent, film-foaming agent in building materials, industrial coatings, synthetic resin, ceramic industry, medicine, food, textile, agricultural, cosmetic and other industries.
Physical and chemical index:
Item | Specification |
CAS NO. | 9004-65-3 |
Appearance | white or light yellow powder |
Moisture Content | ≤5.0% |
PH | 4.0-8.0 |
Particle Size | min. 98% pass through 100 mesh |
Viscosity | 100cps-200000cps, 2% solution |
Application in Building:
External wall insulation system (EIFS)
>Bond strength: HPMC can provide the greatest degree of high adhesive bond strength of mortar.
>Performance: The mortar added HPMC has the right consistency, non-sagging. When using, the mortar is easy to work continuously, uninterrupted.
>Water retention: HPMC can wet the wall insulation easily, easy to paste, and also make other additional materials reach the best affects.
>Absorbent: HPMC can minimize the air-entraining volume, lower water absorption of mortar.
>Recommended brand: 75CMAX75000(S), 75CMAX100000(S), 75CMAX200000(S)
Interior and exterior wall interface agent
>Easy to mix, without of agglomeration: HPMC can significantly reduce the friction in the dry powder during the process of mixing with water, which makes it easy to mix and save the blending time.
>Water retention: HPMC can significantly reduce the moisture absorption by the wall. Good water retention can ensure the cement compound with a longer time, also can ensure that workers are able to carry out many times of scraping for the putty on the wall.
>Good working performance stability: even in high temperature environment, HPMC can still maintain good water retention. it is suitable for construction in the summer or hot areas.
>Increased water demand: HPMC can significantly improve the water demand of the putty materials. On the one hand, it improves the operational time after putty put on the wall, on the other hand, it can increase the coating are of the putty, which can make the formula more economical.
>Recommended brand: 75CMAX60000(S), 75CMAX75000(S)
Tile adhesive
>Water retention: HPMC can reduce the moisture absorbed by the substrate and the tile, retain the moisture in the adhesives as much as possible, making mortar still have adhesion after coating for a long time. Significantly extend open time and makes bigger coating area for the worker each time, and improve the efficiency.
>Improve bond strength, improve anti-slip performance: HPMC ensure non sagging of the tiles during working, especially for heavy tile, marble and other stone materials.
>Work performance: The lubricity of HPMC can increase the workability of the mortar significantly, which makes the mortar easy to coating and improve efficiency.
>Improve mortar wetting property: HPMC give mortar consistency, enhance the wetting ability of mortar and substrate, increase the binding strength of wet mortar, especially for the recipe with high water cement ration;
>Recommended brand: 75CMAX40000(S), 75CMAX75000(S), 75CMAX100000(S)
Crack Filler
>Workability: provide the right viscosity, plasticity, and easy to work;
>Water retention: can make the slurry fully hydrated, extending the working time and avoid cracking.
>Anti-hanging: HPMC can make a strong adhesion on the surface for the slurry and not sag;
>Recommended brand: 75CMAX40000(S), 75CMAX75000(S), 75CMAX100000(S)
Self-leveling mortar
>Prevent bleeding: HPMC can play a very good role to prevent the slurry sedimentation, bleeding.
>Maintain liquidity, and improve retention: low viscosity HPMC will not affect the slurry flow effect and easy to work. While possesses certain water retention, makes the good surface effect after self-levelling and avoid cracks.
>Recommended brand: 75CMAX400~600
Gypsum-based plaster
>Water retention: HPMC can retain moisture in the mortar, thus make gypsum completely solid. The higher the viscosity is, the stronger the water-retention capacity, vice versa..
>Sag resistance: allow the worker make the thick coating without causing ripple building.
>Mortar yield: For fixed weight of dry mortar, the exist of HPMC can provide more wet mortar.
>Recommended brand: 75CMAX75000(S), 75CMAX100000(S)
FAQ
Q1.Could we have the sample to test the quality?
Kindly send us your address, we are honored to offer you samples.
Q2. How does your company do regarding quality control?
CNBM a Chinese state-owned enterprise ranked 270th among the global fortune 500 in 2015,
have accreditation in line with standard:ISO 9001:2000,SGS,CIQ certificate.
Q3:What's your Delivery Time?
In generally, the delivery time is 25 days-30 days.We will make the delivery as soon as possible with the guaranted quality.
Q4:What is the convenient way to pay?
L/C , T/T ,Paypal, Western Union and Escrow are accepted,and if you have a better idea , please feel free to share with us .
Q5:Which mode of transport would be better?
In general,we advice to make delivery by sea which is cheap and safe.Also we respect your views of other transportation as well.
- Q: What is the superiority of the catalyst compared to the stoichiometric reagent?
- Activity adjustable: including inhibitors and activator regulation, feedback inhibition regulation, covalent modification and allosteric regulation.
- Q: What is a catalyst and how does it make a reaction go faster?
- Catalysts change the rate of the reaction (faster / slower) without being consumed (used up) in the reaction. They do this by providing a lower energy (easier) pathway from reactants to products. For example in the reaction A + B -D, we can split up the reaction into the two half-reactions below. The first describes the two reactants coming together and the second describes the product formation. A + B -AB AB -D If we add a catalyst which both A and B bond to easier than they do to each other this can increase the rate of the reaction by bringing A and B together on the catalyst. This can be represented with the half-equations below. A + B + Cat -ABCat ABCat -D + Cat
- Q: what is the role of a catalyst in a chemical reaction?
- A catalyst is used to speed up a chemical reaction. It is not consumed during the reaction.
- Q: Name one case in which catalyst poisoning is useful?
- Usually, catalyst poisoning is undesirable as it leads to a loss of usefulness of expensive noble metals or their complexes. However, poisoning of catalysts can be used to improve selectivities of reactions. In the classical Rosenmund reduction of acyl chlorides to aldehydes, the palladium catalyst (over barium sulfate or calcium carbonate) is poisoned by the addition of sulfur or quinoline. This system reduces triple bonds faster than double bonds allowing for an especially selective reduction. Lindlar's catalyst is another example — palladium poisoned with lead salts. As described by its inventor,[1][2] the catalyst is prepared by reduction of palladium chloride in a slurry of calcium carbonate followed by adding lead acetate. By this approach, one obtains a catalyst with a large surface area. Further deactivation of the catalyst with quinoline enhances its selectivity, preventing formation of alkanes. An example of alkyne reduction is the reduction of phenylacetylene to styrene.[1] en.wikipedia.org/wiki/Lindlar%27s...
- Q: What happens to a catalyst after a chemical reaction?
- Only a catalyst? Poor catalyst. Catalysts get very little respect. Folks assume that catalysts don' do anything, yet they magically speed up a reaction without taking part in the reaction. That just isn't the case. Most chemical reactions take place in multiple steps. A catalyst can be a reactant in one step and a product in s subsequent step, thereby giving the impression that it did not react. The catalyst speeds up a chemical reaction by providing an alternate reaction pathway which has a lower activation energy. The lower activation energy means that more molecules will have the energy required to react, and the rate will be greater. So the bottom line is that the catalyst will have appeared not to have reacted, and returns to its original state.
- Q: Who knows hydrogen and nitrogen in the high temperature, high pressure and catalyst conditions for the synthesis of ammonia chemical equation ah? Urgent! The SOS
- 3H2 + N2 ===== 2NH3
- Q: What makes an enzyme a catalyst?
- A catalyst is a substance that speeds up a chemical reaction, by lowering the activation energy, and which is not consumed or permanently altered in the process (such that after it has catalyzed the reaction once, it can catalyze the reaction again, and again -- multiple turnover). Catalysts can be as simple as a monatomic ion; they can also be inorganic compounds, non-biological organic molecules, or biological molecules. Biological catalysts are enzymes. Enzymes meet all of the criteria for being a catalyst (speed up chemical reactions, by reducing the activation energy, and are not permanently altered).
- Q: In the presence of catalyst, KCl is produced in the thermal decomposition of KClO3.You did not have a catalyst. Did you get the same products for this reaction as you would have with a catalyst?
- A catalyst changes the RATE of a reaction, not the products. So, yes, you get the same products without the catalyst as you do with the catalyst.
- Q: I need to name 3everyday catalysts for my chemistry homework. I don't want anything complicated there must just be 3 easy ones out there... Then could you please state what each one is used for? Please do it like this, e.g.Hello ; used to say hi to someone. I know that's a bad example but please!!
- Hello ; Chemical catalysts are substances that increase the rate of reaction (while remaining themselves chemically unchanged: Polyethylene, the polymer used to make everything from: 1. garbage bags and 2. grocery bags, to 3. squeezable bottles, to 4. cable insulation, is made by passing ethylene gas over a catalyst. Most other polymers are made in the same (or similar) way. Synthetic rubber, nylon, polyester, PVC, teflon, etc. It's not hard to think of 10 uses for these catalyst-produced materials alone... e.g. : 5. rain coats 6. pantyhose 7. water pipes 8. bouncy balls 9. non-stick surfaces and pads 10. saran wrap 11. food containers 12. cell-phone and laptop cases 13. cheap wigs 14. fishing line... 15. Enzymes are Biological catalysts: 16. beer and 17. bread are typically made with yeast, a living organism containing enzymes I hope this helps!
- Q: How to poison the catalyst. What can be done?
- In the reactants or catalyst mixed with a small amount of material, so that the catalyst catalytic capacity of a sharp decline or even loss, this phenomenon is called catalyst poisoning. For example, in the synthesis of ammonia feed gas containing CO, CO2 and H2S, PH3, water vapor and other impurities, can make iron catalyst poisoning; contact with the system of sulfuric acid, if arsenic and selenium oxide (As2O3, SeO2), can make vanadium catalyst Loss of activity. Therefore, it is necessary to purify the feed gas, prevent the poisoning of the catalyst, and also reduce the corrosion of the equipment. The phenomenon of catalyst poisoning is sometimes temporary, the removal of toxicants, the effectiveness of the catalyst can still be restored; sometimes it is permanent, without chemical treatment can not restore catalytic performance.
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Cellulose Ether HPMC/HEC for Building Construction
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 5000 kg
- Supply Capability:
- 5000000 kg/month
OKorder Service Pledge
OKorder Financial Service
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