Introduction to Hydroxypropyl Methyl Cellulose HPMC CAS 9004 65 3

Hydroxypropyl Methylcellulose (HPMC), nws lub npe Suav yog hydroxypropyl methylcellulose, yog semi-synthetic, non-ionic cellulose ether tau los ntawm chemically modifying natural cellulose. Cov hmoov dawb no tuaj yeem tsim cov kua nplaum pob tshab tom qab yaj hauv dej. Nws muaj cov thickening zoo heev, tuav dej, stability thiab film-forming zog. Nws yog ib qho indispensable multifunctional additive nyob rau hauv ntau lub teb xws li kev tsim kho.

Characteristics and advantages of Hydroxypropyl Methyl Cellulose HPMC CAS 9004 65 3

Solubility dej zoo heev: Nws tuaj yeem yaj sai sai hauv dej txias kom tsim tau cov tshuaj ntshiab thiab ruaj khov.

Ua kom tuab tuab thiab muaj peev xwm tuav dej: Ua kom cov viscosity ntawm cov khoom, zoo txo ​​cov dej evaporation, thiab txhim kho kev ua haujlwm zoo.

Zoo stability: Nws muaj kev ruaj ntseg zoo rau acids, alkalis, thiab ntsev, thiab yog haum rau ntau yam ntawm cov nqi pH.

Zaj duab xis-tsim thiab tiv thaiv teebmeem: Tom qab ziab, nws tsim ib zaj duab xis tawv thiab pob tshab los tiv thaiv substrate thiab tiv thaiv dej nkag thiab evaporation.

Non-toxic thiab non-irritating: Nws muaj biocompatibility zoo thiab tsim nyog rau thaj chaw tshuaj thiab zaub mov.

Kho tau: Los ntawm kev hloov cov degree ntawm kev hloov pauv thiab qhov hnyav molecular, nws qhov kev ua tau zoo tuaj yeem hloov kho kom tau raws li qhov kev thov sib txawv.

Specifications of Hydroxypropyl Methyl Cellulose HPMC CAS 9004 65 3

Hydroxypropyl Methyl Cellulose (HPMC)– Khoom Specifications

Fundamental Details

CAS Nr: 9004-65-3
Tshuaj Hu: Hydroxypropyl Methyl Cellulose
Molecular Formula: C₈H₁₆O₆ (duplicating device).
Qhov tshwm sim: Dawb rau beige, dawb-ntws hmoov.

Physical and Chemical Features

HPMC is a non-ionic cellulose ether made from natural cellulose. It dissolves conveniently in cool water yet does not dissolve in hot water above its gelation temperature. The solution it forms is clear and anemic. HPMC shows good film-forming capacity, surface task, and enlarging performance. It remains stable over a large pH range (feem ntau 3– 11). The product is odorless and tasteless.

Key Efficiency Indicators

Methoxyl Cov ntsiab lus: 19%– 30%.
Cov khoom siv Hydroxypropoxyl: 4%– 32%.
Thickness (2% kev kho ntawm 20 ° C): Nws txawv ntawm 5 mPa · s to 100,000 mPa · s, depending upon quality.
Moisture Web content: ≤ 5%.
Ash Web cov ntsiab lus: ≤ 1.5%.
pH (2% kev xaiv): 4.0– 8.0.

Daim ntawv thov

HPMC is widely used in building and construction products like tile adhesives and makes since it improves workability and water retention. Hauv tshuaj, nws ua hauj lwm raws li ib tug binder, coating agent, or controlled-release matrix in tablets. The food market utilizes it as a thickener or stabilizer. It also shows up in cosmetics, pleev xim, and agricultural items as a result of its compatibility and safety.

Qhov chaw cia thiab tuav

Kav HPMC hauv qhov txias, thaj chaw qhuav tag kom deb ntawm tshav ntuj ncaj qha. Maintain containers tightly near to protect against moisture absorption. Usage basic commercial health methods when taking care of the powder to stay clear of dust breathing. The life span is normally 24 lub hlis thaum khaws cia kom raug.

Applications of Hydroxypropyl Methyl Cellulose HPMC CAS 9004 65 3

Kev siv ntawm Hydroxypropyl Methyl Cellulose (HPMC) CAS 9004-65-3

Construction and Building Materials

Hydroxypropyl methyl cellulose is widely used in construction products. It functions well in tile adhesives, cement-based makes, thiab self-leveling compounds. HPMC helps retain water so cement can moisten correctly. This boosts workability and makes the mix simpler to spread out. It also decreases sagging on vertical surface areas and increases general bond stamina.

Tshuaj

Hauv tshuaj, HPMC acts as a key ingredient in tablet computers and capsules. It serves as a binder, film-coating agent, thiab tswj-tso matrix. The substance is risk-free for human use and liquifies gradually in the digestive system tract. This enables medicines to be launched steadily with time. Several eye drops additionally contain HPMC due to the fact that it simulates natural rips and soothes completely dry eyes.

Kev lag luam zaub mov

HPMC is accepted as a food additive under the code E464. It operates as a thickener, stabilizer, thiab emulsifier. You can locate it in low-fat spreads, baked products, and gluten-free items. It helps keep appearance and moisture without altering taste. Its neutral taste makes it perfect for several recipes.

Paints thiab Coatings

Paint suppliers add HPMC to water-based paints. It prevents pigment settling and improves brushability. The compound additionally manages thickness and quits splashing throughout application. Tom qab ziab tawm, it contributes to a smooth, also end up.

Personal Treatment Products

Many hair shampoos, tshuaj pleev, and toothpastes include HPMC. It offers these products a rich, creamy feel and aids suspend strong fragments. It also boosts foam stability in cleansers and provides a safety movie on skin or hair. Because it is non-irritating and eco-friendly, it fits well in environment-friendly formulas.

Tuam txhab Profile

Peb yog cov thawj coj thoob ntiaj teb hauv cov pob zeb sib sib zog nqus thiab cov txheej txheem tsim ua npuas ncauj zoo heev. Paub thoob ntiaj teb rau nws txoj kev mob siab rau kev tshawb fawb, kev tsim kho tshiab, thiab siv kev txawj ntse, peb tau muab engineered ua npuas ncauj kev daws teeb meem txij li thaum ntxov 2012's.

Peb tuaj yeem muab cov khoom siv zoo tshaj plaws thiab cov khoom ua npuas ncauj ua ke thoob plaws ntiaj teb.

Lub tuam txhab muaj cov kws tshaj lij kev ua haujlwm thiab kev saib xyuas zoo, ib lub chaw kuaj mob zoo, thiab nruab nrog cov cuab yeej ntsuas qib siab thiab tom qab-muag kev pabcuam cov neeg siv khoom.

Yog koj txaus siab, thov koj xav tias dawb thiab tiv tauj peb.

Kev them nyiaj

T/T, Western Union, Paypal, Credit Card thiab lwm yam.

Kev xa khoom

Los ntawm huab cua, ntawm hiav txwv, los ntawm kev nthuav qhia, raws li cov neeg siv khoom thov.

5 FAQs of Hydroxypropyl Methyl Cellulose HPMC CAS 9004 65 3

Cov lus nug nquag nug txog Hydroxypropyl Methyl Cellulose (HPMC)

HPMC yog dab tsi?

HPMC sawv cev rau Hydroxypropyl Methyl Cellulose. It is a white or off-white powder made from plant cellulose. People use it in many products like medicines, foods, and building materials. It dissolves in cold water and forms a clear, tuab tov.

Puas yog HPMC muaj kev nyab xeeb siv?

Yog lawm, HPMC muaj kev nyab xeeb. Regulatory groups like the FDA and EFSA approve it for use in food and drugs. It passes through the body without being absorbed. That means it does not cause harm when used as directed.

What does HPMC do in food?

Hauv zaub mov, HPMC ua hauj lwm raws li ib tug thickener, stabilizer, thiab emulsifier. It helps keep ingredients mixed well. It also improves texture and stops water from separating out. You can find it in items like sauces, ice cream, thiab gluten-dawb ci khoom.

How is HPMC used in construction?

Hauv kev tsim kho, HPMC is added to cement, cov nplaum nplaum, thiab plasters. It helps hold water in the mix so the material sets evenly. Nws kuj ua rau kev sib tov smoother thiab yooj yim rau kev sib kis. This leads to better workability and stronger final results.

Can HPMC replace other thickeners?

Feem ntau, yog. HPMC can take the place of other thickeners like methylcellulose or guar gum. It offers good control over viscosity and works well across a range of temperatures and pH levels. Tseem, you should test it in your specific product to be sure it fits your needs.