Introduction to Hydroxypropyl Methyl Cellulose HPMC Hypromellose Methocel

Hydroxypropyl Methylcellulose (HPMC), sing jeneng Cina hydroxypropyl methylcellulose, iku semi-sintetik, eter selulosa non-ionik sing dipikolehi kanthi ngowahi selulosa alami kanthi kimia. Wêdakakêna putih iki bisa mbentuk solusi kenthel transparan sawise larut ing banyu. Wis thickening banget, penylametan banyu, stabilitas lan sifat mbentuk film. Iki minangka aditif multifungsi sing penting ing pirang-pirang lapangan kayata konstruksi.

Characteristics and advantages of Hydroxypropyl Methyl Cellulose HPMC Hypromellose Methocel

Kelarutan banyu sing apik banget: Bisa cepet larut ing banyu adhem kanggo mbentuk solusi sing cetha lan stabil.

Efisien thickening lan kemampuan penylametan banyu: Tambah viskositas materi, efektif nyuda penguapan banyu, lan ningkatake efisiensi kerja.

stabilitas apik: Wis stabilitas apik kanggo asam, alkalin, lan uyah, lan cocok kanggo sawetara saka sudhut nilai pH.

Film-mbentuk lan efek protèktif: Sawise garing, iku mbentuk film angel lan transparan kanggo nglindhungi landasan lan nyegah seng nembus banyu lan penguapan.

Non-beracun lan ora iritasi: Nduwe biokompatibilitas sing apik lan cocog kanggo bidang obat lan panganan.

Pangaturan: Kanthi ngganti derajat substitusi lan bobot molekul, kinerja bisa diatur kanggo syarat aplikasi beda.

Specifications of Hydroxypropyl Methyl Cellulose HPMC Hypromellose Methocel

Hydroxypropyl Methyl Cellulose (HPMC)– Product Specifications

Basic Details

Jeneng Kimia: Hydroxypropyl Methyl Cellulose
Other Names: Hypromellose, Methocel ™.
Nomer CAS: 9004-65-3.
Formula Molekul: C₈H₁₅O₅— [C₆H₇O₂( OCH₃)_x( OCH₂CHOHCH₃)_y( OH)_{3 − x − y}] n

Sifat Fisik

HPMC appears as a white or beige, bubuk sing mili bebas. It has no odor and is safe. The product liquifies easily in cold water to create a clear, obat kandel. It does not dissolve in hot water, ethanol, ether, utawa kloroform. Nalika dicampur karo banyu, it swells first and afterwards totally liquifies as the mixture cools.

Key Efficiency Indicators

kekandelan (2% pilihan ing 20 ° C): Beda-beda saka 5 mPa · s kanggo 100,000 mPa · s, depending upon quality.
Methoxy Content: 19%– 30%.
Hydroxypropyl Web content: 4%– 32%.
pH (2% pilihan): 4.0– 8.0.
Dampness Content: ≤ 5%.
Bahan Awu: ≤ 1.5%.
Suhu Gel: 50 ° C– 90 ° C (varies by substitution ratio).

Conformity & Keamanan

This item satisfies the demands of significant pharmacopeias, including USP-NF, EP, lan JP. It is also compliant with FDA regulations for use in food, pharmaceuticals, lan kosmetik. HPMC is steady under typical storage conditions. Maintain it in a completely dry, awesome place away from wetness. Usage typical commercial health practices when taking care of the powder to avoid breathing or eye call.

Aplikasi Biasane

HPMC is widely used as a thickener, pengikat, film previous, lan agen penylametan banyu. Ing bangunan, it enhances workability and attachment in floor tile adhesives and provides. Ing pharmaceuticals, it serves as a controlled-release matrix in tablets. Ing panganan, it acts as an emulsifier and stabilizer. Personal treatment items use it for texture and suspension.

Applications of Hydroxypropyl Methyl Cellulose HPMC Hypromellose Methocel

Aplikasi saka Hydroxypropyl Methyl Cellulose (HPMC)

Building and Building

Hidroksipropil metil selulosa (HPMC) plays a vital role in modern building products. It is included in cement-based items like floor tile adhesives, plesteran, lan senyawa self-leveling. HPMC enhances workability by making the mix much easier to spread out. It additionally aids maintain water, which sustains proper cement hydration. This causes stronger bonds and fewer splits gradually.

Obat-obatan

In the medicine industry, HPMC acts as a safe and trusted excipient. It is made use of in tablet computers as a binder, assisting components stick. It likewise functions as a controlled-release representative, decreasing how quick a medicine liquifies in the body. Many capsule coverings are made from HPMC since it is plant-based and ideal for vegetarians. Eye goes down commonly consist of HPMC also– it imitates natural tears and maintains eyes moist.

Industri Pangan

HPMC is authorized as an artificial additive under the name E464. Iku fungsi minangka thickener, penstabil, lan emulsifier. You can discover it in sauces, ice cream, lan barang panggang tanpa gluten. In pastry shop things, it changes gluten by improving texture and wetness retention. It likewise avoids ice crystals from developing in desserts, giving a smoother mouthfeel.

Perawatan Pribadi lan Kosmetik

Lots of creams, sampo, and lotions use HPMC to create a smooth, also uniformity. It assists put on hold particles so they do not clear up near the bottom. HPMC additionally gives products an enjoyable feeling on the skin without leaving a greasy deposit. Its film-forming ability makes it valuable in hairdo gels and peel-off masks.

Other Utilizes

HPMC shows up in agricultural chemicals to aid active components stay with grow fallen leaves. It is likewise utilized in paints to manage viscosity and prevent splattering. Ing porselen, it adds environment-friendly strength to unfired clay bodies, reducing damage throughout handling.

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5 FAQs of Hydroxypropyl Methyl Cellulose HPMC Hypromellose Methocel

Pitakonan sing Sering Ditakoni Babagan HPMC (Hydroxypropyl Methyl Cellulose)

Apa HPMC digunakake kanggo?

HPMC minangka aditif umum ing pirang-pirang produk. Kerjane minangka thickener, pengikat, lan film-mantan. Sampeyan bakal nemokake ing bahan konstruksi kaya adhesives kothak lan plester. Iki uga digunakake ing pharmaceuticals, panganan, lan kosmetik kanggo nambah tekstur lan stabilitas.

Apa HPMC aman?

ya wis, HPMC dianggep aman. Regulatory agencies such as the FDA and EFSA have approved it for use in food and medicines. It is non-toxic and does not cause irritation in most people. Tansah tindakake pandhuan panggunaan kanggo aplikasi tartamtu.

Kepiye cara kerja HPMC ing produk konstruksi?

Ing bahan bangunan, HPMC helps retain water. This gives workers more time to work with the mix before it dries. It also improves adhesion and makes the final product smoother and stronger. Tanpa HPMC, some mortars and renders would dry too fast or crack easily.

Bisa HPMC larut ing banyu adhem?

ya wis, but it depends on the grade. Some types are designed to dissolve quickly in cold water. Others may need warm water or special mixing methods to avoid clumping. Always check the product data sheet for the correct preparation steps.

What is the difference between HPMC, Hypromellose, and Methocel?

These names all refer to the same chemical: hidroksipropil metil selulosa. “Hypromellose” is the official name used in pharmacopeias. “Methocel” is a brand name made by Dow Chemical. HPMC is the general term used across industries. They behave the same way when used correctly.