Introduction to Hydroxypropyl Methyl Cellulose HPMC Hypromellose Methocel

Hidroksipropil métilselulosa (HPMC), nu ngaran Cina nyaéta hydroxypropyl methylcellulose, mangrupa semi-sintétik, éter selulosa non-ionik diala ku modifikasi kimiawi selulosa alam. Bubuk bodas ieu tiasa ngabentuk solusi kentel transparan saatos leyur dina cai. Cai mibanda thickening alus teuing, ingetan cai, stabilitas jeung sipat ngabentuk pilem. Ieu mangrupa aditif multifunctional indispensable dina loba widang kayaning konstruksi.

Characteristics and advantages of Hydroxypropyl Methyl Cellulose HPMC Hypromellose Methocel

Kaleyuran cai anu saé: Éta tiasa gancang leyur dina cai tiis pikeun ngabentuk solusi anu jelas sareng stabil.

thickening efisien sarta pangabisa ingetan cai: Ningkatkeun viskositas bahan, éféktif ngurangan évaporasi cai, jeung ningkatkeun efisiensi gawé.

stabilitas alus: Éta gaduh stabilitas anu hadé pikeun asam, alkali, jeung uyah, sarta cocog pikeun rupa-rupa nilai pH.

Pilem-ngabentuk jeung épék pelindung: Sanggeus garing, éta ngabentuk pilem anu tangguh sareng transparan pikeun ngajagi substrat sareng nyegah penetrasi cai sareng évaporasi.

Non-toksik sarta non-irritating: Éta gaduh biokompatibilitas anu saé sareng cocog pikeun widang kadokteran sareng tuangeun.

Adjustability: Ku cara ngarobah darajat substitusi jeung beurat molekul, kinerja na bisa disaluyukeun pikeun minuhan sarat aplikasi béda.

Specifications of Hydroxypropyl Methyl Cellulose HPMC Hypromellose Methocel

Hidroksipropil Métil Selulosa (HPMC)– Spésifikasi produk

Rincian Dasar

Ngaran Kimia: Hidroksipropil Métil Selulosa
Other Names: Hypromellose, Methocel ™.
Nomer CAS: 9004-65-3.
Formula Molekul: C₈H₁₅O₅— [C₆H₇O₂( AND₃)_x( AND₂CHOHCH₃)_y( OH)_{3 − x − y}] n

Pasipatan fisik

HPMC appears as a white or beige, bubuk bébas-ngalir. It has no odor and is safe. The product liquifies easily in cold water to create a clear, ubar kandel. Teu leyur dina cai panas, étanol, éter, or chloroform. Lamun dicampur cai, it swells first and afterwards totally liquifies as the mixture cools.

Key Efficiency Indicators

Kandelna (2% pilihan di 20 ° C): Beda ti 5 mPa · s pikeun 100,000 mPa · s, depending upon quality.
Kandungan Methoxy: 19%– 30%.
eusi Wéb Hydroxypropyl: 4%– 32%.
pH (2% pilihan): 4.0– 8.0.
Kandungan Dampness: ≤ 5%.
Bahan Awu: ≤ 1.5%.
Suhu gél: 50 ° C– 90 ° C (varies by substitution ratio).

Kasaluyuan & Kaamanan

This item satisfies the demands of significant pharmacopeias, kaasup USP-NF, EP, jeung JP. It is also compliant with FDA regulations for use in food, farmasi, jeung kosmétik. 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 Biasa

HPMC is widely used as a thickener, binder, pilem saméméhna, jeung agén ingetan cai. Dina wangunan, it enhances workability and attachment in floor tile adhesives and provides. Dina farmasi, it serves as a controlled-release matrix in tablets. Dina dahareun, 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 Hydroxypropyl Methyl Cellulose (HPMC)

Gedong jeung Gedong

Hidroksipropil métil selulosa (HPMC) plays a vital role in modern building products. It is included in cement-based items like floor tile adhesives, plesteran, jeung sanyawa timer 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.

Narkoba

Dina industri ubar, 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. Ieu fungsi minangka thickener a, penstabil, jeung émulsifier. You can discover it in sauces, és krim, jeung barang dipanggang gluten bébas. 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 sareng Kosmétik

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.

Mangpaat séjén

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. Dina porselin, 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

Patarosan Remen Ditanya Ngeunaan HPMC (Hidroksipropil Métil Selulosa)

Naon HPMC dipaké pikeun?

HPMC mangrupakeun aditif umum dina loba produk. Gawéna salaku thickener a, binder, jeung pilem-urut. Anjeun bakal mendakanana dina bahan konstruksi sapertos napel ubin sareng plester. It is also used in pharmaceuticals, kadaharan, sareng kosmétik pikeun ningkatkeun tékstur sareng stabilitas.

Naha HPMC aman?

Sumuhun, HPMC is considered safe. Badan pangaturan sapertos FDA sareng EFSA parantos disatujuan pikeun dianggo dina dahareun sareng obat-obatan. It is non-toxic and does not cause irritation in most people. Salawasna turutan tungtunan pamakean pikeun aplikasi husus Anjeun.

Kumaha HPMC dianggo dina produk konstruksi?

Dina bahan wangunan, 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.

Tiasa HPMC leyur dina cai tiis?

Sumuhun, 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 métil 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.