Introduction to High Viscosity Cellulose Ether Hydroxypropyl Methyl Cellulose HPMC

Hydroxypropyl Methylcellulose (HPMC), yang nama Cinanya ialah hydroxypropyl methylcellulose, adalah separa sintetik, eter selulosa bukan ionik yang diperoleh dengan mengubah suai secara kimia selulosa semula jadi. Serbuk putih ini boleh membentuk larutan likat lutsinar selepas larut dalam air. Ia mempunyai penebalan yang sangat baik, pengekalan air, kestabilan dan sifat membentuk filem. Ia adalah bahan tambahan pelbagai fungsi yang sangat diperlukan dalam banyak bidang seperti pembinaan.

Characteristics and advantages of High Viscosity Cellulose Ether Hydroxypropyl Methyl Cellulose HPMC

Keterlarutan air yang sangat baik: Ia boleh cepat dibubarkan dalam air sejuk untuk membentuk penyelesaian yang jelas dan stabil.

Keupayaan penebalan dan pengekalan air yang cekap: Meningkatkan kelikatan bahan, mengurangkan penyejatan air dengan berkesan, dan meningkatkan kecekapan kerja.

Kestabilan yang baik: Ia mempunyai kestabilan yang baik terhadap asid, alkali, dan garam, dan sesuai untuk pelbagai nilai pH.

Pembentukan filem dan kesan perlindungan: Selepas kering, ia membentuk filem yang sukar dan telus untuk melindungi substrat dan menghalang penembusan air dan penyejatan.

Tidak toksik dan tidak merengsa: Ia mempunyai biokompatibiliti yang baik dan sesuai untuk bidang perubatan dan makanan.

Kebolehlarasan: Dengan menukar tahap penggantian dan berat molekul, prestasinya boleh diselaraskan untuk memenuhi keperluan aplikasi yang berbeza.

Specifications of High Viscosity Cellulose Ether Hydroxypropyl Methyl Cellulose HPMC

High Viscosity Cellulose Ether: Hydroxypropyl Methyl Cellulose (HPMC)

Ringkasan Produk

Hydroxypropyl Methyl Cellulose (HPMC) is a high-viscosity cellulose ether made from natural cellulose. It dissolves conveniently in chilly water and develops a clear, steady solution. This item is extensively made use of in building, farmaseutikal, makanan, and personal care due to its outstanding thickening, mengikat, and film-forming buildings.

Spesifikasi Utama

Tengok: Serbuk mengalir bebas putih hingga putih pudar
Kelikatan: 4,000– 100,000 mPa · s (diukur pada 2% perkhidmatan, 20 ° C)
. Bahan Metoksil: 19.0– 24.0%.
Kandungan Web Hydroxypropyl: 4.0– 12.0%.
Nilai pH: 5.0– 8.0 (2% ubat berair).
Kandungan Kebasahan: ≤ 5.0%.
Kandungan Abu: ≤ 5.0%.
Suhu Gel: 58– 64 ° C.

Prestasi Termasuk

Kualiti HPMC ini membekalkan pengekalan air pepejal, which aids enhance workability and bond in cement-based items like ceramic tile adhesives and renders. It also avoids sagging and slumping during application. In dry-mix solutions, it improves open time and guarantees consistent structure. The item stays stable throughout a variety of temperature levels and pH levels. It does not sustain microbial growth and blends well with various other typical additives.

Ruang pengendalian dan penyimpanan

Store HPMC in an awesome, completely dry place away from direct sunshine and dampness. Pastikan bekas tertutup rapat apabila tidak digunakan. Stay clear of contact with solid acids or bases. Use conventional industrial health practices when taking care of the powder to prevent dust breathing. Life span is usually one year under proper storage conditions.

Applications of High Viscosity Cellulose Ether Hydroxypropyl Methyl Cellulose HPMC

Applications of High Thickness Cellulose Ether HPMC

Produk Pembinaan dan Struktur

High thickness hydroxypropyl methyl cellulose (HPMC) works well in building products. It assists control water retention in cement-based materials like ceramic tile adhesives, menyediakan, dan bahan meratakan sendiri. This keeps the mix practical longer and enhances bond toughness. The thickening result also stops active ingredients from separating throughout storage space or use.

Cat dan Salutan

Dalam cat berasaskan air, high viscosity HPMC acts as a thickener and stabilizer. It offers the paint a smooth texture and aids it spread out evenly on walls. This minimizes splatter and sagging. HPMC also protects against pigments from working out at the end of the canister, so the paint stays consistent with time.

Farmaseutikal

The pharmaceutical industry uses high thickness HPMC in tablet computers and capsules. It functions as a binder that holds active components together. It additionally regulates how quickly a medication liquifies in the body. This makes certain medication is launched gradually for far better outcomes. HPMC adalah bebas risiko, tidak toksik, and authorized for human use worldwide.

Sektor Makanan

Food manufacturers include high viscosity HPMC to particular products as a thickener or emulsifier. It improves appearance in products like sauces, pembalut, dan pilihan produk tenusu. HPMC aids maintain water and oil combined, which maintains item high quality throughout shelf life. It likewise includes mouthfeel without changing taste.

Ceramics and Other Utilizes

Dalam pengeluaran seramik, HPMC boosts eco-friendly stamina and form retention prior to shooting. It enables complex kinds to hold their framework throughout drying. Namun, HPMC discovers use in adhesives, cleaning items, and individual care items where stable thickness and film-forming ability matter. Its adaptability makes it a trusted additive throughout lots of areas.

Profil Syarikat

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5 FAQs of High Viscosity Cellulose Ether Hydroxypropyl Methyl Cellulose HPMC

Frequently Asked Questions About High Viscosity HPMC

Apakah itu HPMC kelikatan tinggi?

Kelikatan tinggi hidroksipropil metil selulosa (HPMC) is a white powder made from natural cellulose. It dissolves in cold water and forms a thick, penyelesaian yang jelas. Pembina dan pengilang menggunakannya untuk memperbaiki tekstur, tahan air, and control flow in products like tile adhesives, plaster, dan sebatian meratakan sendiri.

Mengapa memilih kelikatan tinggi berbanding HPMC biasa?

High viscosity HPMC gives better water retention and stronger film formation. This means your mix stays workable longer and sticks better to surfaces. It also reduces sagging on vertical walls and helps prevent cracks as the material dries.

How do I mix high viscosity HPMC properly?

Always add HPMC slowly into fast-mixing cold water. Do not dump it all at once—this causes lumps. Let the mixture stir for 10 kepada 15 minutes until fully dissolved. Elakkan menggunakan air panas; it can weaken performance. Store the dry powder in a cool, dry place before use.

Does high viscosity HPMC affect setting time?

ya, it can slightly slow down the initial set. This is often helpful because it gives workers more time to spread or adjust the material. The final strength of the product is not reduced. Sebenarnya, better water retention usually leads to stronger curing.

Is high viscosity HPMC safe to use?

HPMC bukan toksik, tidak berbau, dan boleh terbiodegradasi. It meets international safety standards for construction and building materials. Always wear gloves and a mask when handling the dry powder to avoid dust inhalation or skin irritation. Once mixed into a slurry, it poses no health risk during normal use.