Introduction to HPMC/Hydroxypropyl methyl cellulose hpmc e5 e15 chemical, cas 9004-65-3

Hydroxypropyl Methylcellulose (HPMC), na ang Chinese na pangalan ay hydroxypropyl methylcellulose, ay isang semi-synthetic, non-ionic cellulose eter na nakuha sa pamamagitan ng chemically modifying natural cellulose. Ang puting pulbos na ito ay maaaring bumuo ng isang transparent na malapot na solusyon pagkatapos matunaw sa tubig. Ito ay may mahusay na pampalapot, pagpapanatili ng tubig, katatagan at mga katangian ng pagbuo ng pelikula. Ito ay isang kailangang-kailangan na multifunctional additive sa maraming larangan tulad ng konstruksiyon, gamot, at pagkain.

Characteristics and advantages of HPMC/Hydroxypropyl methyl cellulose hpmc e5 e15 chemical, cas 9004-65-3

Napakahusay na solubility sa tubig: Maaari itong mabilis na matunaw sa malamig na tubig upang bumuo ng isang malinaw at matatag na solusyon.

Mahusay na pampalapot at kakayahan sa pagpapanatili ng tubig: Dagdagan ang lagkit ng materyal, epektibong bawasan ang pagsingaw ng tubig, at pagbutihin ang kahusayan sa trabaho.

Magandang katatagan: Ito ay may mahusay na katatagan sa mga acid, alkalis, at mga asin, at angkop para sa malawak na hanay ng mga halaga ng pH.

Mga epekto sa pagbuo ng pelikula at proteksyon: Pagkatapos matuyo, ito ay bumubuo ng isang matigas at transparent na pelikula upang protektahan ang substrate at maiwasan ang pagtagos ng tubig at pagsingaw.

Non-toxic at hindi nakakairita: Ito ay may mahusay na biocompatibility at angkop para sa mga larangan ng medisina at pagkain.

Pagsasaayos: Sa pamamagitan ng pagbabago ng antas ng pagpapalit at molekular na timbang, ang pagganap nito ay maaaring iakma upang matugunan ang iba't ibang mga kinakailangan sa aplikasyon.

Specification of HPMC/Hydroxypropyl methyl cellulose hpmc e5 e15 chemical, cas 9004-65-3

Hydroxypropyl Methyl Cellulose (HPMC)– Technical Grade E5 & E15

Pangkalahatang-ideya ng Item

Hydroxypropyl methyl cellulose (HPMC), CAS No. 9004-65-3, ay isang semi-synthetic, water-soluble polymer made from cellulose. It is commonly used in construction, mga pharmaceutical, pagkain, and individual care products. The E5 and E15 qualities are standard technical kinds understood for their reputable efficiency and constant high quality.

Mga Lihim na Katangian

HPMC E5 and E15 look like white to beige powders. They liquify easily in chilly water yet not in hot water. As soon as mixed with cold water, they form clear, makapal na solusyon. These qualities provide good film-forming capacity, pagpapanatili ng tubig, at pampalapot na kapangyarihan. They continue to be steady across a broad pH range (generally 3– 11) and do not support microbial development.

Mga Karaniwang Aplikasyon

In the building sector, HPMC E5 and E15 are included in cement-based items like floor tile adhesives, nag-render, at self-leveling compounds. They improve workability, extend open time, and lower water loss during healing. In drugs, these qualities serve as binders, mga pagtatapos, or controlled-release agents in tablet computers. Food manufacturers utilize them as stabilizers or thickeners. They also appear in cosmetics for appearance enhancement and dampness control.

Paghawak at Pag-iimbak

Shop HPMC in a trendy, dry location far from straight sunlight and wetness. Maintain containers snugly closed when not in use. Stay clear of breathing dust during handling. Use typical safety equipment such as gloves and shatterproof glass. The shelf life is generally 24 buwan kung epektibong nai-save.

Mga pagtutukoy (Agent Values)

– Hitsura : Puti hanggang puti na malayang dumadaloy na pulbos
– Methoxyl material : 19– 30%.
– Hydroxypropoxyl content : 4– 32%.
– kapal (2% serbisyo, 20 ° C) : E5 ≈ 5 mPa · s; E15 ≈ 15 mPa · s.
– pH (2% solusyon) : 4.0– 8.0.
– Pagkawala sa pagpapatuyo : ≤ 5%.
– Abo na nilalaman ng web : ≤ 1.5%.

Applications of HPMC/Hydroxypropyl methyl cellulose hpmc e5 e15 chemical, cas 9004-65-3

Applications of HPMC (Hydroxypropyl Methyl Cellulose)

Secret Utilizes Throughout Industries

HPMC, or hydroxypropyl methyl cellulose (CAS 9004-65-3), is a versatile, water-soluble polymer commonly made use of in many markets. Ito ay nagsisilbing pampalapot, panali, film previous, at pampatatag. Its qualities– tulad ng E5 at E15— are picked based on viscosity and efficiency needs.

In the building market, HPMC improves workability and water retention in cement-based products like floor tile adhesives, nagbibigay, at self-leveling substance. This helps guarantee solid bond and decreases splitting during drying.

Sa mga pharmaceutical, HPMC E5 and E15 act as essential excipients. They are utilized in tablet coatings to manage medication release. They also work as binders in granulation and as thickness enhancers in eye decreases. Their safety and compatibility with energetic components make them excellent for dental and topical solutions.

Ang food market usages food-grade HPMC as an emulsifier, pampalapot, or foam stabilizer. It helps maintain structure and consistency in products like gelato, mga sarsa, and gluten-free baked items. HPMC is authorized by significant food safety authorities worldwide.

Sa individual care and cosmetics, HPMC supplies smooth appearance and security. It is located in hair shampoos, mga lotion, and tooth pastes, where it aids suspend fragments and enhance spreadability.

HPMC additionally plays a role in farming. It is made use of in chemical solutions to enhance bond to plant surfaces and regulate the release of active components. This boosts effectiveness while decreasing waste.

Its capability to liquify in cool water, kind clear movies, and continue to be secure throughout a variety of pH levels makes HPMC a reputable choice for formulators. Whether in building products, medications, pagkain, or cosmetics, HPMC delivers consistent performance with very little influence on final product high quality.

Panimula ng Kumpanya

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T/T, Western Union, Paypal, Credit Card atbp.

Mga Paraan ng Pagpapadala

Sa pamamagitan ng hangin, sa pamamagitan ng dagat, sa pamamagitan ng express, bilang kahilingan ng mga customer.

5 FAQs of HPMC/Hydroxypropyl methyl cellulose hpmc e5 e15 chemical, cas 9004-65-3

Frequently Asked Questions About HPMC (Hydroxypropyl Methyl Cellulose)

Ano ang HPMC?

Ang HPMC ay kumakatawan sa Hydroxypropyl Methyl Cellulose. It is a white to off-white powder made from natural cellulose. This chemical is widely used in construction, pagkain, and pharmaceuticals. Its CAS number is 9004-65-3.

What are E5 and E15 grades?

E5 and E15 refer to different viscosity grades of HPMC. The number shows how thick the solution becomes when mixed with water. E5 has low viscosity and works well in applications needing quick mixing. E15 has medium viscosity and gives better water retention. Both are safe and meet industry standards.

Where is HPMC used?

HPMC is used in many products. Sa pagtatayo, it improves workability and water retention in tile adhesives and plasters. Sa pagkain, ito ay nagsisilbing pampalapot o pampatatag (listed as E464). In medicines, it helps control drug release in tablets. It also appears in cosmetics and paints.

Is HPMC safe?

Oo, HPMC is non-toxic and approved for use in food and drugs by major health authorities like the FDA and EFSA. It does not irritate skin or eyes under normal handling. Always follow safety instructions on the product label.

Paano dapat iimbak ang HPMC?

Itabi ang HPMC sa malamig, tuyong lugar na malayo sa kahalumigmigan. Keep the container tightly closed. Kung ang pulbos ay nabasa, maaari itong bumuo ng mga bukol at mawalan ng bisa. Gumamit ng malinis, dry tools when handling to avoid contamination. Proper storage keeps the product stable for up to two years.