Introduction to Hemc Hpmc Hydroxyethyl Cellulose Hec 9004-62-0

Hidroksipropil metilceluloza (HPMC), čije je kinesko ime hidroksipropil metilceluloza, je polusintetika, neionski celulozni eter dobiven kemijskom modifikacijom prirodne celuloze. Ovaj bijeli prah može stvoriti prozirnu viskoznu otopinu nakon otapanja u vodi. Ima izvrsno zgušnjavanje, zadržavanje vode, stabilnost i svojstva stvaranja filma. Neizostavan je višenamjenski dodatak u mnogim područjima poput građevinarstva, lijek, i hrane.

Characteristics and advantages of Hemc Hpmc Hydroxyethyl Cellulose Hec 9004-62-0

Izvrsna topljivost u vodi: Može se brzo otopiti u hladnoj vodi kako bi se dobila bistra i stabilna otopina.

Učinkovito zgušnjavanje i sposobnost zadržavanja vode: Povećajte viskoznost materijala, učinkovito smanjiti isparavanje vode, i poboljšati učinkovitost rada.

Dobra stabilnost: Ima dobru stabilnost na kiseline, lužine, i soli, i pogodan je za širok raspon pH vrijednosti.

Filmotvorni i zaštitni učinci: Nakon sušenja, stvara čvrst i proziran film koji štiti podlogu i sprječava prodor vode i isparavanje.

Netoksičan i ne iritira: Ima dobru biokompatibilnost i pogodan je za područja medicine i prehrane.

Prilagodljivost: Promjenom stupnja supstitucije i molekulske težine, njegova se izvedba može prilagoditi različitim zahtjevima primjene.

Specification of Hemc Hpmc Hydroxyethyl Cellulose Hec 9004-62-0

Hidroksietil celuloza (HEC)– Zahtjevi za proizvod

Fundamental Information

Kemijski poziv: Hidroksietil celuloza
CAS broj: 9004-62-0
Molekularna formula: C₂H₆O₂· C₆H₇( OH)₃O₂ (repeating unit).
Ordinary Molecular Weight: Varies by grade (usually 90,000– 1,300,000 g/mol).

Fizičke kvalitete

HEC appears as a white to off-white, slobodno protočni prah. It is odorless and non-ionic. The material dissolves quickly in cool water to create clear, viskozne opcije. It does not dissolve in a lot of organic solvents like ethanol, acetone, ili kloroform. HEC options remain stable across a large pH variety (obično 3– 11). The viscosity of the solution relies on focus, molekularna težina, i razinu temperature.

Trik uključuje

HEC supplies outstanding thickening, suspending, and water-retention residential properties. It functions well in both acidic and alkaline systems. The product reveals excellent compatibility with salts, surfactants, and various other water-soluble polymers. It additionally supplies film-forming ability and boosts attachment in several formulas. HEC is non-toxic and biodegradable under ideal conditions.

Uobičajene aplikacije

This quality of HEC is widely made use of in building materials such as floor tile adhesives, concrete renders, i samorazlivne mase. It is likewise common in paints and layers to control flow and stop pigment settling. Personal care products like shampoos, losioni, and tooth pastes use HEC for texture and security. Various other uses include drugs (as a binder or controlled-release agent), agricultural chemicals, and oilfield exploration liquids.

Skladišni prostor i rukovanje

Store HEC in a trendy, potpuno suhom mjestu daleko od vlage. Keep containers firmly shut when not being used. Spriječite izravno izlaganje visokoj vlažnosti, which might trigger clumping. Use conventional industrial health methods throughout handling. Wear gloves and eye defense if long term contact is anticipated.

Applications of Hemc Hpmc Hydroxyethyl Cellulose Hec 9004-62-0

Applications of HEMC, HPMC, and Hydroxyethyl Cellulose (HEC)– CAS 9004-62-0

Građevinarstvo i građevinski materijali

HEC, HPMC, i HEMC are commonly used in building and construction products. They boost water retention in cement-based products like floor tile adhesives, čini, i samorazlivajućih tvari. This aids the cement moisturize effectively, što rezultira snažnijim vezama i manje pukotina. These cellulose ethers also make mixes simpler to work with by giving them a smooth, regular appearance.

Boje i premazi

U bojama na bazi vode, hidroksietil celuloza (HEC) služi kao zgušnjivač. It manages exactly how the paint flows and spreads on surface areas. This protects against sagging on wall surfaces and makes certain also insurance coverage. HEC likewise maintains pigments and other solids equally combined, so the paint remains secure with time and does not different in the can.

Osobni tretmani i kozmetika

These cellulose derivatives prevail in shampoos, kreme, i kreme. They offer items an abundant, luscious feeling without being oily. HEC i HPMC aid put on hold fragments, support solutions, and control thickness. They are gentle on skin and compatible with numerous other components utilized in personal treatment solutions.

Droge

U medicini, HPMC i HEC function as binders, film formers, and controlled-release agents. They are utilized in tablet computers, kapi za oči, i losione. Their capacity to swell or liquify at details prices makes them suitable for timed medication distribution. These products are safe and approved for use in numerous regulated health and wellness products.

Druge industrijske namjene

Izvan ovih polja, celulozni eteri discover functions in cleaning agents, agrokemikalije, i keramike. In cleaning products, they aid suspend dirt and improve cling to upright surface areas. U kemikalijama, they guarantee also spreading and sticking to plant leaves. U keramičkim lusterima, they help in application and decrease splitting throughout drying out.

Predstavljanje tvrtke

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5 FAQs of Hemc Hpmc Hydroxyethyl Cellulose Hec 9004-62-0

Frequently Asked Questions About HEMC/HPMC (Hidroksietil metil celuloza)

What is HEMC/HPMC?

HEMC or HPMC stands for Hydroxyethyl Methyl Cellulose. To je polimer topiv u vodi napravljen od prirodne celuloze. People use it in many industries like construction, farmaceutski proizvodi, i hrane. Its chemical ID is CAS 9004-62-0.

Zašto se HPMC koristi u građevinskim materijalima?

HPMC pomaže u kontroli zadržavanja vode u proizvodima na bazi cementa. This means tiles, flasteri, and mortars stay workable longer. It also improves adhesion and reduces cracking. Builders rely on it to get smooth, strong results.

Is HPMC safe for use in food or medicine?

Da. When made to meet food-grade or pharma-grade standards, HPMC je siguran. Djeluje kao zgušnjivač, stabilizator, or binder. Regulatory bodies like the FDA approve it for these uses. Always check the product specification to confirm its grade.

How does HPMC dissolve in water?

HPMC dissolves easily in cold water but not in hot water above a certain temperature. Polako miješajte kako ne bi bilo grudica. Stirring helps it form a clear, viskozna otopina. The final viscosity depends on the grade and concentration used.

What makes HEMC different from regular HEC or HPMC?

HEMC is a hybrid that includes both hydroxyethyl and methyl groups. This gives it better stability over a wide pH range and improved performance in high-salt environments. Compared to pure HEC or HPMC, HEMC often offers more balanced properties for demanding applications.