Hydroxypropyl Methylcellulose-What Is It?

Cellulose is a component naturally present in plant cell walls. There are many modified cellulose polymers including carboxymethyl cellulose calcium, carboxymethyl cellulose acetate butyrate, carboxymethyl cellulose hydroxyethyl cellulose, cellulose acetate, cellulose acetate butyrate, cellulose Gum, cellulose acetate propionate, cellulose acetate propionate, cellulose succinate, cetyl hydroxyethyl cellulose, ethyl cellulose, cellulose hydrolyzed chewing gum, Hydroxybutyl methyl cellulose, Hydroxyethylcellulose, hydroxy Ethyl ethyl cellulose, Hydroxypropylcellulose, hypromellose, methyl cellulose, hypromellose succinate/, methyl cellulose, methyl ethyl cellulose, methyl Hydroxyethylcellulose, microcrystalline cellulose that can be used in cosmetics and personal care products of potassium cellulose succinate and sodium cellulose sulfate. These cellulose ingredients may be used in cosmetics and personal care products, including bath products, hair products, eye and facial makeup, skin care products, and shaving products.

Why is it used in cosmetics and personal care products?

According to reports, these ingredients have the following functions.

Abrasives-Microcrystalline Cellulose

Adsorbent-cellulose, microcrystalline cellulose

Binder-hydroxyethyl cellulose, hydroxypropyl methyl cellulose, methyl hydroxyethyl cellulose

Anti-caking agent-microcrystalline cellulose

Binder-carboxymethyl hydroxyethyl cellulose, cellulose gum, cellulose acetate propionate carboxylate, ethyl cellulose, hydroxybutyl methyl cellulose, hydroxyethyl cellulose, hydroxyethyl cellulose, hydroxy propyl cellulose, hydroxypropyl methyl cellulose, methyl cellulose, methyl ethyl cellulose, sodium cellulose sulfate

Hydroxypropyl Methylcellulose

Raising agent-cellulose, microcrystalline cellulose

Emulsion stabilizer-carboxymethyl cellulose calcium, carboxymethyl cellulose acetate butyrate, carboxymethyl hydroxyethyl cellulose, cellulose gum, cellulose acetate propionate carboxylate, cetyl hydroxyethyl Cellulose, hydrolyzed cellulose gum, hydroxybutyl methyl cellulose, hydroxyethyl methylcellulose, hydroxyethyl cellulose, hydroxypropyl ethylcellulose, hydroxypropyl methyl cellulose, methyl cellulose, methyl ethyl cellulose, methyl hydroxyethyl cellulose, microcrystalline cellulose, sodium cellulose sulfate

Film forming agent-carboxymethyl cellulose calcium, carboxymethyl cellulose acetate butyrate, carboxymethyl hydroxyethyl cellulose, cellulose acetate, cellulose acetate butyrate, cellulose gum, cellulose acetate propionic acid Ester, cellulose acetate propionate, ethyl cellulose, hydrolyzed cellulose gum, hydroxybutyl methylcellulose, hydroxyethylcellulose, hydroxyethyl ethylcellulose, hydroxypropyl cellulose, hydroxypropyl methyl cellulose , Hydroxypropyl methyl cellulose, hydroxypropyl methyl cellulose acetate/succinic acid

Opacifier-cellulose succinate, potassium cellulose succinate

Skin conditioner-humectant-cellulose succinate, potassium cellulose succinate

Anti-slip modifier-cellulose, microcrystalline cellulose

Tackifier-water-based-carboxymethyl cellulose calcium carboxymethyl cellulose acetate butyrate, carboxymethyl hydroxyethyl cellulose, cellulose gum, cellulose acetate propionate carboxylate, hydroxyethyl Cellulose, ethyl cellulose, hydrolyzed cellulose gum, hydroxybutyl methyl cellulose, hydroxyethyl cellulose, hydroxyethyl ethylcellulose, hydroxypropylcellulose, hydroxypropyl methyl cellulose, methyl cellulose, methyl ethyl cellulose, methyl hydroxyethyl cellulose, microcrystalline cellulose, sodium cellulose sulfate

Cellulose is a substance derived from plants. It is a large molecule composed of relatively small compounds called monomers. Cellulose is composed of glucose monomers, which is slightly different from starch, which is also composed of glucose monomers. The other ingredients in this group are modified cellulose polymers.

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How To Dissolve HPMC(Hydroxypropyl Methylcellulose) Correctly?

HPMC can be divided into instantaneous type (surface treatment) and hot melt type (non-surface treatment). The instant product disperses rapidly in cold water and disappears in the water. At this time, the liquid has no viscosity, because HPMC is only dispersed in water and not really dissolved. After about 2 minutes, the viscosity of the liquid gradually increased, forming a transparent viscous colloid. Hot-melt type, agglomerates in cold water, but quickly disperses in hot water, and disappears in hot water until the temperature drops to a certain temperature, and the viscosity slowly appears until a transparent viscous colloid is formed. The reason for the agglomeration in cold water is that the cellulose powder in the outer layer immediately begins to be sticky and thickens into a transparent colloid when it encounters cold water, while the inner cellulose is not in contact with water, is surrounded by colloids, or is powdery, but slowly dissolve. In practical applications, there is no need to use hot water to dissolve hot melt products, because putty powder or mortar is a powder. After dry mixing, the cellulose is separated by other substances. When it encounters water, it immediately becomes viscous and does not clump. Hot melt type can only be used in putty powder and mortar. In liquid glue and paint, there will be lumps. It is widely used in instant type (surface treatment), in putty powder and mortar, as well as liquid glue and paint. There are no contraindications. However, for the instant type (surface treatment), its water retention performance and stability cannot be compared with the hot melt type (non-surface treatment). Therefore, we recommend hot-melt (non-surface-treated) type in dry powders, such as putty powder and mortar.

In short, for different types of products, the correct method can fully dissolve them. If agglomeration occurs during the dissolution process, it is caused by insufficient stirring or direct addition of ordinary molds in cold water. At this point, it should be stirred quickly. In addition, if bubbles are generated during the dissolution process, they can be placed or defoamers can be added.

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HPMC