What are the main characteristics of gums and mucilages?

What are the main characteristics of gums and mucilages?

Gums and mucilages have certain similarities; both are plant hydrocolloids. They are also a mixture of clear amorphous polymers and monosaccharide polymers and are combined with uronic acid. Gums and mucilages contain hydrophilic molecules that can combine with water to form viscous or gel-like solutions.

What are pectins gums and mucilages?

Gums, mucilages and pectins are widely used natural excipients for conventional and novel dosage forms. They can also be modified in different ways to obtain tailor made materials for drug delivery systems and thus can compete with the available synthetic excipients.

What is gum in pharmacy?

Gums became important excipients in many pharmaceutical preparations owing to their abundance, biodegradability, non-toxicity and comparatively low cost. They have notable applications in pharmaceutical preparation as binders, disintegrants, suspending agents, emulsifiers.

What are the sources of gums and mucilages found in the Philippines?

In the Philippines, there are few plant species producing gums such as narra (Pterocarpus indicus), a source of kino, a red gum-type used in folk remedies for tumors; acacia (Samanea saman), the bark is an abundant source of gums and resins used as gum Arabic for gluing; and ipil-ipil (Leucaena leucocephala), barks and …

What is the difference between resin and gum?

The primary difference between gums and resins is that resins are not water soluble, while gums are. Resins used in these products are transparent or semi-transparent and have a characteristic luster. Humans used resins for thousands of years before anyone wanted to polish furniture.

What is in guar gum?

What is guar gum?

• Also known as guaran, guar gum is made from legumes called guar beans ( 1 ).
• It’s a type of polysaccharide, or long chain of bonded carbohydrate molecules, and composed of two sugars called mannose and galactose ( 1 ).
• Guar gum is frequently used as a food additive in many processed foods ( 1 ).

Why are mucilages primarily used as suspending agents?

Mucilages are also used as suspending agent and help to suspend insoluble solid substances in liquid formulations. They prevent immediate sedimentation and caking due to their colloidal character and high viscosity. Their high viscous nature makes mucilage a stabilizer of choice in suspension.

What are the uses of gums?

They are widely used in the food industry for thickening agents, emulsifiers, and stablizers. Because they are considered inert substances, they are also used in diet products and medicines. Gums are also used for the following: Disperse fat and proteins in dairy products.

How are gums classified?

Gums are classified into two main groups: (a) real gums, plant products that form a clear solution in water and (b) vegetable mucilages, products that swell but do not dissolve completely in water.

What is gum rosin used for?

Gum rosin is generally used in making rubber based, pressure sensitive and hot-melt adhesive. It increases the strength, softness and adhesive power. In paper industry it used as a sizing agent to prevent the ink from dispersing on paper.

What is gum resin in the Bible?

In Fauna and Flora of the Bible, translators define stacte (nataf) as a resinous, aromatic gum exuding from Commiphora opobalsamum. Van Dam writes that stacte, which many equate with nataf, is a resinous aromatic gum of a balsam tree which he identifies as Commiphora opobalsamum.

What is the meaning of mucilage?

Mucilage is a thick, gluey substance produced by nearly all plants and some microorganisms. These microorganisms include protists which use it for their locomotion. A gum tree. To chew, especially of a toothless person or animal. (transitive) To deepen and enlarge the spaces between the teeth of (a worn saw), as with a gummer.

What are the methods of collection of gum?

METHODS OF COLLECTION:METHODS OF COLLECTION: The gum can be obtained from the plants in the 1The gum can be obtained from the plants in the 1stst year (this isyear (this is then of poor quality & unfit for commercial use). Plants arethen of poor quality & unfit for commercial use).

What is the colour of the gum?

The gum is white or white-yellow in colour he gum is white or white-yellow in colour & translucent. It is odourless & has little taste.translucent. It is odourless & has little taste.

What are the components of gums?

GUMS: CONSTITUENTSGUMS: CONSTITUENTS Gums consist of Ca, Mg & K-Gums consist of Ca, Mg & K- salts of polyuronides.salts of polyuronides. Gums can be hydrolysed byGums can be hydrolysed by prolonged boiling withprolonged boiling with dilute acids to yeild adilute acids to yeild a mixture of sugars andmixture of sugars and uronic acids.uronic acids.