Curdlan is a microbial β-glucan polysaccharide produced by fermentation of carbohydrates using Agrobacterium species. It is a high-molecular-weight, linear glucan consisting primarily of β-(1→3)-linked D-glucose units. Its distinctive polymeric structure gives Curdlan useful film-forming, viscosity-modifying and texture-enhancing characteristics for cosmetic formulation development.
Curdlan is a bio-based polysaccharide that can be incorporated into selected skin-care and personal-care formulations where a functional polymer is required. Its performance is influenced by molecular weight, concentration, hydration conditions, temperature, ionic environment and processing conditions.
Curdlan is a microbial exopolysaccharide belonging to the β-glucan family. It is produced by controlled microbial fermentation and consists predominantly of β-(1→3)-linked glucose residues.
Unlike many conventional cosmetic gums, Curdlan has a distinctive ability to form structured systems under suitable heating conditions. This characteristic makes it particularly interesting for formulation systems requiring polymeric texture modification and film formation.
Curdlan is a bio-derived polysaccharide that can provide functional properties to cosmetic formulations. Its polymeric nature allows it to interact with water and other formulation components to modify texture and rheology.
The exact performance depends strongly on the commercial grade and processing conditions.
Curdlan can contribute to film formation when incorporated into appropriate cosmetic systems. A polymeric film can provide a smooth surface layer and modify the sensory characteristics of a finished formulation.
Film characteristics depend on polymer concentration, molecular weight, drying conditions and the presence of other formulation ingredients.
Curdlan can contribute to viscosity and texture modification in aqueous formulations. Its rheological behaviour varies with concentration, temperature and hydration conditions.
It can be evaluated in formulations where a structured texture and controlled consistency are required.
One of the distinctive characteristics of Curdlan is its ability to form thermally induced gels under suitable conditions. Heating can cause hydrated Curdlan dispersions to develop a three-dimensional polymer network.
This property is primarily associated with its β-(1→3)-glucan structure and can be useful when developing structured cosmetic formulations.
Curdlan can be evaluated in selected skin-care products such as creams, gels, masks, serums and other formulations requiring polymeric texture modification.
It can be combined with humectants, emollients, botanical ingredients and other cosmetic polymers following compatibility testing.
Curdlan can be considered for gel formulations where a structured polymer network is desired. The final gel properties depend on concentration, heating conditions, cooling conditions and formulation composition.
Curdlan can be evaluated in cosmetic mask formulations where film formation and structured texture are desired.
Its polymeric characteristics can contribute to the formation of a cohesive layer during application and drying.
Curdlan may be incorporated into selected serum formulations as a functional polysaccharide. The concentration should be optimised to achieve the desired viscosity and sensory profile.
Curdlan can be evaluated in selected hair-care formulations where film formation, texture modification or polymeric conditioning characteristics are desired.
Curdlan is primarily a linear β-(1→3)-D-glucan. Its repeating glucose units form the backbone of the polysaccharide.
The polymer's molecular weight and physical behaviour can vary according to the microorganism, fermentation conditions, purification process and commercial grade.
Curdlan is produced through microbial fermentation of suitable carbohydrate substrates using Agrobacterium species. After fermentation, the polysaccharide is recovered, purified, dried and processed into a commercial powder.
Formulators should evaluate:
Curdlan can be evaluated in:
Curdlan is a microbial β-glucan polysaccharide consisting primarily of β-(1→3)-linked D-glucose units.
The INCI name is Curdlan.
The CAS number commonly assigned to Curdlan is 54724-00-4.
Curdlan can be used as a functional polysaccharide for film formation, texture modification and structured formulation development.
Yes. Curdlan is a microbial β-(1→3)-glucan.
Curdlan is produced through microbial fermentation using suitable Agrobacterium species.
Yes. Under suitable heating and formulation conditions, Curdlan can form thermally induced gels.
Yes. It can be evaluated in selected creams, gels, masks, serums and other skin-care systems.
Curdlan is a biologically produced microbial polysaccharide and can be considered a bio-based polymer.
| Parameter | Specification |
|---|---|
| Appearance | White to off-white powder |