Silk Fibroin Protein Powder

Silk Fibroin Protein Powder is a kind of silk protein with high molecular weight, water soluble. Silk Powder has the function of excellent natural humidity-control and caring for one's skin, preventing part of ultraviolet radiation, prevent and curing some skin disease result from all kinds of dampness and dryness. It has super effect used in prevent sunshine produce.

 

Silk Fibroin Protein Powder possesses the unique ability of absorbing oil, therefore it is suitable for the cosmetics applied to the oily skin. The particle size is from 5um to 100um with various specifications. Our extra fine Silk Powder can more easily mixed with cosmetic than common ones with thinner particle size.

                                   

Silk powder (silk fibrin powder) is a kind of macromolecular silk fibrin in powder form, which is made from the silk fibrin degummed under high pressure, requires special craft processing and smash through physical methods. Its molecular weight of is about 250000. It is tasteless, odorless, slightly soluble in water and insoluble in alcohol ether.

 

                                      

Specification	10% 20% 10:1 20:1 100:1 200:1
Test Method	HPLC
OEM Services	Available

 

Items	Specification
Coarse silk powder	Average particle size: 40 micron
Superfine Silk Powder	Average particle size: 10 Microns
Superfine Silk Powder	Mean particle diameter: 5 micrometers
Ultrafine and ultra-micro silk powder	Mean particle diameter: 2 micrometers
Nanometer silk powder	Mean particle diameter: 350 nanometers

 

1. Silk fibroin powder has the function of natural moistening, nourishing skin and promoting healing of skin wounds:
2. Application of skin protecting products enriched with silk fibroin powder on skin can reach the effects of facial beautification and preventing many skin diseases.
3. Clinical trials show that it has good therapy effects for several dermatosis, such as Skin Cracks, Dermatitis.
4. The experimental results show that silk fibroin powder has no irritability and can accelerate healing of wounds.
5.It can prevent corrosion and damage of dusts, coating, acid and alkaline chemical substances on skin.
6. Silk fibroin powder is very excellent hair-protecting function:
The protection for hair includes absorbability and adsorption, membrane, moisture retention.

 

 

Applied in pharmaceutical field.

1. It can anti-inflammatory, restrain facial cells.

2. Promote union of facial wound.

 

Applied in cosmetic field.

1. Silk fibroin protein powder has the ability to absorb uv light, prevent ultraviolet rays from entering the skin, whitening skin.

2. Anti-aging, is widely used in cosmetic field.

Introduction

Silk fibroin is a natural protein fiber produced by silkworms, primarily the Bombyx mori. It's renowned for its remarkable mechanical properties, biocompatibility, and biodegradability, making it an exceptional material for various applications ranging from textiles to biomedical fields. Silk fibroin protein powder, derived from these fibers, has gained attention for its versatility and functionality in numerous domains.

Source

The primary source of silk fibroin is the cocoon of the Bombyx mori silkworm. These cocoons are composed mainly of two proteins: fibroin, the core structural protein, and sericin, a glue-like protein that holds the fibroin fibers together. Silk fibroin is extracted by removing sericin, leaving behind the pure fibroin protein.

Production Process

The production of silk fibroin protein powder involves several key steps:

Cocoon Harvesting: Cocoons are collected after the silkworm completes its lifecycle.

Degumming: This process removes sericin from the cocoon, typically using hot water or steam, sometimes with added soap or alkaline substances.

Dissolving: The degummed silk is dissolved in a suitable solvent, such as LiBr or CaCl2, to form a silk fibroin solution.

Purification: The solution is purified to remove salts and any remaining impurities, often through dialysis.

Concentration: The purified silk fibroin solution is concentrated, usually by evaporation or ultrafiltration.

Drying: The concentrated silk fibroin solution is dried using methods like lyophilization (freeze-drying) to obtain silk fibroin protein powder.

Function

Silk fibroin protein powder has unique properties that make it highly functional:

Biocompatibility: It's well tolerated by the human body, making it suitable for biomedical applications.

Biodegradability: It can be broken down by natural processes, reducing environmental impact.

Mechanical Strength: It possesses high tensile strength and elasticity.

Controlled Degradation: The rate of degradation can be adjusted based on the application.

Drug Binding Sites: It can bind with various drugs and bioactive compounds, allowing for controlled release.

Application Scope

Biomedical Applications:

Tissue Engineering: Used as scaffolds for tissue regeneration, including skin, bone, and ligament tissues.

Drug Delivery Systems: Enables controlled release of therapeutics.

Wound Dressings: Promotes healing due to its biocompatibility and protective properties.

Cosmetics:

Incorporated into creams, lotions, and serums for its moisturizing properties and ability to form breathable films on the skin.

Textiles:

Used in the production of specialized fabrics that require biocompatibility and strength, including medical sutures and implantable devices.

Food Industry:

As an edible film or coating to improve food preservation and packaging.

Research:

In the study of biomaterials and their interactions with biological systems, providing insights into tissue engineering, regenerative medicine, and drug delivery mechanisms.

Conclusion

Silk fibroin protein powder exemplifies the intersection of natural materials science and technological innovation, offering a sustainable and versatile solution across a wide range of applications. From enhancing medical treatments to advancing cosmetic formulations and beyond, the potential of silk fibroin continues to unfold, driven by ongoing research and development efforts. As we explore further into its capabilities, silk fibroin stands as a testament to the profound impact of biomaterials in improving human health and the environment.

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