CAS · 9005-25-8
Product Overview
Starch丨CAS 9005-25-8 is a naturally occurring polysaccharide carbohydrate composed primarily of amylose and amylopectin. It is extracted from various plant sources such as corn, potatoes, wheat, rice, and cassava. As a biodegradable, renewable, and versatile material, starch has a broad spectrum of applications across multiple industries including food, pharmaceuticals, textiles, paper, and bio-plastics. Below is an in-depth overview of its key applications and associated benefits.
Product Specifications
| Property | Specification |
|---|---|
| Grade | CP2020 |
| Appearance | White to off-white powder, Insoluble in water or ethanol |
| Identification | Positive |
| PH | 4.5-7.0 |
| Foreign matter | Negative |
| Sulfur dioxide | 0.005% max |
| Iron | 0.001% max |
| Oxidizing substances | 0.002% max |
| Heavy metal | 0.002% max |
| Total protein | 0.3% max |
| Loss on drying | 15% max |
| Residue on ignition | 0.6% max |
| Total number of aerobic bacteria | 1000 cfu/g max |
| Total number of molds and yeasts | 100 cfu/g max |
| Escherichia Coli | Negative |
Applications
1. Food Industry
Starch丨CAS 9005-25-8 is perhaps most widely used in the food sector, both as a primary ingredient and as an additive.
Thickening Agent: Used in sauces, soups, gravies, and puddings to improve texture and viscosity.
Stabilizer and Binder: Maintains consistency in products like salad dressings, pie fillings, and processed foods.
Sweetener Production: Starch can be hydrolyzed enzymatically or chemically to produce glucose syrup, high-fructose corn syrup (HFCS), and maltodextrins.
Fat Replacer: Modified starches serve as fat mimetics in low-fat foods.
2. Pharmaceutical Industry
Starch is a key excipient in the formulation of tablets and capsules.
Disintegrant: Facilitates the breakdown of tablets upon ingestion.
Binder and Filler: Ensures consistency and stability in dosage forms.
Carrier for Active Ingredients: Improves solubility and delivery of poorly soluble drugs.
3. Paper and Packaging Industry
Starch is integral to the production and enhancement of paper products.
Surface Sizing Agent: Improves paper strength, printability, and resistance to ink penetration.
Coating Agent: Enhances gloss and surface smoothness.
Adhesive in Corrugated Boards: Provides strength and cohesion in paperboard and cardboard production.
4. Textile Industry
In textile manufacturing, starch is used primarily for finishing and sizing.
Yarn Sizing Agent: Reduces friction during weaving and enhances strength.
Fabric Finishing: Imparts stiffness and a smooth texture to fabrics.
5. Bio-plastics and Eco-Friendly Materials
Given the global push for sustainable alternatives, starch-based materials are gaining traction.
Biodegradable Plastics: Starch is used alone or blended with polymers like PLA (polylactic acid) to create compostable films and containers.
Foam Packaging: A starch-based alternative to petroleum-derived polystyrene.
6. Cosmetics and Personal Care
Starch is found in various cosmetic products due to its natural and non-irritating properties.
Absorbent and Mattifying Agent: Used in face powders and dry shampoos to absorb oils and moisture.
Texture Enhancer: Provides a smooth, silky feel in creams and lotions.
7. Construction and Adhesives
In the building materials sector, Starch丨CAS 9005-25-8 is utilized in gypsum board manufacturing and adhesives.
Adhesive Binders: In wallboards and insulation boards, starch acts as a binding agent for structural integrity.
Concrete Additive: Helps improve the rheology of wet concrete.
Benefits
1. Biodegradability and Sustainability
Being derived from renewable plant sources, starch is fully biodegradable and eco-friendly. Its use contributes to the reduction of environmental pollution, especially in packaging and disposable products.
2. Versatility and Modifiability
Starch's physical and chemical properties can be easily modified (e.g., through acid hydrolysis, cross-linking, or oxidation) to suit specific industrial applications. This makes it a highly adaptable material for custom formulations.
3. Cost-Effectiveness
Due to its abundance and ease of extraction, starch is a cost-effective raw material for both large-scale industrial applications and small-scale product formulations.
4. Non-Toxic and Safe
Starch丨CAS 9005-25-8 is generally recognized as safe (GRAS) by the FDA, making it ideal for food, pharmaceutical, and cosmetic applications where safety is critical.
5. Functional Properties
Starch exhibits useful properties such as thickening, gel formation, moisture retention, film-forming ability, and adhesive strength. These functions make it indispensable across diverse industries.
6. Enhanced Product Performance
In pharmaceuticals, starch improves drug delivery; in textiles and paper, it enhances strength and finish; in packaging, it offers biodegradable alternatives with comparable performance to synthetic materials.
7. Support for Circular Economy
Use of starch in bio-based applications supports a circular economy by enabling the use of agricultural waste or surplus crops in high-value product manufacturing.
Conclusion
Starch丨CAS 9005-25-8 is a multifunctional, sustainable, and economical material with applications spanning the food, pharmaceutical, textile, paper, packaging, cosmetics, and construction industries. Its wide-ranging functional properties, combined with its environmental friendliness and safety profile, make it a crucial material for both current industrial processes and future innovation in green technologies.
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