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Galsilk (Polyquartenum)
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Galsilk (Polyquartenum) is a water-soluble cationic polymer known chemically as Polyquaternium-7. It is widely used as a conditioning agent in personal care and cosmetic formulations, prized for its excellent substantivity to hair and skin, providing softness, smoothness, and antistatic effects. This polymer is typically supplied as a clear to slightly hazy viscous liquid or gel. It is compatible with a broad range of surfactants and ingredients, enhancing the sensory profile of shampoos, conditioners, styling products, and skincare formulations. Galsilk 700 is also valued for its film-forming properties and ability to improve product stability.
Description
Galsilk (Polyquartenum)
Primary Uses
- Hair Care Products
- Acts as a conditioning agent in shampoos and conditioners, reducing static electricity and improving combability and softness.
- Forms a protective film on the hair shaft, reducing frizz and enhancing shine and manageability.
- Used in leave-in conditioners, hair masks, and styling gels for enhanced texture and conditioning benefits.
- Skin Care and Cosmetics
- Provides skin conditioning and moisturization in lotions, creams, and cleansers by forming a light film that retains moisture.
- Helps improve skin feel by reducing tackiness and dryness after product application.
- Functions as a thickening and stabilizing agent in various cosmetic formulations.
- Personal Hygiene Products
- Incorporated in body washes, facial cleansers, and hand soaps to improve skin softness and reduce irritation.
- Enhances foaming and mildness of surfactant systems.
- Other Uses
- Employed in hair dyes and perms as a conditioning additive to reduce damage and improve hair texture post-treatment.
- Used in some industrial formulations requiring film-forming, antistatic, or lubricating properties.
Secondary Uses
- Textile and Leather Processing
- Used as a finishing agent to provide softness, antistatic properties, and improved surface feel on textiles and leather.
- Pharmaceutical Applications
- Investigated as a film-forming agent and stabilizer in topical formulations.
PRODUCT KEY FEATURES
- Basic Identification Attributes
- Chemical Name: Polyquaternium-7 (Poly[dimethyl ammonium chloride-co-ethylene glycol])
- Common/Trade Name: Galsilk 700, Polyquaternium-7
- CAS Number: 26062-79-3
- HS Code: 3906.90
- Molecular Formula: Copolymer (varies, complex polymeric structure)
- Synonyms: Polyquaternium-7, PQ-7, Cationic Polymer 7
- Physical & Chemical Properties
- Physical State: Viscous liquid or gel
- Color & Odor: Clear to slightly hazy, pale yellow; mild odor
- pH: Typically 4.5–6.5 (1% aqueous solution)
- Solubility: Fully soluble in water; insoluble in organic solvents
- Viscosity: 2,000 – 15,000 cP (depending on concentration and molecular weight)
- Stability: Stable in pH range 3–9; sensitive to strong acids and bases
- Safety & Hazard Attributes
- Hazard Class (GHS): Generally low hazard; non-irritant or mild irritant
- Toxicity: Low acute toxicity; non-sensitizing
- Exposure Limits: No specific occupational exposure limits established
- Storage & Handling Attributes
- Storage Conditions: Store in a cool, dry place away from direct sunlight and freezing temperatures
- Container Type: Plastic drums or containers with secure lids
- Shelf Life: 12–24 months under recommended conditions
- Handling Precautions: Avoid freezing and prolonged exposure to high temperatures
- Regulatory & Compliance Attributes
- Compliant with cosmetic regulations including EU Cosmetics Regulation and FDA guidelines for cosmetic ingredients
- Registered under REACH and other relevant inventories
- Environmental & Health Impact
- Biodegradability: Moderately biodegradable
- Ecotoxicity: Low environmental toxicity at typical use concentrations
- Bioaccumulation: Not expected to bioaccumulate
- Carcinogenicity/Mutagenicity: Not classified as carcinogenic or mutagenic
SAFETY HANDLING PRECAUTIONS
- Safety Handling Precautions
- PPE Required: Gloves and eye protection recommended when handling concentrated material
- Handling Guidelines: Use in well-ventilated areas; avoid contact with eyes and prolonged skin exposure
- Storage Measures: Avoid freezing and excessive heat; keep container tightly closed
- Hygiene Practices: Wash hands after handling; avoid ingestion
- First Aid Measures
- Inhalation: Not expected to be hazardous; move to fresh air if respiratory discomfort occurs
- Skin Contact: Wash with soap and water; seek medical attention if irritation develops
- Eye Contact: Rinse thoroughly with water for at least 15 minutes; consult physician if irritation persists
- Ingestion: Rinse mouth; seek medical advice if large amounts ingested
- Firefighting Measures
- Fire Hazards: Non-flammable; may support combustion if mixed with other flammable materials
- Extinguishing Media: Water spray, foam, dry chemical, carbon dioxide (CO₂)
- Special Precautions: Use protective equipment and self-contained breathing apparatus if necessary
- Decomposition Products: May emit carbon oxides and nitrogen-containing compounds upon decomposition
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