Product Overview:
The Cotton-Based Empty Medicated Patch is a high-quality, adhesive-free carrier designed for topical applications in pharmaceutical, cosmetic, and wellness industries. Made from 100% natural cotton fabric, this patch offers excellent breathability, hypoallergenic properties, and superior absorption capacity. It serves as an ideal base for transdermal delivery systems, essential oil diffusion, or traditional Chinese medicine plasters.
Material Composition and Specifications:
- Base Material: Medical-grade non-woven cotton fabric, 40g/m² to 60g/m² weight options
- Backing Layer: Breathable hypoallergenic non-woven tape or PE film
- Release Liner: Silicone-coated PET film for easy removal
- Adhesive Layer: Medical-grade acrylic adhesive (optional, can be provided without adhesive for custom filling)
- Size Options: Standard 7cm×10cm, 8cm×12cm, or custom dimensions
- Absorption Capacity: 0.5ml to 3ml per patch depending on size
- Packaging: Individually sealed in sterile or non-sterile foil pouches
Manufacturing Process:
Our cotton-based empty patches are produced in ISO 13485-certified cleanrooms following strict GMP guidelines:
- Raw Material Inspection: Each batch of cotton fabric undergoes tensile strength, fiber purity, and microbial testing
- Cutting and Shaping: Precision ultrasonic cutting ensures smooth edges without fraying
- Lamination: Medical-grade adhesive is evenly coated using precision roller systems
- Drying and Curing: Controlled temperature tunnels ensure optimal adhesive bonding
- Die-Cutting: Automated high-speed die-cutters produce uniform patches
- Sterilization: Optional ethylene oxide (EO) or gamma sterilization for medical applications
- Packaging: Automated pouch sealing with nitrogen flushing to extend shelf life
Key Features and Benefits
- Hypoallergenic: Latex-free and adhesive-free options available for sensitive skin
- Breathable Design: Cotton fabric allows air circulation, preventing skin maceration
- High Absorption: Porous structure retains liquids and semi-solid formulations effectively
- Skin-Friendly: pH-balanced materials minimize irritation during extended wear
- Customizable: Available in various shapes, sizes, and adhesive strengths
- Easy Application: Release liner splits for convenient handling and placement
Applications
- Pharmaceutical: Traditional Chinese medicine plasters, analgesic patches
- Cosmetic: Essence masks, whitening patches, wrinkle treatment carriers
- Aromatherapy: Essential oil diffusion patches for stress relief
- Health Monitoring: Test strip carriers for sweat analysis
- Veterinary: Medicated patches for animal care applications
Customization Options
- Fabric weight and composition adjustments
- Various adhesive strengths and patterns (full coating, edge coating, spot coating)
- Die-cut shapes including anatomical contours
- Printed backing with brand logos and usage instructions
- Sterile or non-sterile packaging configurations
- Custom pouch materials with barrier properties
For technical specifications, custom development inquiries, or bulk ordering information, please contact our medical products division. Our engineering team is available to assist with formulation compatibility testing and regulatory documentation support for your specific application requirements.
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