Disposable Incontinence Underpad Leak Proof Hot Melt PSA Adhesive for Barrier Cuff Edge Sealing
Disposable Incontinence Underpad Leak-Proof Barrier Hot Melt PSA Adhesive
This hot‑melt PSA adhesive is specially developed for disposable incontinence underpads. It provides reliable leak‑proof performance when applied in barrier cuff edge sealing processes. Forming stable and flexible bonds, it effectively seals edge flaps to avoid liquid penetration and side leakage. It exhibits excellent adhesion to non‑woven fabrics and PE backsheet, and is suitable for high‑speed production lines of disposable hygiene articles
Key Features & Advantages
- Leak-proof barrier: strong edge and barrier bonding that resists lateral liquid spreading.
- Moisture resistant: maintains bond integrity in wet and humid conditions.
- High heat stability: stable performance under prolonged heating on production lines.
- Strong peel strength: secure bonding of PE film, nonwoven and tissue layers.
- Low odor & non-toxic: suitable for medical and care hygiene products.
- Clean processing: low stringing, low smoke and easy equipment cleanup.
Main Applications
- Disposable incontinence underpad edge sealing
- Adult nursing bed pad barrier bonding
- Leak-proof zones of medical absorbent pads
- PE film backsheet sealing in hygiene products
Technical Specifications
| Item | Specification |
| Appearance | Light yellow transparent block |
| Viscosity | 900 CPs @ 150℃ (Brookfield) |
| Softening Point | 70-75 C (Ring & Ball) |
| Initial Tack | >15# copper ball |
| Peel Strength | > 10 N/in |
| Toxicity | Non-toxic |
Frequently Asked Questions
Q1: How does WSD5001J help prevent underpad leakage?
A: It creates a continuous moisture-resistant bond along edges and barrier zones, blocking lateral liquid spread and channeling fluid into the absorbent core.
Q2: Can it withstand humid storage conditions?
A: Yes. The moisture-resistant formulation keeps bonding performance stable even in humid environments.
Q3: Is it suitable for medical-grade disposable pads?
A: Yes. It is non-toxic, low odor and free of fluorescence, meeting hygiene safety requirements for medical and care products.
Q4: What coating methods are supported?
A: It is compatible with slot die, spray and roll coating systems commonly used in hygiene converting lines.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.