|
Still deciding? Get samples of $ !
Order Sample
|
| Customization: | Available |
|---|---|
| Application: | Construction, Packing, Diaper |
| Bonding Function: | Structural Adhesive |
| Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
|---|
| Payment Methods: |
|
|---|---|
| Support payments in USD |
| Secure payments: | Every payment you make on Made-in-China.com is protected by the platform. |
|---|
| Refund policy: | Claim a refund if your order doesn't ship, is missing, or arrives with product issues. |
|---|
Suppliers with verified business licenses
Audited Supplier Audited by an independent third-party inspection agency
|
item
|
Baby diaper glue
|
|
Toxicity
|
None
|
|
Composition
|
Synthetic Resins
|
|
Model
|
8822/8106/895
|
|
Place of Origin
|
China
|
|
Classification
|
Hot Melt Adhesives
|
|
Main Raw Material
|
Other
|
|
Usage
|
for making baby diaper and adult diaper
|
|
Packaging
|
20 Kg/box
|
|
Appearance
|
Solid
|
|
Colour
|
Transparent/Yellow
|
|
Shelf Life
|
2 years
|
|
Packaging
|
20 Kg/box about 1Kg/cake, wrapped with fusible films
|
Baby Diaper Glue, precisely referred to as Hot Melt Adhesive (HMA) or Pressure-Sensitive Adhesive (PSA), stands as a pivotal component in the creation of disposable diapers. This thermoplastic, solvent-free adhesive is applied in a molten state, subsequently forming a robust bond as it cools. This essential 'invisible' material binds the intricate, multi-layer structure of a diaper, profoundly influencing its strength, functionality, and overall comfort for the wearer.
Without the sophistication of advanced adhesive systems, the high-performance diapers that revolutionize convenience today wouldn't be feasible.
HMA finds application in nearly every facet of diaper assembly:
| Application Area | Specific Function |
|---|---|
| Construction / Lamination | Bonding the layers together: the Top Sheet (non-woven), Absorbent Core (fluff & SAP), and Back Sheet (PE film). |
| Elastic Attachment | Securing the leg elastics and waist elastics to the non-woven materials, creating the crucial leak-guard cuffs. |
| Core Stabilization | "Locking" the fluff pulp and Super Absorbent Polymer (SAP) in place within the core to prevent shifting and clumping (Anti-Bunching). |
| Fastening System | Used in the assembly of hook-and-loop tabs (e.g., Velcro®-style closures) and adhesive tapes. |
| Standing Leg Cuffs | Providing the initial "pop-up" structure for inner leg barriers. |
To thrive in such a demanding environment, diaper adhesives need to exhibit a distinct array of properties:
High-Tack & Fast Setting: Adhesives must grab instantly on high-speed production lines, often surpassing 500 diapers per minute.
Strong Adhesion: They must forge a durable connection between varying materials such as polyolefin film and non-woven fabric.
Softness & Flexibility: The adhesive line must maintain flexibility without becoming brittle, ensuring the diaper remains gentle and adaptive to a baby's movements.
Resistance to Water & Body Fluids: The bonds should remain intact when exposed to moisture or urine.
Breathability (for specific types): Certain HMAs are engineered to be micro-porous, facilitating the creation of breathable laminates.
Safety & Compliance: It is imperative that they are non-toxic, hypoallergenic, and devoid of harmful substances (compliance with standards like EU Toy Safety, FDA, and REACH is essential).
The base polymer serves as a cornerstone of the adhesive's characteristics:
| Type | Pros | Cons | Common Uses |
|---|---|---|---|
| SBS (Styrene-Butadiene-Styrene) | Cost-effective, high tack, good adhesion. | Lower resistance to heat and oxidation (can yellow). Can be too stiff. | Core stabilization, some lamination. |
| SIS (Styrene-Isoprene-Styrene) | Softer, more flexible, excellent tack. Good low-temperature performance. | Moderate heat resistance. | Elastic attachment, ideal for leg cuffs where softness is critical. |
| APAO (Amorphous Poly-Alpha-Olefin) | Excellent heat & aging resistance, good water resistance, very clean (colorless). | Higher cost, lower tack. | Lamination of backsheet and topsheet, where a clean appearance and durability are key. |
Most commercial diaper adhesives are crafted as blended formulations, incorporating polymers with:
Tackifiers: To enhance stickiness.
Plasticizers/Oils: To modify viscosity and enhance flexibility.
Antioxidants: To avert thermal degradation.
Odor Control: The evolution of low-odor and odor-neutralizing adhesives for an impeccably 'clean' feel.
Plant-Based & Renewable Materials: The exploration of bio-based tackifiers and polymers to bolster sustainability.
Application Technology: Cutting-edge, non-contact spray systems (like spiral spray) minimize adhesive use while enhancing coverage and softness.
PACKING&SHIPPING
){kind=link}