Super absorbent polymer for sanitary napkin pads absorbent layer

napkin polymers is sodium polyacrylate, which can quickly absorb and lock in liquids. It is widely used in the core layer of sanitary napkins to improve product breathability and comfort.



Product Description

The polymer material of sanitary napkins is a super absorbent resin with sodium polyacrylate as the core component. It can quickly absorb and lock liquid through a three-dimensional mesh structure. Its water absorption rate can reach more than 50 times its own weight, and it forms a gel state to prevent reverse osmosis. It is widely used in the core layer of sanitary napkins to achieve the core functions of instant absorption and dryness, long-term leakage prevention, significantly improve the product's breathability and comfort, and reduce the risk of allergies and side leakage.

Product Attributes

Items Unit Requirement Result
pH   5.8~6.8 6.2
Residual monomers mg/kg ≤500 307
free Swell Capacity in Saline g/g ≥62.0 63.8
Absorbency under pressure(0.3 psi) g/g ≥20.0 23.4
Absorbing rate,(Vortex) s ≤55 44
Paride Size Distribution >850 % ≤1.0 /
850-600 % 5.0~22.0 17.0 
600-300 % 45.0~80.0 60.0 
300-150 % 10.0~40 22.0 
150-45 % ≤2.0 1.0 
< 45 % ≤0.5 /
Whiteness   ≥65.0 72
Bulk Density g/ml 0.60~0.80 0.65
Water content % ≤6.0 1.8
Appearance   White powder with uniform color and no caking White powder with uniform color and no caking
Storage   Store under dry and cool conditon,and keep product air-tight. Store under dry and cool conditon,and keep product air-tight.
Packing   Kraft Paper Bag 20kg with inner PE bag; Super Sack 800kg/plastic  woven bag with inner PE bag Kraft Paper Bag 20kg with inner PE bag; Super Sack 800kg/plastic  woven bag with inner PE bag

Product Application

Sanitary napkins utilize a superabsorbent polymer (SAP), primarily composed of sodium polyacrylate, which rapidly absorbs and securely locks away fluids with an absorption capacity reaching 300-500 times its own weight. This advanced material maintains a dry surface by transforming liquids into gel, effectively reducing the risk of skin irritation. Its superior moisture-wicking properties and leak-proof design ensure prolonged dryness and comfort for users, delivering reliable protection and skin-friendly performance during menstrual cycles.

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Factory Workshop

Global Link has cemented its leadership in the hygiene sector through premium-grade manufacturing standards, becoming a trusted partner for Chinese hygiene brands while extending its distribution network to emerging markets including Southeast Asia, Africa, and Latin America. This strategic expansion underscores its dual capability in serving domestic industry leaders and addressing global demand growth.

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Lab & Testing 

Our factories are equipped with advanced production lines and supported by in-house R&D departments and technical experts. We implement a double verification process for purchased raw materials to control the quality of raw materials, reduce customers' trial and error costs, and ensure consistent product quality, thus bringing significant cost optimization and supply chain reliability to international partners.basic raw material of diapers

 

Related Products 

Other raw materials of baby diapers, adult diaper, and sanitary pads available,

1.Topsheet hydrophilic nonwoven, backsheet hydrophobic nonwoven and legcuff hydrophobic nonwoven 

2.Frontal tape, side tape

3.Fluff pulp and sap

4.ADL nonwoven 

5.Spandex and waistband 

6.Release paper

7.Perforated film

8.Airlaid paper and sap paper

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Warehouse 

We have a modern warehouse of more than 10,000 square meters, providing customers with a "one-stop" solution. We can centrally load various raw materials and save costs for customers from the source.

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Packing & Shipment

Our integrity, years of industry foundation and excellent product quality have been recognized in the industry. Our products have been successfully exported to markets in Southeast Asia, Africa, South America and other regions. We firmly believe that with our superb technology, dedicated team service and our honest business philosophy, we will continue to create value for our customers. We look forward to working with our partners to create a better future.

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Why Choose Us?

Our competitive advantages include:

Professional service: Our service team has more than two decades of rich experience in the field of disposable hygiene products.

Cost-effectiveness: We have the cost advantage of self-operated factories and intensive procurement for domestic and foreign customers, which enables us to minimize costs and increase efficiency.

Quality control: We implement a double verification process for raw materials to ensure quality from the source and minimize the cost of repeated trials for overseas customers.

Comprehensive after-sales support: Our professional technical team is always ready to solve any raw material processing problems and provide each customer with a seamless after-sales experience.



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