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Shandong Welldone Environmental New Materials Co.,Ltd.
No. 230, Changjiang Road, Qingdao, Shandong, China
Phone: + 86-532-68972860
Contact: Lisa Li
Phone: +86-18560672878
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Lady Sanitary Napkin

  • CAS No.: 9003-04-7
  • MF: C3H3NaO2)n
  • EINECS No.: 232-475-7
  • Model Number: WD-SAPH
  • Appearance: White Granule
  • Apparent Bulk density (g/cm3 ): 0.75
  • Centrifuged Retention Capacity (g/g): 36
  • AAP 0.7psi(g/g): ≥18
  • PH: 6-6.5
  • Absorbency with pure water: 500
  • Application: Disposable Diapers, Feminine Hygiene, Adult Incontinence
  • Physical propety: Non-toxic, harmless, Non-pollution
  • Moisture Content(%): 7
  • Certificate: ISO 9001$14001

Super absorbent polymer for lady sanitary napkins
WD Super Absorbent Polymer (SAP) absorbs a lot of water. The water is then converted into gel to prevent leakage thereby offering a dry surface. Thus overall, these underpads will ensure dryness and prevent bedsores, Disposable Underpad is ideal for Bed ridden patients, Elderly users, Paralysed and comatose patients.




White powder or granule


Disposable Diapers, Feminine Hygiene, Adult Incontinence

Residual acrylic acid

≤600 ppm

Bulk density


Volatile matter content


Centrifugal water retention



It is mainly used for sanitary items such as diapers for babies and adults and sanitary pads for women.

SAP(Super Absorbent Polymer) is a polymer made by partially bridging the soluble polymers. This polymer has a 3-dimensional net structure and a large amount of hydrophilic groups. It is both water-insoluble and hydrophilic at the same time.





Shandong Welldone Environmental New Materials Co.,Ltd.


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