Pain Patch Formulation

Jimmy Yao & Steven | 2025-01-08
how to make pain patch​

PAAS-2 Introduction

Product Name: SODIUM POLYACRYLATE

CAS NO.9003-04-7

PAAS-2 is the basic material for hydrophilic gel patches. It can meet the process requirements of various hydrophilic gel patches and papules. PAAS-2 is currently being used in medical patches, ointments, antipyretic patches, weight loss patches, beauty care patches (facial masks) and other products.

PAAS-2 Product Nature

Appearance:  White powder

Transparency:  Transparent and clear

Free Alkali:  Not react with phenolphthalim

Sulfate (SO4), % max:  ≤0.48

Arsenic (As2O3), ppm max:  ≤3

Heavy metal(Pb ), ppm max:  ≤20

Residual Monomer, % max:  ≤1.0

Oligomer, % max:  ≤5.0

Starch:  Unchanged blue in iodine

Loss on drying （105℃ 4 h）,% max:  ≤10.0

Residue on ignition, % max:  ≤76.0

Retention period： 2 Years

Packing Specifications：20 KG/bag

PAAS-2 Usage and Dosage

Usage:

Usually add glycerin phase and stir at high speed

Dosage:

Pain patch: 6%

Examples of Pain Patch Formulations

 
*For reference only, please refer to actual production conditions