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Micronized Wax Alloy

Shamrock’s product line of micronized waxes provide rub and abrasion resistance. Included in this line are products that provide gloss, matting, clarity, and controlled slip in a range of particle sizes.

Product Description

S-381-N1 is a micronized synthetic and natural wax alloy that has a uniform melting range peaking at 91°C.


S-381-N1 is used in both the ink and coating industry. S-381-N1 is recommended for liquid inks.  S-381-N1 is also recommened for powder, water-based and UV coating systems at 1-5% of total formula weight. Note: Do Not Dissolve. Do not heat above 140 ˚F.

Features & Benefits

bullet2.gifExcellent Slip
bullet2.gifGood Abrasion Resistance
bullet2.gifProvides Excellent Matting
bullet2.gifExcellent Clarity

Typical Properties

Property Name Value
99% Particle Size14 μm
Hegman Grind6.5 min 
NPIRI Grind2.5 max 
Particle Size Mean Value6 μm
Specific Gravity0.93 g/cm3

Regulatory Status

The components of this product are listed on multiple chemical inventories. For specific information on the applicable chemical inventories, please refer to the product SDS.  This product meets the requirements of 21 CFR 172.275, 172.615, 175.105, 175.125, 175.250, 175.300, 175.320, 176.170, 176.180, 177.1200, and 177.1390.

Safety, Shipping & Handling

Precautions: Do Not Dissolve.  Do Not Heat Above 140˚F/60˚C
For complete safety, shipping and handling information please contact your regional Customer Service Representative, or our Customer Service Team at
For more information about Shamrock’s other products or capabilities please visit us at our website,

About Us

Shamrock pioneered the development of PTFE and wax additives in the 1970s, first for inks and coatings, and later for a wide range of applications including lubricants, personal care products, polymer additives, and many more.

Service First & Foremost

Top-notch customer service is our bottom line, and a key driver behind Shamrock's significant commitment to research and development.

Contact Info

Address: Foot of Pacific Street, Newark, NJ 07114
Phone: 973-242-2999
Fax: 973-242-8074

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