Barium Stearate

Barium Stearate

CAS Number
6865-35-6
Molecular Formula
C36H70BaO4
Purity
95–99% typical
Heat StabilizerLubricantRelease AgentWater RepellentMetallic soapREACH & RoHS ComplaintISO 9001 Certified Mfg

About Barium Stearate

Barium Stearate is the barium soap derived from stearic acid, a fatty acid found in animal fats and vegetable oils and supplied as a fine, hydrophobic powder, barium stearate acts as a heat/light stabilizer and lubricant in PVC and other polymers, improving melt flow, reducing sticking, and aiding mold release. In rubb...

Barium Stearate Specifications

CAS Number
6865-35-6
Molecular Formula
C36H70BaO4
IUPAC NameORBotanical Name
barium(2+);bis(octadecanoate)
Canonical SMILES
CCCCCCCCCCCCCCCCCC(=O)[O-].CCCCCCCCCCCCCCCCCC(=O)[O-].[Ba+2]
InChI Key
AGXUVMPSUKZYDT-UHFFFAOYSA-L
InChI
1S/2C18H36O2.Ba/c2*1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20;/h2*2-17H2,1H3,(H,19,20);/q;;+2/p-2
EINECS Number
229-966-3
MDL Number
MFCD00050711
HSN No
29157090
Appearance
White to off-white hydrophobic powder
Odor
Slight fatty/neutral
Melting/Softening
>140 °C (grade-dependent, decomposes on heating)
Purity
95–99% typical
Density
~1.1 g/cm³
Solubility
In non-polar media, hot hydrocarbons
GHS Classification
Not classified as hazardous under GHS (observe dust controls)
Precautionary Phrases
P280 (PPE), P261 (avoid dust), P264 (wash after handling), P305+P351+P338 (eyes)

PVC & Engineering resins

Heat/light stabilizer; internal/external lubricant; mold release aid

Rubber Compounding

Processing lubricant; anti-stick aid

Coatings, Inks & Waxes

Water-repellent additive; slip/matting aid; thickening support

Functional features

Improves processability, reduces die build-up, enhances surface finish and moisture resistance

Temperature

15–30 °C

Environment

Cool, dry; protect from moisture; keep sealed to maintain flowability

Packaging

25 kg bags or fiber drums; bulk on request

Shelf Life

24 months under recommended storage

Barium Stearate FAQs

Minimum Order Quantity

25 kg (pilot) · 1 MT (commercial)

Lead Time

3 – 5 weeks ex-works

Incoterms

FOB · CIF

Packaging

20 L pails, 200 L HDPE drums, 1000 L IBC

Regional Availability

India · EU · Middle East · Southeast Asia

Documentation

SDS · COA · TDS available on request

Compliance & Quality

REACH registered*

GHS/SDS available

ISO 9001:2015 site*

RoHS compliant*

Global sourcing network

Consistent quality & reliability

End-to-end technical support

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