CHEMLUBE® Ester 821

Identification & Functionality

Chemical Family

Fatty Acid Esters

Plastics & Elastomers Functions

Processing Aid

Technologies

Elastomers,

Plastics

Product Families

Elastomers — Elastomer Additives

Processing Aids

Plastics — Polymer Additives

Processing Aids

Composition

Mixed fatty acid esters

Features & Benefits

Materials Features

Good Mold Release,

High Plasticizing Efficiency,

Improved Dispersion

Applications & Uses

Compatible Polymers & Resins

Chlorinated Compounds,

Chloroprene Rubber (CR),

Ethylene Propylene Diene Monomer (EPDM),

Natural Rubbers (NR),

Nitrile Butadiene Rubber (NBR),

Polyethylenes (PE)

Plastics & Elastomers Processing Methods

Calendering,

Compression Molding,

Extrusion,

Injection Molding

Properties

Physical Form

Flakes,

Solid

Appearance

Off white Flakes

Typical Properties

	Value	Units	Test Method / Conditions
Density	1	g/cc	-
Softening Point	149 (65)	ºF (ºC)	-

Technical Details & Test Data

Elastomer Compatibility

Butyl	Limited Applications
CPE	Limited Applications
CR	Unique Advantages
EPDM (Sulfur Cure)	Limited Applications
EPDM Peroxide Cure)	Unique Advantages
H-NBR (Sulfur Cure)	Limited Applications
H-NBR Peroxide Cure)	Preferred Use
IR	Limited Applications
NBR	Preferred Use
NR	Unique Advantages
SBR	Unique Advantages
XNBR	Preferred Use

 

Butyl	Copolymer of isobutylene with isoprene (IIR)
CPE	Chlorinated polyethylene (CM)
CR	Chloroprene rubber also includes Epichlorohydrin Compounds (ECO/CO) & chlorosulphonated polyethylene (CSM)
EPDM	Ethylene propylene diene monomer
PC-EPDM	Peroxide Cured ethylene propylene diene monomer
H-NBR	Halogenated Acryonitrile Butadiene
IR	Polyisoprene
NBR	Copolymer of acrylonitrile (ACN) and butadiene
NR	Natural Rubber
SBR	Styrene Butadiene Rubber
XNBR	Carboxylated Nitrile Rubber