Rubber Compounding Materials
Vulcanization Materials
Activators


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Zoco 112 USP
French process zinc oxide
CMM
ï

High purity, odorless, fine white powder; surface area 4.00-5.49; sp. gr, 5.6; meets ASTM D79.

NR, SR latex activator, reinforcer and hiding pigment; medium cure rate; high purity excellent for medical and pharmaceutical rubber applications.


Zoco 124
French process zinc oxide
CMM
ï

Sp.gr. 5.6; French process ZnO produced from special high grade zinc; odorless, non toxic, fine white pellet; medium surface area.

NR, SR latex activator, reinforcer and hiding pigment; low dusting, medium to fast cure rate.


Zoco 172
French process zinc oxide
CMM
ï

High purity, odorless, fine white powder; propionic acid treated; surface area 4.00-5.49; sp. gr, 5.6; meets ASTM D79.

NR, SR, latex activator, reinforcer and hiding pigment; rapid incorporation and excellent dispersion; high cure rate.


Zoco 600
French process zinc oxide
CMM
ï

High quality, odorless, fine white powder; surface area 6.00 min.; sp. gr, 5.6; meets ASTM D79.

NR, SR latex activator, reinforcer and hiding pigment; fast curing, excellent suspensions in latex.


Zoco 103
French process zinc oxide
CMM
ï

High purity, odorless, fine white powder; surface area 3.99; sp. gr, 5.6; meets ASTM D79.

NR, SR, latex activator, reinforcer and hiding pigment; slow-medium cure rate.


Zoco 627
French process zinc oxide
CMM
ï

High quality, odorless, low dust soft pellet; propionic acid treated; surface area 4.00-6.00; sp. gr, 5.6; meets ASTM D79.

NR, SR latex activator, reinforcer and hiding pigment; rapid incorporation and excellent dispersion; low dusting, fast cure rate.


Zoco 672
French process zinc oxide
CMM
ï

High quality, odorless, white powder; propionic acid treated; surface area 4.00-6.00; sp. gr, 5.6; meets ASTM D79.

NR, SR latex activator, reinforcer and hiding pigment; rapid incorporation and excellent dispersion; fast curing.


Zoco 101
French process zinc oxide
CMM
ï

High quality, odorless, white fine powder; surface area 6.50-7.99; sp.gr, 5.6; meets ASTM D79.

NR, SR latex activator, reinforcer and hiding pigment; fast curing, excellent suspensions in latex.


Zoco 102
French process zinc oxide
CMM
ï

High purity, odorless, white fine powder; surface area 8.00 min.; sp. gr, 5.6; meets ASTM D79.

NR, SR latex activator, reinforcer and hiding pigment; fast curing, excellent suspensions in latex.


Zoco 100
French process zinc oxide
CMM
ï

High purity, odorless, fine white powder; high surface area 5.50-6.49; sp. gr, 5.6; meets ASTM D79.

NR, SR, latex activator, reinforcer and hiding pigment; fast curing, excellent suspensions in latex.





Zoco 603
French process zinc oxide
CMM
ï

High quality, odorless, coarse white powder; surface area 3.99 max.; sp. gr, 5.6; meets ASTM D79.

NR, SR latex activator, reinforcer and hiding pigment; slow-medium cure rate.


Struktol Zimag 29/43A
Free-flowing granulate consisting of: 29% zinc oxide, 43% magnesium oxide and 28% wetting and dispersing agent.
Struktol Company of America
ï

Specific gravity: 2.11, bulk density: 800 (kg/m3), ash content: 70%, appearance: gray powder.

A cross-linking agent consisting of a 2:3 ratio of zinc oxide to magnesium oxide for chloroprene compounds to reduce scorch; dosage: 4-8 phr.


Unipaste (P II)
Finely ground urea with fatty acid compounds.
DJ Semichem
ï

Fine white powde; avoid moisture conditions.

Used as accelerator/activator for nitrogen releasing CBA; used as companion to DNPT blown sponges to reduce odors in sponges.


Poly-Dispersion T(HRL)D-90
Fine particle size litharge in an EPDM binder
Rhein Chemie Corporation
ï

Sp.gr. 4.75; litharge 90%; very fine dispersion in elastomeric slab form, scored, dusted, and separated with PE.

chlorosulfonated polyethylene stabilizer, add in first step in mixing cycle; provides processing and handling safety, excellent dispersion, uniform cures.


Actafoam R3
Fatty acid salts dispersion
Chemtura
ï

Sp.gr. 1.05; amber liquid; lead free; for use in FDA approved applications.

Activator-stabilizer for foamable thermoplastic compounds; replacement for a portion of the normal zinc oxide level in sponge rubber compounding.


Stearic Acid Quimic 1070
Fatty acid
Dynasol
ï

Triple pressed, white flake

Activator, plasticizer, softener


Stearic Acid Quimic 1012
Fatty Acid
Dynasol
ï

Rubber grade sp. gr, 0.84, white flake

Rubber activator, plasticizer, softener


SR 206 DLC-A
Ethylene dimethacrylate 72% liquid on silica powder
Natrochem
ï

Sp.gr. 1.05, off-white dustless powder polymerizable; shipped bag.

For peroxide cure of BR, CR, EPDM, EPM, IR, NBR, acrylics, urethanes, plasticizers during mixing; hardener.


Plastomag 170
Elastomag 170 (magnesium oxide) and naphthenic oil
H.M. Royal, Inc.
ï

Sp.gr. 2.45; bead form; oil agglomerated ultrafine particles.

For halogenated elastomers; vulcanizing and curing agent; activator; acid acceptor; pelleted product improves handling conditions.


Kenmix
Dythal/P 80/20
Flow Polymers LLC
ï

Sp.gr. 2.7

Activator in paste form in Kenflex P.





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CMM

Struktol Company of America

DJ Semichem

Rhein Chemie Corporation

Chemtura

Dynasol

Natrochem

H.M. Royal, Inc.

Flow Polymers LLC

     

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