Rubber Compounding Materials
Vulcanization Materials
Activators


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Function & Compounding


Drimix
50% TAC/KE
Flow Polymers LLC
ï

Sp.gr. 1.56

Free flowing powder form of TAC in KE Clay, a coagent.


MgO, Sovsperse
Magnesium oxide, various active contents on proprietary binder
Flow Polymers LLC
ï

Pellets or slabs

Activator, acid receptor and stabilizer for CR, CSM, chlorinated IIR, chlorinated PE and fluoroelastomers.


Kenlastic K-6640
90% red lead/EPM
Flow Polymers LLC
ï

Sp.gr. 4.56

Activator, a dispersion of red lead in polymer form


Litharge 33 Sublimed
99.0% PbO red lead content 0.04%, Free lead content
Flow Polymers LLC
ï

Sp.gr. 9.5.

Used in rubber compounding similarly to litharge 28 where a smaller particle size is desired; a uniformly high purity material with a light tan color.


Kenmix
Barium carbonate/P 80/20
Flow Polymers LLC
ï

Sp.gr. 2.57

Activator in paste form in Kenflex P.


Kenlastic K-13884
90% fumed litharge/PIB
Flow Polymers LLC
ï

Sp.gr. 4.91

Activator, a dispersion of fumed litharge in polymer form


Drimix
30% vinyl silane/Burgess KE (K-16644)
Flow Polymers LLC
ï

Sp.gr. 1.80

Free flowing powder form of vnyl silane.


Drimix
75% Vinyl Silane
Flow Polymers LLC
ï

Sp.gr. 1.21

Free flowing powder form of Vinyl Silane


Kenlastic K-13409
85% Am. ZnO/NBR
Flow Polymers LLC
ï

Sp.gr. 3.30

Activator - a dispersion of Am. ZnO in polymer form


Drimix
75% Triethanolamine
Flow Polymers LLC
ï

Sp.gr. 1.30

Free flowing powder form of Triethanolamine





Kenlastic K-16148
90% red lead/ECO
Flow Polymers LLC
ï

Sp.gr. 5.42

Activator, a dispersion of red lead in polymer form


Kenlastic K-21409
90% red lead/CPE
Flow Polymers LLC
ï

Sp.gr. 5.08

Activator, a dispersion of red lead in polymer form


Kenlastic K-25067
60% HSC litharge/EPM
Flow Polymers LLC
ï

Sp.gr. 4.82

Activator, a dispersion of HSC litharge in polymer form


Kadox 911C
French process zinc oxide, surface treated
The HallStar Co.
ï

99.1% ZNO; 99.98% through 325 mesh; 0.12 average micron particle size.

Surface treatment promotes rapid incorporation and dispersion into rubber.


Calcium Hydroxide HP
High purity calcium hydroxide
The HallStar Co.
ï

Sp.gr. 2.08; Odorless, dry powder; conveniently packaged.

For NR, SRs, fluoroelastomers, latexes; speeds up cure; prevents product porosity; add directly.


Calcium Oxide HP
High purity calcium oxide
The HallStar Co.
ï

A high purity, very dry, conveniently packaged calcium oxide for rubber compounding.

Used in fluoroelastomer compounding; also used as a desiccant in compounding for continuous cures.


Hallco CAOP
Calcium hydroxide/DOP dispersion
The HallStar Co.
ï

Sp.gr. 1.05; (80% calcium hydroxide) finely dispersed in DOP; free flowing powder, dustless.

Recommended for mill and internal mixing; offers better dispersion and safety.


Kadox 720
French process zinc oxide
The HallStar Co.
ï

99.6% ZNO, 99.99% through 325 mesh; 0.21 average micron particle size

Activator with moderate reinforcement and good dispersion.


Kadox 720-C
French process zinc oxide, surface coated
The HallStar Co.
ï

99.2% ZNO; 99.99% through 325 mesh; 0.21 average micron particle size.

Surface treatment lends better processing and dispersion properties to the standard zinc oxide.


Stearic Acid
Rubber grade stearic acid
The HallStar Co.
ï

Sp.gr. 0.84' white flakes, mild fat odor; non-toxic; mp, 70°C; idine no, 9.5, titre 52°C, acid number 197-209.

For NR, SRs (except IIR), latexes; activator; plasticizer; softener; gives acid-type activation; improves processing; aids filler and pigment dispersion; add directly.





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Flow Polymers LLC

The HallStar Co.

     

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