Accelerator

06/04/15 Productgroup Description

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Accelerators and retarders

Amine accelerators

ProductChemical

compositionInternationalabbreviation

Density

(g/cm3)

Meltingpoint(C)

SupplyForm

Additional information

Cohedur H 30

hexamethylene tetramine

with approx. 3 % amorphous

sil ica

HMT 1.3 sublimes 2

slow accelerator for bulky goods and

secondary accelerator for use with

products of the mercapto class

Vulkacit 576butyraldehyde-aniline

condensation product- 1.0 - 1

fast accelerator for highly elastic

goods

Dithiocarbamate accelerators

Very fast accelerators used alone or in conjunction with other accelerators.

Product Chemical compositionInternationalabbreviation

Density

(g/cm3)

Initial meltingpoint(C)

SupplyForm

Vulkacit LDA zinc diethyl dithiocarbamate ZDEC 1.5 min. 175 2

Vulkacit P extra Nbutyraldehyde-aniline condensation

productZEPC 1.5 min. 200 2

Vulkacit ZBEC/C zinc dibenzyl dithiocarbamate ZBEC 1.4 min. 182 3

Vulkacit ZBEC zinc dibenzyl dithiocarbamate ZBEC 1.4 min. 182 2

Guanidine accelerators

Secondary accelerator used in combination with mercapto and sulfenamide accelerators. For silica-filled tire compounds and technical goods, and as foam stabilizer for latex.

ProductChemical


Density

(g/cm3)


SupplyForm

Vulkacit D/C diphenyl guanidine DPG 1.2 min. 145 3

Vulkacit D/EGC diphenyl guanidine DPG 1.2 min. 145 5

Vulkacit D diphenyl guanidine DPG 1.2 min. 145 2

Mercapto accelerators

Very fast accelerators giving a very broad plateau and good aging resistance.Can be used for a variety of technical goods and tires.

ProductChemical


Density

(g/cm3)


SupplyForm

Vulkacit DM/C dibenzothiazyl disulfide MBTS 1.5 min. 168 3

Vulkacit DM/MGC dibenzothiazyl disulfide MBTS 1.5 min. 168 8

Vulkacit DM/MG dibenzothiazyl disulfide MBTS 1.5 min. 168 7

Vulkacit Merkapto/C 2-mercaptobenzothiazole MBT 1.5 min. 174 3

Vulkacit Merkapto/MGC 2-mercaptobenzothiazole MBT 1.5 min. 174 8

Vulkacit Merkapto/MG 2-mercaptobenzothiazole MBT 1.5 min. 174 7

Vulkacit Merkapto 2-mercaptobenzothiazole MBT 1.5 min. 174 2

zinc-2-

mercaptobenzothiazole

06/04/15 Productgroup Description

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Vulkacit ZM-5 (low MBT version of

Vulkacit ZM)

ZMBT 1.7 - 2

Vulkacit ZMzinc-2-

mercaptobenzothiazoleZMBT 1.7 - 2

Sulfenamide accelerators

Fast but very safe accelerators giving a much delayed onset of cure.For tires and dynamically stressed technical goods (mounts and conveyor belts), also molded andextruded articles.


Density

(g/cm3)


SupplyForm

Vulkacit CZ/Cbenzothiazyl-2-cyclohexyl

sulfenamideCBS 1.3 min. 98 3

Vulkacit CZ/EGCbenzothiazyl-2-cyclohexyl


Vulkacit CZ/EGbenzothiazyl-2-cyclohexyl


Vulkacit DZ/EGCbenzothiazyl-2-cyclohexyl

sulfenamideDCBS 1.2 min. 96 5

Vulkacit MOZ/LGbenzothiazyl-2-sulphene

morpholideMBS 1.4 - 6

Vulkacit NZ/EGCN-tert-butyl-benzothiazyl

sulfenamideTBBS 1.3 min. 106 5

Thiuram accelerators

Fast accelerators, both alone and in combination with other accelerators. Especially suitable for low-sulfur and sulfur-free vulcanization. For technical goods.


Density

(g/cm3)


SupplyForm

Vulkacit Idimethyl diphenyl thiuram

disulfide- 1.3 min 180 2

Vulkacit Thiuram/Cdimethyl diphenyl thiuram

disulfideTMTD 1.3

min. 142

(melting point)3

Vulcanization retarders


Density

(g/cm3)

Initialmelting

point(C)

SupplyForm

Additional information

Vulkalent B/C phthalic anhydride PTA 1:5 min. 128 3Retarder for l ight-colored non-

staining rubber goods

Vulkalent E/C

N-phenyl-N-(trichloro-methyl-

sulfenyl)-benzene sulfonamide

with additives

- 1.7 - 3

Suitable for retarding

mercapto accelerators and

thiuram vulcanization

Vulkalent G N-cyclohexyl-thiophthalimide CTP 1.3 min. 89 11

The most powerful retarder in

the range, suitable for both

light and dark goods

Documents

Accelerator