PRODUCTS

ZINC N,N-DI-N-BUTYLDITHIOCARBAMATE/DI-N-BUTYLAMINE COMPLEX (ZDBCX)

Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) may be used in natural rubber and SBR for dry mixes, cements, and latex.
Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) finds its most prominent industrial application as a fast-acting primary or secondary ultra-accelerator in the production of rubber, sealants, and commercial adhesives.

CAS Number: 68815-32-9
EC Number: 272-328-6
Molecular Formula [((n-C4H9)2NCSS)2Zn] * (n-C4H9)2NH / C26H55N3S4Zn
Molecular Weight: 603.37 g/mol

SYNONYMS:
Zinc N,N-di-n-butyldithiocarbamate/di-n-butylamine Complex, Zinc Dibutyldithiocarbamate/Di-n-butylamine Complex, Zinc N,N-Dibutyldithiocarbamate/Di-n-butylamine Complex, Zinc Dibutyldithiocarbamate Butylamine Complex, Zinc DBDC Complex, Zinc Dithiocarbamate Amine Complex, ZDBCX, Zinc N,N-di-n-butyldithiocarbamate/di-n-butylamine complex, Amine-activated zinc dibutyl dithiocarbamate, ZDBCX, Zinc bis(dibutylcarbamodithioato) dibutylamine complex, Zinc dibutyl dithiocarbamate dibutylamine complex, 35884-05-0, C26H55N3S4Zn, CID169723, (Dibutylamine)bis(dibutyldithiocarbamato-S,S')zinc, EINECS 252-774-6, zinc; dibutylamine; N,N-dibutylcarbamodithioate, zinc; N-butylbutan-1-amine; N,N-dibutylcarbamodithioate

Zinc N,N-di-n-butyldithiocarbamate/di-n-butylamine complex (ZDBCX) is a specialized zinc dithiocarbamate accelerator developed for sulfur vulcanization of natural rubber and synthetic elastomers.
Unlike conventional zinc dibutyldithiocarbamate (ZDBC), Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) exists as a coordination complex with di-n butylamine, providing improved processing stability, controlled accelerator activity, and enhanced compatibility with various rubber compounds.

Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) belongs to the ultra-fast accelerator family and is widely used where rapid vulcanization, low curing temperatures, and excellent physical properties are required.
Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) is an ultra-accelerator which is active at room temperature.

Zinc N,N-di-n-butyldithiocarbamate/di-n-butylamine complex (ZDBCX) is a very fast ultra-accelerator for rubber vulcanization that remains active even at room temperature.
Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) is an ultra-accelerator which is active at room temperature.

Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) is of particular value for the preparation of transparent and translucent articles from both latex and dry rubber.
Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) is an advanced, amine-activated organozinc coordination compound engineered primarily for rubber polymer vulcanization.

Unlike standalone zinc dithiocarbamates which present as crystalline powders, the integration of a coordinating di-n-butylamine ligand chemically alters the matrix.
This shifts the physical state into a viscous liquid or concentrated fluid oil.

This structural transformation vastly enhances Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX)'s physical dispersion and solubility limits inside elastomer chains compared to standard powdered ultra-accelerators.
The primary characteristic of Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) is its ability to act as an ultra-fast vulcanization catalyst capable of initiating polymer crosslinking at low temperatures or even ambient room conditions.

A major operational benefit of utilizing Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) is its formulation flexibility; it does not strictly require the addition of supplemental zinc oxide (ZnO) activators to execute efficient crosslinking.
Furthermore, because the dibutyl chain architecture exhibits superior organic solubility compared to methyl or ethyl alternatives, Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) significantly minimizes the undesirable phenomenon of surface "blooming" or chemical leaching on finished elastomer surfaces.

USES and APPLICATIONS of ZINC N,N-DI-N-BUTYLDITHIOCARBAMATE/DI-N-BUTYLAMINE COMPLEX (ZDBCX):
The complex structure, Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX), provides improved handling characteristics while maintaining the high curing efficiency associated with zinc dithiocarbamate accelerators.
Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) is particularly useful in sulfur-cured rubber systems that require excellent scorch control, short curing cycles, and superior dynamic performance.

Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) can be further activated by Z.I.X., and may also be used as a booster for thiazoles.
Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) may be used in natural rubber and SBR for dry mixes, cements, and latex.
Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) is of particular value for the preparation of transparent and translucent articles from both latex and dry rubber.

Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) is primarily used as a secondary accelerator for thiazole and sulfenamide systems or as a primary accelerator in latex and specialty applications.
(ZDBCX) can be further activated by Z.I.X., and may also be used as a booster for thiazoles.

Because it is supplied as a heavy oil, Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) is heavily favored in industrial doughs, caulks, mastic compounds, and pressure-sensitive adhesives where incorporating a dry powder would induce processing inconsistencies or air entrapment.
Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) is frequently used in the manufacturing of Natural Rubber (NR), Styrene-Butadiene Rubber (SBR), and Nitrile Butadiene Rubber (NBR) compounds.

When paired synergistically with other accelerators, such as Zinc Isopropyl Xanthate (ZIX), Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) creates one of the most powerful ambient-temperature curing systems available to modern polymer science.
Additionally, because it emulsifies readily when mixed with appropriate surfactants, Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) can be seamlessly introduced into liquid rubber latex lines to produce thin-walled dipped items.

Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) is used as a fast primary and secondary accelerator.
Liquid form of Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) facilitates use in adhesives, sealants and doughs.
Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) is readily emulsified for use in latex.

Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) has good solubility in polymers.
Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) synergises strongly with ZIX to vulcanise rubbers at room temperature.
Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) is used in NR, SBR and NBR.

Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) IN DRY NATURAL RUBBER: Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) is a very good low temperature accelerator for milled Natural Rubber.
Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) is primarily used as an ultra-fast accelerator in sulfur vulcanization systems for natural rubber and synthetic elastomers.

Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) is extensively employed in the manufacture of industrial rubber goods, automotive rubber components, molded mechanical products, conveyor belts, transmission belts, hoses, seals, gaskets, O-rings, cable insulation, vibration isolators, rubber-coated fabrics, footwear components, and numerous technical rubber articles.

Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) is particularly valuable in latex compounding because it provides rapid curing at relatively low temperatures while minimizing adverse effects on latex stability.
Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) is widely used in the production of latex gloves, medical rubber products, elastic threads, balloons, adhesives, and dipped rubber goods requiring fast and efficient vulcanization.

Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) is also employed in rubber formulations designed for high-speed manufacturing processes where short cure cycles, high productivity, and consistent product quality are essential.
Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) performs effectively both as a primary accelerator and as a secondary accelerator in combination with thiazoles or sulfenamides to achieve optimized curing performance.

-Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) IN DRY NATURAL RUBBER (cont):
Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) can be milled in without decomposition
Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) can be extruded without scorch provided precautions are taken
Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) can be cured in hot air at relatively low temperature

Typical use level is 1.25 phr Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) with 2.25 phr sulfur.
The latter are added on the warm-up mill immediately before processing, as otherwise the mix will set-up if stored for any length of time after those ingredients have been added.
A "tight" cure may be obtained in an oven at 70°C for 90 minutes.

-Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) IN TRANSLUCENT SBR COMPOUNDS:
Satisfactory accelerator systems for curing translucent SBR compounds for e.g. footwear soles, consist of Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) with a sulphenamide or a thiazole.
Typical levels are 1.0 phr Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) with 0.75 phr CBTS; or the CBTS may be replaced by the same amount of a 1:1 mixture of MBT and MBTS, with only slight deterioration in properties.

-Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) IN CEMENTS:
Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) is a liquid miscible in all proportions with rubber solvents.
When used in cements it does not need to be incorporated on the mixing mill, but can be added at the solution stage.
The finished cement has a very short pot-life and the accelerator should be added only to as much of the cement as will be needed for each day's work.

If Z.I.X. is used to activate Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX), it should be added similarly as a slurry in toluene.
For cements 1.5 phr of sulfur is recommended, with from 1 to 3 phr of ZDBCX.
Such cements will gel in 3 to 5 days at 20°C according to the proportion of accelerator present.
Using 0.75 Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) and 0.75 Z.I.X. the curing time is reduced to 1 day at 20°C.

CHARACTERISTICS
Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) is classified as an ultra-fast sulfur vulcanization accelerator with excellent curing efficiency at relatively low temperatures.
The coordination of Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) improves processing characteristics compared with conventional zinc dibutyldithiocarbamate by providing greater storage stability and more controlled accelerator activity.

Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) demonstrates excellent compatibility with natural rubber (NR), styrene-butadiene rubber (SBR), nitrile rubber (NBR), butadiene rubber (BR), ethylene-propylene-diene rubber (EPDM), and numerous specialty sulfur-curable elastomers.
Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) is commonly used in conjunction with thiazoles, sulfenamides, thiurams, or guanidine accelerators to optimize cure rate, scorch safety, and crosslink structure.

One of Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX)'s notable characteristics is its ability to promote rapid sulfur crosslink formation while maintaining excellent mechanical properties, including tensile strength, elasticity, fatigue resistance, and abrasion resistance.
The complex form of Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) also reduces dusting and improves product handling in industrial environments.

BENEFITS
Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) provides exceptionally rapid sulfur vulcanization while maintaining excellent processing efficiency and high-quality vulcanized rubber.
Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) significantly reduces curing time, enabling increased manufacturing productivity and lower energy consumption during rubber processing.

Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) contributes to improved tensile strength, tear resistance, resilience, elasticity, compression set, abrasion resistance, and dynamic fatigue performance of vulcanized rubber products.
Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX)'s efficient crosslink formation results in uniform mechanical properties and enhanced long-term durability.
Compared with conventional zinc dibutyldithiocarbamate, Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) exhibits improved storage stability, better handling characteristics, and more controlled curing behavior.

Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) also demonstrates excellent compatibility with multiple accelerator systems, allowing compound formulators to tailor cure characteristics according to specific processing and performance requirements.
Because of its high activity at relatively low curing temperatures, Zinc n,n-di-n-butyldithiocarbamate/di-n-butylamine Complex (ZDBCX) is particularly advantageous for heat-sensitive rubber compounds and latex products where thermal degradation must be minimized.

PHYSICAL and CHEMICAL PROPERTIES of ZINC N,N-DI-N-BUTYLDITHIOCARBAMATE/DI-N-BUTYLAMINE COMPLEX (ZDBCX):
Appearance: White to off-white powder or free-flowing granules.
Physical State: Solid.
Color: White to cream.
Odor: Slight amine-like odor.
Chemical Type: Zinc dithiocarbamate coordination complex.
Molecular Formula: Not applicable (UVCB substance).
Molecular Weight: Not applicable (complex mixture).
Density: Approximately 1.25–1.40 g/cm³ (commercial grades).
Bulk Density: Approximately 0.45–0.70 g/cm³ (grade dependent).
Melting Point: Decomposes before true melting; typically begins decomposing above 150–180°C.

Boiling Point: Not applicable; decomposes before boiling.
Flash Point: Not generally determined for the commercial product.
Autoignition Temperature: Not established.
Vapor Pressure: Negligible at ambient temperature.
Volatility: Very low.
Water Solubility: Practically insoluble.
Solubility in Organic Solvents: Slightly soluble in aromatic hydrocarbons, chlorinated solvents, and selected organic solvents;
readily dispersible in rubber compounds.
pH: Not applicable (insoluble in water).

Thermal Stability: Stable under recommended storage conditions.
Chemical Stability: Stable under normal industrial handling conditions.
Hygroscopicity: Low.
Dust Hazard: Fine powder may form combustible dust-air mixtures.
Oxidizing Properties: Not oxidizing.
Explosive Properties: Not classified as explosive.
Partition Coefficient (log Kow): Not applicable for the UVCB complex.
Decomposition Products: Carbon monoxide (CO), carbon dioxide (CO₂), sulfur oxides (SOx),
zinc oxides, nitrogen oxides (NOx), hydrogen sulfide (H₂S), amine vapors, and sulfur-containing organic compounds.
Reactivity: Incompatible with strong oxidizing agents, mineral acids, and highly reactive chemicals.
Chemical Name: Zinc N,N-di-n-butyldithiocarbamate/di-n-butylamine complex
Common Name: ZDBCX

CAS Number: 68815-32-9
EC Number: 272-328-6
Molecular Formula: UVCB (Complex reaction product; no single defined molecular formula)
Molecular Weight: Not applicable (UVCB substance; no single molecular weight assigned)
Appearance: light brown, slightly turbid liquid
Odor: smells faintly of dibutylamine
Storage stability: good, if kept cool & dry in closed containers
Staining properties: non-discoloring and non-staining
Purity: 97% minimum
Solubility: soluble in aliphatic & aromatic hydrocarbons
hydrocarbons, can be emulsified in water
[((n-C4H9)2NCSS)2Zn] * (n-C4H9)2NH
Total Molecular Formula (Molecular Formula): C26H55N3S4Zn

FIRST AID MEASURES of ZINC N,N-DI-N-BUTYLDITHIOCARBAMATE/DI-N-BUTYLAMINE COMPLEX (ZDBCX):
-Description of first-aid measures
*General advice:
Show this material safety data sheet to the doctor in attendance.
*If inhaled:
After inhalation:
Fresh air.
*In case of skin contact:
Take off immediately all contaminated clothing.
Rinse skin with
water/ shower.
*In case of eye contact:
After eye contact:
Rinse out with plenty of water.
Call in ophthalmologist.
Remove contact lenses.
*If swallowed:
After swallowing:
Immediately make victim drink water (two glasses at most).
Consult a physician.
-Indication of any immediate medical attention and special treatment needed.
No data available

ACCIDENTAL RELEASE MEASURES of ZINC N,N-DI-N-BUTYLDITHIOCARBAMATE/DI-N-BUTYLAMINE COMPLEX (ZDBCX):
-Environmental precautions:
Do not let product enter drains.
-Methods and materials for containment and cleaning up:
Cover drains.
Collect, bind, and pump off spills.
Observe possible material restrictions.
Take up dry.
Dispose of properly.
Clean up affected area.

FIRE FIGHTING MEASURES of ZINC N,N-DI-N-BUTYLDITHIOCARBAMATE/DI-N-BUTYLAMINE COMPLEX (ZDBCX):
-Extinguishing media:
*Suitable extinguishing media:
Carbon dioxide (CO2)
Foam
Dry powder
*Unsuitable extinguishing media:
For this substance/mixture no limitations of extinguishing agents are given.
-Further information:
Prevent fire extinguishing water from contaminating surface water or the ground water system.

EXPOSURE CONTROLS/PERSONAL PROTECTION of ZINC N,N-DI-N-BUTYLDITHIOCARBAMATE/DI-N-BUTYLAMINE COMPLEX (ZDBCX):
-Control parameters:
--Ingredients with workplace control parameters:
-Exposure controls:
--Personal protective equipment:
*Eye/face protection:
Use equipment for eye protection.
Safety glasses
*Body Protection:
protective clothing
*Respiratory protection:
Recommended Filter type: Filter A
-Control of environmental exposure:
Do not let product enter drains.

HANDLING and STORAGE of ZINC N,N-DI-N-BUTYLDITHIOCARBAMATE/DI-N-BUTYLAMINE COMPLEX (ZDBCX):
-Conditions for safe storage, including any incompatibilities:
*Storage conditions:
Tightly closed.
Dry.

STABILITY and REACTIVITY of ZINC N,N-DI-N-BUTYLDITHIOCARBAMATE/DI-N-BUTYLAMINE COMPLEX (ZDBCX):
-Chemical stability:
The product is chemically stable under standard ambient conditions (room temperature).
-Possibility of hazardous reactions:
No data available