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p-Benzoquinone Dioxime

Executive standard: Q/YSY004-2006
CAS NO. 105-11-3
English alias: 1,4-cyclohexadienedione dioxime, 1,4-Benzoquinone dioxime
English abbreviation: PBQD

Product parameters

Executive standard: Q/YSY004-2006

English alias: 1,4-cyclohexadienedione dioxime, 1,4-Benzoquinone dioxime
English abbreviation: PBQD

CAS RN: 105-11-3

1. Physical and chemical properties:

1.1 Molecular formula: C6H6N2O2

1.2 Molecular weight: 138.1256

1.3 Structure formula:

Structure formula

1.4 Solubility:<0.01g/100mL H2O, 22.5℃. Dissolved in ethanol, and slightly dissolved in acetone, but insoluble in water, benzene and gasoline.

1.5 Stability and reactivity: Stable at normal temperature and pressure, flammable, and decomposed in high temperature.

2. Technical indexes:

Item Index
Content, %(m/m) ≥99.0
Loss of weight in drying, %(m/m) ≤1.0
Dregs after burning(in sulfate), %(m/m) ≤0.50
Particle size, μm ≤10
Appearance Brown crystal

3.Application: It has been used as the vulcanizing agents for butyl rubber, natural rubber, styrene-butadiene rubber, especially for butyl rubber, as well as analytical agent, etc.

Use: 1)Accelerator & vulcanizer for rubber; 2)Bactericide; 3)Used as a non-sulfur vulcanization accelerator by direct reacting with peroxy-free radical to tie up free radicals and metal adhesion promoter between metal and rubber; 4)Used as a vulcanizing agent for EPDM (ethylene-propylene diene rubber) to improve heat resistance; 5)Used as a curing agent for coating system and electrical encapsulation.

4. Safety instructions: Toxic. Operation must be installed with rubber gloves, a respirator and eye protection by wearing protective clothing to avoid contacting with skin and inhalation. Stay away with fire and heat source of high temperature.

5. Packing: Kraft paper bag lined with plastic bag, net weight 25 kg per bag

6. Storage: Stored in a cool, ventilated place. The shelf life is 12 months after manufacturer date. It is still available if retest result is qualified after expire date

7. Transportation: Avoid water, exposure and violent collision .Do not transport with strong oxidizers.

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