TMCH-CAS.6731-36-8

Product name：TMCH （TMCH335）

English name:1,1-bis（tert-buty peroxy）-3,3,5-trimethylcyclohexane

Chemical name: 1,1-ditert-butylperoxy-3,3,5-trimethylcyclohexane                               

Molecular formula：C17H34O4 

Molecular weight：302.5

Theoretical active oxygen content：10.58%

CAS.：6731-36-8

UN No.  3103

International Maritime Regulations Page：5221a

Character: Colorless or slightly yellow transparent liquid, insoluble in water, soluble in most organic solvents.

Safety indicators:

Half life:

0.1 hour: 128 ℃

1 hour: 105 ℃

10 hours: 85 ℃

Thermal stability data:

Self accelerating decomposition temperature (SADT)：60℃

Emergency temperature (Tem)：55℃

Control temperature（Tc）：--

Storage temperature (Tsmax)：--/25 ℃

Technical indicators:

Appearance: Colorless or slightly yellow transparent liquid

Concentration：90.0% min

Tert butyl hydrogen peroxide content%：≤1.0%

Active oxygen content：10.58% min

Chromaticity：50Pt-Co max        

This product can be formulated into 90%, 75%, and 40% solutions using isododecane or dibutyl phthalate (can be formulated according to customer requirements)

Purpose:

1.This product is used as a polymerization initiator for ethylene, styrene and styrene copolymers, acrylate, and methacrylate.

2.Used for crosslinking natural rubber, silicone rubber, diene rubber, polyurethane, and ethylene vinyl acetate copolymer resins, with lower crosslinking temperature and less odor than other peroxides.

Packaging and transportation:

1. The standard packaging is 20 kilograms of polyethylene packaging. We can also supply according to the packaging size requested by the customer, and the customer can make requirements when placing an order.

2. The transportation of initiator CH335 complies with the following regulations:

IMO 5.2   UN No 3103   C-type liquid organic peroxide, packaging for Class II dangerous goods.

ADR 5.2   RID 5.2   ICAO Prohibited

Product validity period：

If stored strictly according to the manufacturer's instructions, the product quality can be guaranteed within three months.

Storage:

1. It is necessary to strictly store according to the storage temperature indicated by our factory. If the storage temperature is higher than the critical temperature, it will cause a fire.

2. Open flames are strictly prohibited in the storage area, kept away from heat sources, prevented from static electricity, and stored away from light. The storage area should have good ventilation equipment.

3. When storing this product in large quantities, there should be a separate warehouse. It is strictly prohibited for the product to come into contact with reducing agents, rust, dust, heavy metal ions, acids, and alkalis.

4. Prevent impact and friction.

Fire extinguishing:

1. This product may decompose violently due to heating and ignite violently. foam or dry powder fire extinguishers shall be used to extinguish small fires caused by a small amount of products.

2. The fire must be evacuated to a safe distance and rescued with a water gun. The fire department should be notified in a timely manner to assist in extinguishing the fire.