BIPB--二（叔丁基过氧化异丙基）苯--CAS.25155-25-3-2212-81-9

商品名称： BIPB （DPIB）

中文名称：二（叔丁基过氧化异丙基）苯

化学名称：双（叔丁基过氧化异丙基）苯

分子式：C20 H34 O4

分子量：338.5

理论活性氧量：9.45%

CAS号：25155-25-3/ 2212-81-9

UN No.  3106

Einecs :  218-664-7

海运(IMDG)：5.2   

二类包装,  D类固体过氧化物。

主要分解产物：叔丁醇、二羟基二异丙苯、联乙酰苯、乙酰-2-羟基异丙苯、甲烷等。

指标:

0.1小时：156℃

1小时：134℃

10小时：115℃

热稳定性数据 :

自加速分解温度（SADT）：80℃

危急温度（Tem）：75℃ 

贮存温度（Tsmax）：--/15 ℃ 

活化能E（KJ/mol）：152.69

技术标准:

外观：白色固体粉末或片状固体

含量：96%  min      

用途:

1.是聚丙烯降解优良降解剂:可制成分子量低，分子量分布窄的高融体指数的流变聚丙烯，是可控流变聚丙烯的一种重要的引发剂。

2.是苯乙烯聚合的引发剂。本品是一种苯乙烯本体聚合的引发剂,其特点是生成的PS的分子量较热引发聚合的大,聚合转化率高。

3.是常见的橡胶硫化剂: 本品不焦烧它通常用硅油或其它中性溶剂或中性填料稀释，处理温度为135℃，交联温度为175℃。

包装及运输:

标准包装为20公斤的瓦楞纸箱包装，也可根据客户的要求的包装尺寸供货，客户可在订货时提出要求。

储存注意事项:

1.储存于阴凉通风的空间内,仓温不超过15℃。

2.远离火种，热源。应与酸类，还原剂，易燃物，可燃物，还原剂等分开存放。

3.储存间的照明通风等设施采用防爆型，开关设在户外。

4.搬运时应小心轻放，防止包装及容器的破损，禁止撞击和振荡，分装和搬运作业要注意个人防护。

5.请客户在贮运和使用本产品时仔细阅读《技术说明书（MSDS） 》。

产品有效期:

在严格按照生产厂家提示的条件贮存、运输。六个月内产品质量可确实保证。

火灾防护:

1、本产品可能因受热而剧烈分解，会猛烈起火，少量产品小火应迅速用泡沫或干粉灭火器进行灭火。

2、大火应迅速撤达到不危险的距离以外并用水枪朴救，通知消防部门处理。

Product name： BIPB （DPIB）

English name:Di(tert-butylperoxyisopropyl)benzene

Chemical name: bis (tert butyl peroxyisopropyl) benzene

Molecular formula：C20 H34 O4

Molecular weight：338.5

Theoretical active oxygen content：9.45%

CAS.：25155-25-3/ 2212-81-9

UN No.  3106

Einecs :  218-664-7

IMDG：5.2   

Class II packaging, Class D solid peroxide.

Main decomposition products: tert butanol, dihydroxydiisopropylbenzene, diacetylbenzene, acetyl-2-hydroxyisopropyl benzene, methane,  etc.

Safety indicators:

0.1 hour: 156 ℃

1 hour: 134 ℃

10 hours: 115 ℃

Thermal stability data:

Self accelerating decomposition temperature (SADT): 80 ℃

Emergency temperature (Tem): 75 ℃

Storage temperature (Tsmax): --/15 ℃

Activation energy E (KJ/mol): 152.69

Technical standards:

Appearance: White solid powder or flaky solid

Content：96%  min      

Purpose:

1. It is an excellent degradation agent for polypropylene: it can be made into rheological polypropylene with low molecular weight and narrow molecular weight distribution, and high melt index. It is a very important initiator for controllable rheological polypropylene.

2. It is an initiator for styrene polymerization. This product is an initiator for bulk polymerization of styrene, characterized by a larger molecular weight of PS generated compared to hot initiated polymerization, and a higher polymerization conversion rate.

3. It is the most common rubber vulcanizing agent: This product has excellent scorching safety. It is usually diluted with silicone oil or other neutral solvents or neutral fillers, with a safe processing temperature of 135 ℃ and a crosslinking temperature of 175 ℃.

Packaging and transportation:

The standard packaging is 20 kilograms of corrugated cardboard box packaging, which can also be supplied according to the packaging size requested by the customer. The customer can make a request when placing an order.

Storage precautions:

1. Store in a cool and ventilated space, with a warehouse temperature not exceeding 15 ℃.

2. Keep away from sparks and heat sources. It should be stored separately from acids, reducing agents, inflammables, combustibles, reducing agents, etc.

3. The lighting and ventilation facilities in the storage room are explosion-proof, with switches located outdoors.

4. When handling, care should be taken to prevent damage to packaging and containers, and impact and oscillation are prohibited. Personal protection should be taken during packaging and handling operations.

5. Please carefully read the Safety Technical Manual (MSDS) when storing, transporting, and using this product.

Product validity period:

Store and transport in strict accordance with the manufacturer's instructions. The product quality can be guaranteed within six months.

Fire protection:

1. This product may decompose violently due to heating, and may ignite violently. A small amount of small fires should be put out quickly with foam or dry powder extinguishers.

2. The fire should be quickly evacuated to a safe distance and rescued with a water gun, and the fire department should be notified for handling.