4,4'-Diamino-2,2'-bistrifluoromethylbiphenyl (TFDB/TFMB)

It is used to prepare colorless and transparent polyimide materials with extremely low dielectric constant, extremely low surface free energy, extremely high mechanical strength, extremely high wear resistance.

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Product Introduction

English name: 2,2'-Bis(trifluoromethyl)-4,4'-diamino biphenyl, TFDB, 2,2'-bis(trifluoromethyl)benzidine, TFMB

CAS No.: 341-58-2

EINECS number: 671-105-2

Customs code: 29215900

Molecular formula: C14H10F6N2

Molecular weight: 320.23

Physicochemical properties: Odorless white powder, melting point 183°C.

Product indicators

DETERMINATION	STANDARD
Appearance	White powder
Purity	≥98%
Melting point	183℃
Moisture	≤0.5%

Performance purposes

1. 2,2'-bis(trifluoromethyl)-4,4'-diaminobiphenyl is an important fluorine-containing aromatic diamine compound.Used to prepare colorless and transparent polyimide materials with extremely low dielectric constant, extremely low surface free energy, extremely high mechanical strength, extremely high wear resistance.

2. 2,2'-Bis(trifluoromethyl)-4,4'-diaminobiphenyl can be used in the preparation of polyimide films. It is used in the fields of microelectronics and optoelectronics due to its transparency and low dielectric properties.

3. 2,2'-Bis(trifluoromethyl)-4,4'-diaminobiphenyl contains fluorine atoms, which gives the polyimide material good thermal stability, solubility and processing performance.

4. 2,2'-Bis(trifluoromethyl)-4,4'-diaminobiphenyl is widely used in the manufacture of electronic chemicals, photovoltaic panels, liquid crystal panels and air separation membranes.

Packaging and storage

2.5kg/bag, 25kg/barrel

It can be stored for three years in a dry, ventilated room temperature environment under the condition that the packaging is well sealed.

If quality problems occur, we will provide a full refund and bear all shipping costs. Send an inquiry now to get at least 10% off, please contact us via WhatsApp or Email us to discuss.

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