对苯二甲酸乙二酯环三聚体

对苯二甲酸乙二酯环三聚体 - Names and Identifiers

Name	Ethylene Terephthalate Cyclic Trimer
Synonyms	PET CYCLIC TRIMER IICRGUKQYYOPIG-UHFFFAOYSA-N Ethylene Terephthalate Cyclic Trimer
CAS	7441-32-9

对苯二甲酸乙二酯环三聚体 - Physico-chemical Properties

Molecular Formula	C30H24O12
Molar Mass	576.5
Melting Point	>300°C
Solubility	Chloroform (Slightly)
Appearance	Solid
Color	White to Off-White
Storage Condition	2-8°C

对苯二甲酸乙二酯环三聚体 - Introduction

Ethylene Terephthalate Cyclic Trimer, also known as Ethylene glycol Terephthalate Cyclic Trimer, is a polymer compound made by the polymerization of Ethylene glycol and Terephthalate. The following is an introduction to some information about the nature, use, formulation and safety of Ethylene terethalate Cyclic Trimer:

Nature:
-Appearance: colorless or yellowish powder
-Solubility: Poor solubility in common organic solvents
-Melting point: About 260-270 degrees Celsius
-Molecular weight: about 900-1300g/mol

Use:
- Ethylene terethalate Cyclic Trimer is mainly used in the manufacture of polyester polymer materials, such as polyester fiber, polyester film, thermoplastic polyester, etc.
-Due to its good thermal stability and chemical resistance, Ethylene terethalate Cyclic Trimer is also used in the fields of coatings, plastic modifiers and plasticizers.

Preparation Method:
- Ethylene Terephthalate Cyclic Trimer can be prepared by the polymerization of Terephthalate and Ethylene glycol. This reaction is usually carried out in the presence of a solvent, and the polycondensation reaction is carried out by heating and pressurizing in the presence of a catalyst.

Safety Information:
- Ethylene terethalate Cyclic Trimer is less toxic, but care should be taken to prevent inhalation of dust and contact with skin and eyes.
-During operation and storage, avoid simultaneous contact with oxidants, acids and alkalis to avoid possible reactions or hazards.
-When using the Ethylene terethalate Cyclic Trimer, observe safe operating procedures and personal protective measures, such as wearing appropriate protective gloves, eye and respiratory protection.

Last Update：2024-04-09 21:04:16