Product

POLY(PYROMELLITIC DIANHYDRIDE-CO-4,4'-OXYDIANILINE), AMIC ACID

CAS No.：25038-81-7

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POLY(PYROMELLITIC DIANHYDRIDE-CO-4,4'-OXYDIANILINE), AMIC ACID Basic information

Product Name:	POLY(PYROMELLITIC DIANHYDRIDE-CO-4,4'-OXYDIANILINE), AMIC ACID
Synonyms:	pyromellitic dianhydride/ 4,4'-oxydianiline polyamide;Pyre-M.L.(R) RK-692;Pyre-M.L.(R) RC-5069;poly(pyromelliticdianhydride-co-4,4’-oxydianilin;Pyromelliticdianhydride,4,4’-oxydianilinepolymer;Poly(pyromellitic dianhydride-co-4,4-oxydianiline), amic acid (solution);POLY(PYROMELLITIC DIANHYDRIDE-ALT-4,4'-&;POLY(PYROMELLITIC DIANHYDRIDE-CO-4,4'-O&
CAS:	25038-81-7
MF:	C22H14N2O7
MW:	418.35576
EINECS:
Product Categories:	Amides and Imides;Hydrophobic Polymers;Polymers;Amides and Imides;Materials Science;Polymer Science;Hydrophobic Polymers;Polymer Science
Mol File:	25038-81-7.mol

POLY(PYROMELLITIC DIANHYDRIDE-CO-4,4'-OXYDIANILINE), AMIC ACID Chemical Properties

Boiling point	174 °C
density	1.166 g/mL at 25 °C
refractive index	n20/D 1.5120
Fp	85 °F
storage temp.	-20°C
solubility	H₂O: miscible
form	viscous liquid
EPA Substance Registry System	1H,3H-Benzo[1,2-c:4,5-c']difuran-1,3,5,7-tetrone, polymer with 4,4'-oxybis[benzenamine] (25038-81-7)

Safety Information

Hazard Codes	T,Xn,Xi
Risk Statements	45-65-36/38-20/21-10-36/37/38-61-46-52/53
Safety Statements	26-36-45-36/37-53-62-61
RIDADR	UN 1866 3/PG 3
WGK Germany	1

MSDS Information

Provider	Language
SigmaAldrich	English

POLY(PYROMELLITIC DIANHYDRIDE-CO-4,4'-OXYDIANILINE), AMIC ACID Usage And Synthesis

Uses	Semi-conductor material. Dielectric component in thin films, high density interconnect systems and multichip modules.
General Description	Poly(pyromellitic dianhydride-co-4,4′-oxydianiline), amic acid solution (PAA) converts to polyimide at 300^oC. The FTIR spectra indicates a carbonyl stretch of carboxylic acids in PAA at 1650 cm^-1. Following the imidization process, the peak at 1720cm^-1grows, indicating the formation of imide group.

POLY(PYROMELLITIC DIANHYDRIDE-CO-4,4'-OXYDIANILINE), AMIC ACID Preparation Products And Raw materials

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