MilliporeSigma
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431176

Sigma-Aldrich

Poly(pyromellitic dianhydride-co-4,4′-oxydianiline), amic acid solution

electronic grade

Synonym(s):
Polyamic acid
Linear Formula:
(C12H12N2O .C10H2O6)x
NACRES:
NA.23

grade

electronic grade

Quality Level

purified by

sub-micron filtration (0.2 μm medium)

refractive index

n20/D 1.506

viscosity

30-38 poise(lit.)

bp

174 °C

transition temp

Tg >400 °C (imide)

density

1.04 g/mL at 25 °C

storage temp.

−20°C

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This Item
575798575771593052
refractive index

n20/D 1.506

refractive index

n20/D 1.5050

refractive index

n20/D 1.5052

refractive index

n20/D 1.502

viscosity

30-38 poise(lit.)

viscosity

5-12 poise

viscosity

-

viscosity

105-135 poise

transition temp

Tg >400 °C (imide)

transition temp

-

transition temp

-

transition temp

-

density

1.04 g/mL at 25 °C

density

1.085 g/mL at 25 °C

density

1.03 g/mL at 25 °C (relative)

density

1.066 g/mL at 25 °C

storage temp.

−20°C

storage temp.

−20°C

storage temp.

−20°C

storage temp.

−20°C

grade

electronic grade

grade

-

grade

-

grade

-

Application

Semi-conductor material. Dielectric component in thin films, high density interconnect systems and multichip modules.

Features and Benefits

Filtered through 0.2μm medium
High purity material with controlled metallic content. Polyimide has good thermal, mechanical and electrical properties.

Signal Word

Danger

Hazard Classifications

Aquatic Chronic 3 - Asp. Tox. 1 - Carc. 1B - Eye Irrit. 2 - Flam. Liq. 3 - Muta. 1B - Repr. 1B - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

3 - Flammable liquids

WGK

WGK 2

Flash Point(F)

138.2 °F - closed cup

Flash Point(C)

59 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

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