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Key Documents

575828

Sigma-Aldrich

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

15.0 wt. %±5 wt. % in NMP/aromatic hydrocarbons (80%/20% solvent ratio)

Synonym(s):

Pyre-M.L.® RC-5057, Polyamic acid

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About This Item

Linear Formula:
(C12H12N2O .C10H2O6)x
UNSPSC Code:
12162002
NACRES:
NA.23

Quality Level

concentration

15.0 wt. %±5 wt. % in NMP/aromatic hydrocarbons (80%/20% solvent ratio)

refractive index

n20/D 1.5120

viscosity

50-70 poise

solubility

H2O: 65-71 wt. %

density

1.090 g/mL at 25 °C

storage temp.

−20°C

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Related Categories

Physical properties

Viscosity tends to decrease over time, this will not affect the product usage.

Legal Information

Pyre-M.L. is a registered trademark of Industrial Summit Technologies Corp.

Signal Word

Danger

Hazard Classifications

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

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

EU REACH SVHC Candidate List

CAS No.

EU REACH Annex XVII (Restriction List)


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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