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418528 Aldrich

Poly(1-vinylpyrrolidone-co-acrylic acid)

average Mw ~96,000 by GPC, average Mn ~20,000 by GPC, powder (Fine)

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Properties

form   powder (Fine)
mol wt   average Mn ~20,000 by GPC
  average Mw ~96,000 by GPC
hardness   6 H (ASTM D 3363)
impurities   ≤3.0% moisture content
color   white
relative viscosity   1.4-1.7, 1 wt. % in 0.25 M NaOH in 0.2 N LiNO3(lit.)
acid number   170‑210
transition temp   Tg 185 °C
solubility   H2O: soluble (pH ≥4.5)

Description

Application

Encapsulating aid, emulsifying and dispersing aid, textile sizing agent, film former, remoistenable adhesives and antiredeposition agent.

Features and Benefits

Forms hard, transparent films. Films adheres to paper, OPP, Mylar and aluminum.

Safety & Documentation

Safety Information

WGK Germany 
3
RTECS 
UD3665000

Documents

Certificate of Analysis

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Protocols & Articles
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