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79911 Sigma-Aldrich

Kollidon® SR

Synonym: Polyvinyl acetate-Polyvinylpyrrolidone mixture

  •  NACRES NA.25

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Properties

Related Categories Binders & Fillers, Biochemicals and Reagents, Excipients for R&D Use Only, Hydrophilic Polymers, Materials Science,
Quality Level   100
composition   polyvinylacetate, 75.0-85.0% (saponification value * 0.1534)
  povidone, 18.0-21.0 (N content/0.126)
impurities   ≤100 ppm vinyl acetate
  ≤20 ppm heavy metals (verified on random samples only)
  ≤5000 ppm residual solvents (acetic acid, acetate, formic acid (GLC)
ign. residue   ≤2.00% (verified on random samples only)
loss   ≤5.0% loss on drying
pH   3.5-5.5 (10% in H2O)

Description

General description

The Kollidon products consist of soluble and insoluble grades of polyvinylpyrrolidone (PVP) of various molecular weights and particle sizes. The polymers are used as dry binders, film-formers, stabilizers in suspensions, dispersants for pigments, enzyme stabilizers, and for improvement of bioavailability.

Application

Kollidon SR is a blend of polyvinyl acetate and povidone (K 30) in the ratio 8:2 used in the pharmaceutical industry as a matrix-forming agent. This research grade product is intended for use in R&D and development only.

Legal Information

Kollidon is a registered trademark of BASF SE

Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
WGK 3
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable

Documents

Certificate of Analysis (COA)

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