Hangzhou Sunflower Technology Development Co., Ltd.

povidone

• Category :

  Agrochemicals

• Synonyms :

  Polyvinyl pyrrolidone;Povidone;PVP;PVP-K;PVP-K17;PVP-K25;Polyvinylpyrrolidine;PVP-K30;PVP K 30;PVP-K90;poly vinyl pyrrolidone;K-30;Crospovidone;Polyinylpyrrolidone;Polyvinglpyrrolidone;PVP K30/K90;K30;PVP K30;Povidone K25 K30 K90;poly vinyl pyrrolidinone(K=90)urethane;POVIDONE K-17;Polyvinylpyrrolidone/(PVP-K series);

• CAS NO :

  9003-39-8

• EC NO :

• Molecular Formula :

  (C₆H₉NO)n

• Molecular Weight :

  111.143

• Main Specifications :

• Product description :

  SUNVIDONE® K

  STRUCTURE & NOMENCLATURE

  (C6H9NO)n

  Mw=(111.1)n

  Synonyms: Polyvidone; Polyvidonum; Polyvinylpyrrolidone

  CTFA/INCI: PVP

  CAS No.: [9003-39-8]

  Trade name: Sunvidone K (STD); Kollidone (BASF); Plasdone (ISP)

  DMF Number Assigned: 20922;   Date of Submission: October 9, 2007

   

  CHARACTERS:

  White to yellowish-white free flowing hygroscopic powder, or clear aqueous solution, with a faint characteristic odor, freely soluble in ethanol, methanol, slightly soluble in acetone.              

   

  SPECIFICATION (USP26,28/EP5)

  Sunvidone	K15	K17	K25	K30	K90
  Appearance of solution (5%)min.	BY6	BY6	BY6	BY6	BY6
  PH value (5% in water)	3.0-7.0	3.0-7.0	3.0-7.0	3.0-7.0	7.0-9.0
  Water, % max.	5.0	5.0	5.0	5.0	79-81
  Sulphate ash, % max.	0.1	0.1	0.1	0.1	0.1
  Residue on ignition, % max.	0.1	0.1	0.1	0.1	0.1
  Heavy metals, ppm max.	10	10	10	10	10
  Aldehydes, % max.	0.05	0.05	0.05	0.05	0.05
  Peroxides compounds, % max.	0.04	0.04	0.04	0.04	0.04
  Hydrazine, ppm max.	1	1	1	1	1
  NVP, % max. (USP26)	0.1	0.1	0.1	0.1	0.1
  ppm max. (USP28/EP5)	10	10	10	10	10
  K Value	12.8-17.3	15.3-18.4	23.0-27.0	28.0-32.0	81.0-97.2
  Nitrogen, %	11.5-12.8	11.5-12.8	11.5-12.8	11.5-12.8	11.5-12.8

  APPLICATIONS

  High effective tablet binders; Adhesive gels; Film forming agent; Solubilizer, Dispersant, Suspensions Stabilizers; Coprecipitate; Thickeners; Ophthalmics preparations

  PACKAGINGS: 25kg, 50kg net in fiber drums.

• Molecular Structure :