ПВП Поли (1-винилпирролидон-ко-винилацетат) VA64 с CAS 25086-89-9

Product Name: Poly(1-vinylpyrrolidone-co-vinyl acetate)
CAS: 25086-89-9
MF: C10H15NO3
MW: 197.23
EINECS:200-001-8

Synonym: Aceticacid,ethenylester,polymerwith1-ethenyl-2-pyrrolidinone; aceticacidethenylester,polymerwith1-ethenyl-2-pyrrolidinone;

Что такое ПВП Поли (1-винилпирролидон-ко-винилацетат) VA64 с CAS 25086-89-9?

VA64 is a water-soluble polymer resin, which is a white powder, odorless and tasteless, easy to absorb moisture, soluble in water, ethanol and anhydrous alcohols, and has good adhesion, hygroscopicity and film-forming properties. and surface activity.

Спецификация

ЯTEM	SТАНДАРД
Внешний вид	White or slightly yellow hygroscopic powder or flakes
Растворимость	Soluble in water, 96% ethanol or chloroform
Identify A, B	Meet the requirments
Solution Appearance	Clear to cloudy
РН	3.0-7.0
Альдегид промилле	≤500
Перекись промилле	≤ 400
НВП промилле	≤ 10.0
Vinyl acetate промилле	≤ 5.0
Saponification value mg/g	230-270
Остаток при воспламенении%	≤ 0.1
Vinyl acetate%	35.3-42.0
Hydrazine ppm	≤ 1.0
2-P%	≤ 0.5
Влажность%	≤ 5.0
Тяжелый металл промилле	≤ 20
Содержание азота%	7.0-8.0
Значение K	26.0- 36.0

Применение

Pharmaceutical field: VA64 is mainly used as a water-soluble adhesive and dry adhesive in granulation and direct compression technology, as a film-forming material in film coating, and as a channel former in taste-masking agents. It is applied to the sugar coating to prevent splintering, and the bottom coating is used to prevent moisture.
Industrial fields: VA64 is used in industry as rewetting adhesives, adhesives for paper, adhesives for coatings, thickeners and protective colloids for various inks, emulsifiers commonly used in plant protection agents and protective colloid.

pvp-va64