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China wholesale Uv Absorber 234 - PVP Poly(1-vinylpyrrolidone-co-vinyl acetate) CAS 25086-89-9 – Unilong


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China wholesale Uv Absorber 234 - PVP Poly(1-vinylpyrrolidone-co-vinyl acetate) CAS 25086-89-9 – Unilong Detail:

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Product Name: Poly(1-vinylpyrrolidone-co-vinyl acetate)

CAS: 25086-89-9

MF: C10H15NO3

MW: 197.23

EINECS:

Mol File: 25086-89-9.mol

density 1.27 g/mL at 25 °C(lit.)

refractive index 1.4300 to 1.4380

Fp 72 °F

form powder

color White

Stability: Stable. Combustible, especially in powdered form. Incompatible with strong oxidising agents, strong reducing agents.

Description

Item Standard Result
K value 25-36 30.21
Aldehyde  % ≤0.05 0.5
Peroxide  ppm ≤400 232
Hydrazine  ppm ≤ 1 <1
N-vinylpyrrolidone  % ≤0.1 <0.1
Impurity A(2-Pyrrolidinone) % ≤0.5 <0.5
Heavy metal ppm ≤20 <20
Moisture % ≤5.0 2.89
Residue on Ignition % ≤0.1% 0.073
Ethenyl Acetate % 35.3-42 38.96
Nitrogen  % 7.0-8.0 7.5

Application

Copovidone is a water-soluble polymer used to improve the uptake and drug loading of various pharmaceutical agents, including contraceptive patches.

Poly(1-vinylpyrrolidone-co-vinyl acetate) is the main raw materials of cosmetics are used for hair gel, mousse, shampoo, etc., as well as surfactants, pharmaceuticals and other industrial purposes. They are mainly used as water-soluble adhesives and dry adhesives in granulation and direct tabletting technology, as film-forming materials in film coating, and as pore forming substances in masking agents. It is used for sugar coating to prevent cracking. The chemicalbook bottom coating is used for moisture-proof purposes. Vp/va copolymer series products are mainly used as film-forming agents and styling agents in the field of cosmetics, especially in erupting agents, hair gels, mousse and shampoo series products. They play an important role as film-forming agent and hair styling agent. If they are used together with pvpk30, their use effect will be enhanced.

The appearance is white powder or colorless liquid. The regular type is PVP-64.

Package

25kg/drum


Product detail pictures:

China wholesale Uv Absorber 234 - PVP Poly(1-vinylpyrrolidone-co-vinyl acetate) CAS 25086-89-9 – Unilong detail pictures

China wholesale Uv Absorber 234 - PVP Poly(1-vinylpyrrolidone-co-vinyl acetate) CAS 25086-89-9 – Unilong detail pictures

China wholesale Uv Absorber 234 - PVP Poly(1-vinylpyrrolidone-co-vinyl acetate) CAS 25086-89-9 – Unilong detail pictures

China wholesale Uv Absorber 234 - PVP Poly(1-vinylpyrrolidone-co-vinyl acetate) CAS 25086-89-9 – Unilong detail pictures

China wholesale Uv Absorber 234 - PVP Poly(1-vinylpyrrolidone-co-vinyl acetate) CAS 25086-89-9 – Unilong detail pictures

China wholesale Uv Absorber 234 - PVP Poly(1-vinylpyrrolidone-co-vinyl acetate) CAS 25086-89-9 – Unilong detail pictures


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Fast and great quotations, informed advisers to help you choose the correct solution that suits all your requirements, a short creation time, responsible top quality manage and distinct providers for paying and shipping affairs for China wholesale Uv Absorber 234 - PVP Poly(1-vinylpyrrolidone-co-vinyl acetate) CAS 25086-89-9 – Unilong , The product will supply to all over the world, such as: Mauritius, Kenya, Kuwait, We adhere to client 1st, top quality 1st, continuous improvement, mutual advantage and win-win principles. When cooperation together with the customer, we provide shoppers with the highest high-quality of service. Established good business relations using the Zimbabwe buyer inside the business, we've got established own brand and reputation. At the identical time, wholeheartedly welcome new and old prospects to our company to go to and negotiate small business.
  • Although we are a small company, we are also respected. Reliable quality, sincere service and good credit, we are honored to be able to work with you!
    5 Stars By Bruno Cabrera from Estonia - 2018.09.29 17:23
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