Hair Styling - Rainbow

Personal Care & Home Care - Hair Care

NVP copolymer refers to a polymer formed by copolymerization of NVP (N-vinyl pyrrolidone) and other monomers.

(C6H9NO)N(C4H6NO2)M

Mw=(111.1)N+(86.1)M

INCI/CTFA: VP/VA Copolymer

CAS No.: [25086-89-9]

Product Name: Copolyvidone

Description: Copolymer of vinylpyrrolidone (VP) and vinyl acetate (VA)

Appearance: White or milky white amorphous powder

Odor: Odorless

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Specifications

	Powder	Aqueous Solutions
Sunlydone VA	64P	64W	73W
VP/VA ratio	60/40	60/40	70/30
K value	26-34	26-34	24-32
Solids	95%min	48-52%	48-52%
Water	5.0%max	/	/
Alcohols	0.5%max	0.5%max	0.5%max
Color (APHA)10%	60max	60max	60max
PH (10% solution)	4.0-7.0	4.0-7.0	5.0-6.5
NVP	0.01%max	0.01%max	0.01%max
VAC	0.03%max	0.03%max	0.03%max

NVP Copolymer Advantages

Film forming property

Excellent film-forming ability, can form transparent and smooth films on a variety of substrate surfaces. This property allows it to be used in hair gel, hair wax and other styling products to help the hair maintain its shape and form a protective film.

moisturizing

It has strong hygroscopicity, and after copolymerization with other monomers, this characteristic is retained or even enhanced. Therefore, it is widely used in skin care products and moisturizers to help the skin retain moisture and prevent dryness.

Adhesion

Because of its excellent adhesion due to its molecular structure, it is often used in adhesives and glues. It can provide a strong bonding effect on the material surface and is suitable for bonding different materials such as paper, textiles, and plastics.

biocompatibility

Good biocompatibility, meaning it does not cause significant physiological reactions when in contact with human tissue or biological systems. It is widely used in the pharmaceutical field as drug release systems, drug coatings, etc.

Are NVP copolymers safe for use in personal care products?

Yes, NVP copolymers are generally recognized as safe for use in personal care products. They are non-toxic, non-irritating, and suitable for use in a wide variety of formulations. They have undergone extensive safety testing and are approved for use within the regulatory frameworks of many countries.

How fast does NVP copolymer form a film?

It forms a film very quickly, and once sprayed or applied to the hair, it dries and forms in seconds, quickly setting the hair.

Does NVP copolymer make the hair stiff?

Although NVP copolymer provides a strong hold, it also has a certain degree of flexibility, so it can keep the hair flowing naturally and avoid excessive stiffness.

Can NVP copolymer be washed out easily?

Yes, the film formed by NVP copolymer can be easily washed out by regular shampooing steps without residue on the hair.

How is NVP copolymer different from other hair styling ingredients?

With excellent film-forming properties and flexibility, compared with other styling ingredients, it not only provides a strong hold, but also maintains the natural texture of the hair and avoids stiffness and dryness.