Pvp was used as a plasma volume expander for trauma victims after the 1950s.
N vinyl 2 pyrrolidone monomer.
The majority of the n vinyl pyrrolidone n vp that is sold within the eu is used in the production of polyvinyl pyrrolidone e g.
Cas 88 12 0.
Optomer is manufactured in the uk via two dedicated purification nvp facilities.
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Pvp solubility is unique in that is soluble in water as well as many organic solutions.
The base catalyzed reaction with acetylene.
N vinyl 2 pyrrolidone nvp is either caustic stabilized with 0 1 naoh or amine stabilized with 10 ppm n n di sec butyl paraphenylene diamine.
Optomer is a key monomer used in the manufacture of silicone hydrogel contact lenses.
N vinylpyrrolidone nvp is an organic compound consisting of a 5 membered lactam linked to a vinyl group it is a colorless liquid although commercial samples can appear yellowish.
N vp is also used as a reactive thinner in uv cured inks and lacquers.
N n vinyl 2 pyrrolidone a cyclic monomer derived from acetylene and formaldehyde with the structure below see poly 1 vinylpyrrolidone.
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Polyvinylpyrrolidone pvp is a non ionic synthetic polymer composed of repeating 1 vinyl 2 pyrrolidone monomers.
It is not preferred as volume expander due to its ability to provoke histamine release and also.
We supply n vinyl 2 pyrrolidone monomer to some of the world s largest global contact lens producers.
Apis raw materials n vinyl 2 pyrrolidone n vinylpyrrolidone is a colorless to yellowish and odorless liquid used as co polymer for uv inks adhesives and oilfield as well as precursor for the production of polyvinylpyrrolidone pvp.
Bpa 10 ppm n n di sec butyl p phenylenediamine applications.
Monomer for water soluble polyvinylpyrrolidones pvp with uses in oil.
Both sites have the capability of producing over 80 tons of optomer per annum.
For pharmaceuticals cosmetics and food additives or copolymers used as viscosity improvers in oils and in water borne paints and adhesives.
Also commonly called polyvidone or povidone is a water soluble polymer made from the monomer n vinylpyrrolidone.
The inherent prop erties of high polarity low toxicity.
Is a manufacturer and supplier of specality monomers speciality polyners diagnoctic reagents flourinated monomers reactive surfactants epoxy resins and oligomers and other speciality chemicals.
Reactive diluent monomer copolymer modifier for industrial and cosmetic use.
Nvp is a slightly to moderately yellow heterocyclic reactive vinyl monomer made from the reaction of acetylene and 2 pyrrolidone.
It is the precursor to polyvinylpyrrolidone pvp an important synthetic material.
It is produced industrially by vinylation of 2 pyrrolidone i e.