Poly(Vinylphosphonic Acid)

Product Details

CAS No:27754-99-0

MF:C2H5O3P

Appearance:white or light-yellow crystalline powder

Specification:98.5%

UN number:-

Package:1/5/10/25kgs/drum

Supply Capacity:MT

Synonyms:POLYETHENYLPHOSPHONIC ACID;POLYVINLYPHOSPHONIC ACID;PVPA;ethenyl-phosphonicacihomopolymer;Phosphonicacid,ethenyl-,homopolymer;Polyvinylphosphonsure (MW ca. 8000);ethenyl-phosphonic acid homopolymer;POLY(VINYLPHOSPHINC ACID), 30% SOLUTION

Product application:Poly(Vinylphosphonic Acid),27754-99-0,PVPA,Poly(vinylphosphonic acid),Poly(ethenylphosphonic acid),Ethenyl-phosphonic acid homopolymer,Polyvinylphosphonic acid,Dental adhesive polymer,Glass ionomer cement component,Enamel remineralization agent,Proton exchange membrane dopant,PEMFC proton conductor,Water-soluble polyelectrolyte,Corrosion inhibitor polymer,Chromium-free surface treatment,Adhesion promoter for coatings,Scale inhibitor polymer,High purity poly(vinylphosphonic acid) 95%,CAS 27754-99-0 supplier,Poly(vinylphosphonic acid) manufacturer China,Suzhou Health Chemicals functional polymers,Polyvinylphosphonic acid wholesale bulk export

 

Poly(Vinylphosphonic Acid) serves as an indispensable, ultra-pure functional polyacid polyelectrolyte, benchmark biomimetic dental adhesive component, and versatile energy material building block extensively utilized across clinical dental restoration, enamel remineralization therapeutics, high-temperature proton exchange membrane fuel cells, chromium-free metal surface passivation finishes, industrial protective coating adhesion promotion, and advanced industrial scale inhibition sectors. In dental materials science and restorative dentistry, universally designated as PVPA, its macromolecular architecture features a saturated polyethylene backbone decorated with repeating polar phosphonic acid moieties at every monomeric repeating unit; these pendant phosphonic groups establish multivalent, high-affinity ionic coordination bonds with calcium ions within native hydroxyapatite lattices of human enamel and dentin; incorporated into self-etching dental adhesives, resin-modified glass ionomer cements, and desensitizing varnishes, it enables etching and chemical bonding to tooth structures while mimicking non-collagenous phosphoproteins to guide calcium and phosphate ions into exposed dentinal tubules, initiating targeted remineralization and relieving dentin hypersensitivity without pulpal cytotoxicity; in electrochemical energy conversion and clean-energy technology, its high density of amphoteric hydrogen-bonding phosphonic networks delivers intrinsic Grotthuss-type proton hopping conduction, making it a functional dopant or membrane copolymer for constructing high-temperature proton exchange membranes operating under anhydrous or low-relative-humidity conditions up to 160 degrees Celsius, surmounting the dehydration limits of standard perfluorosulfonic acid membranes; in sustainable metallurgical chemical engineering, it functions as a core binder for environmental chromium-free conversion coatings on aluminum alloys and galvanized steels, reacting with metallic oxide surfaces to deposit a nanoscale, corrosion-resistant passivating barrier that enhances the intercoat adhesion of subsequently applied organic automotive paints and coil coatings. In industrial water treatment, it acts as a thermal and hydrolytic scale inhibitor, preventing calcium carbonate, calcium sulfate, and metal silicate scaling on heat exchangers through threshold complexation and crystal lattice distortion. Furthermore, in flame-retardant fiber finishes, graphene oxide aqueous dispersions, and electrochemical bio-sensing interfaces, chemical systems engineered from Poly(Vinylphosphonic Acid) deliver exceptional chelating power, thermal resilience, and broad multi-industry value.

 

Applications:
1. New Energy Sector: Serves as a key component of polymer electrolyte membranes in fuel cells.
2. Environmental Protection and Industry: Used as a scale inhibitor and corrosion inhibitor in water treatment, effectively suppressing calcium salt deposition and metal corrosion.
3. Biomedicine: Applied in areas such as hydrogels for drug delivery, biomimetic mineralization, and dental cements.
4. Sensing Technology: Can be used to fabricate chemical and biological sensors.