Difference between revisions of "Polyvinyl formal"
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| + | == Description == | ||
| + | A [[thermoplastic|thermoplastic]] resin made by the condensation of [[polyvinyl alcohol]] with [[formaldehyde|formaldehyde]]. Polyvinyl formal is a colorless, flexible tough solid. It can be molded, extruded, or cast and is resistant to [[grease|greases]], [[oil|oils]], and [[alkali|alkalis]]. It is used as a structural adhesive for bonding aircraft components. | ||
| + | [[[SliderGallery rightalign|aaiP_VINYLFORMAL.jpg~FTIR]]] | ||
| + | == Synonyms and Related Terms == | ||
| + | |||
| + | poly(vinyl formal); polivinilformaldehido (Esp.); Formvar; polyvinyl acetal | ||
| + | |||
| + | ==Physical and Chemical Properties== | ||
| + | |||
| + | * Soluble in glacial acetic acid, Cellosolve acetate, chloroform, diacetone alcohol, phenol, pyridine, THF, toluene. | ||
| + | * Resistant to alkalis, greases and oils. | ||
| + | * Density = 1.3 g/ml | ||
| + | |||
| + | ==Resources and Citations== | ||
| + | |||
| + | * G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971 Comment: p. 848 | ||
| + | |||
| + | * Theodore J. Reinhart, 'Glossary of Terms', ''Engineered Plastics'', ASM International, 1988 | ||
| + | |||
| + | * Richard S. Lewis, ''Hawley's Condensed Chemical Dictionary'', Van Nostrand Reinhold, New York, 10th ed., 1993 | ||
| + | |||
| + | * Conservation Materials Ltd., Catalog | ||
| + | |||
| + | |||
| + | |||
| + | [[Category:Materials database]] | ||
Latest revision as of 12:53, 27 September 2022
Description
A Thermoplastic resin made by the condensation of Polyvinyl alcohol with Formaldehyde. Polyvinyl formal is a colorless, flexible tough solid. It can be molded, extruded, or cast and is resistant to greases, oils, and alkalis. It is used as a structural adhesive for bonding aircraft components.
Synonyms and Related Terms
poly(vinyl formal); polivinilformaldehido (Esp.); Formvar; polyvinyl acetal
Physical and Chemical Properties
- Soluble in glacial acetic acid, Cellosolve acetate, chloroform, diacetone alcohol, phenol, pyridine, THF, toluene.
- Resistant to alkalis, greases and oils.
- Density = 1.3 g/ml
Resources and Citations
- G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 848
- Theodore J. Reinhart, 'Glossary of Terms', Engineered Plastics, ASM International, 1988
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- Conservation Materials Ltd., Catalog