Difference between revisions of "Thermoset"
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== Description == | == Description == | ||
− | A polymer that, once fused, cannot be resoftened with heat. Thermoset polymers are usually insoluble in most solvents. Examples of thermoset polymers are | + | A polymer that, once fused, cannot be resoftened with heat. Thermoset polymers are usually insoluble in most solvents. Examples of thermoset polymers are [[Epoxy|Epoxies]], [[Silicone resin|Silicones]], and [[Phenolic resin|Phenolics]] along with some [[Polyester resin|Polyesters]] and [[Polyurethane|Polyurethanes]]. |
+ | Physical Properties for Selected Thermoset Resins | ||
+ | {| class="wikitable" | ||
+ | |- | ||
+ | ! polymer | ||
+ | ! Tg © | ||
+ | ! Ref.index (film) | ||
+ | ! Density | ||
+ | ! Tensile strength (1000 psi) | ||
+ | ! Flexural strength (1000 psi) | ||
+ | ! Compres- sive strength (1000 psi) | ||
+ | ! Elongtaion at break (%) | ||
+ | ! Shrinkage (%) | ||
+ | ! water absorption (24 hrs.) | ||
+ | |- | ||
+ | | casein | ||
+ | | 35 | ||
+ | | 1.33 (sol'n);<br /> 1.4-1.5 (film) | ||
+ | | 1.35 | ||
+ | | | ||
+ | | | ||
+ | | | ||
+ | | | ||
+ | | | ||
+ | | | ||
+ | |- | ||
+ | | chlorinated rubber | ||
+ | | | ||
+ | | 1.55-1.60 | ||
+ | | 1.24 | ||
+ | | | ||
+ | | | ||
+ | | | ||
+ | | | ||
+ | | | ||
+ | | | ||
+ | |- | ||
+ | | epoxy resin | ||
+ | | 90-180 | ||
+ | | 1.56 | ||
+ | | 1.1-1.4 | ||
+ | | 4-13 | ||
+ | | 13-21 | ||
+ | | 15-21.5 | ||
+ | | 2.6 | ||
+ | | 0.1-0.4 | ||
+ | | 0.01-0.10 | ||
+ | |- | ||
+ | | melamine formaldehyde | ||
+ | | | ||
+ | | 1.65 | ||
+ | | 1.40-1.48 | ||
+ | | 7-9 | ||
+ | | 11-14 | ||
+ | | 40-45 | ||
+ | | | ||
+ | | 1.0-1.5 | ||
+ | | 0.01-1.3 | ||
+ | |- | ||
+ | | phenol formaldehyde | ||
+ | | | ||
+ | | 1.70 | ||
+ | | 1.30-1.86 | ||
+ | | 6-9 | ||
+ | | 11-17 | ||
+ | | 12-15 | ||
+ | | 1.5-2.0 | ||
+ | | 1.0-1.2 | ||
+ | | 0.1-2.0 | ||
+ | |- | ||
+ | | polyimide | ||
+ | | 150-200 | ||
+ | | | ||
+ | | 1.42-1.90 | ||
+ | | 5-27 | ||
+ | | 7.1-49.5 | ||
+ | | 4.7-40 | ||
+ | | <10 | ||
+ | | 0.1-0.3 | ||
+ | | 0.3-0.4 | ||
+ | |- | ||
+ | | polyisoprene | ||
+ | | -70 to -<br /> 74 | ||
+ | | 1.53 | ||
+ | | 0.92 | ||
+ | | | ||
+ | | | ||
+ | | | ||
+ | | | ||
+ | | | ||
+ | | | ||
+ | |- | ||
+ | | polyxylylene | ||
+ | | 60-100 | ||
+ | | 1.669 | ||
+ | | | ||
+ | | | ||
+ | | | ||
+ | | | ||
+ | | | ||
+ | | | ||
+ | | | ||
+ | |- | ||
+ | | siloxane | ||
+ | | -125 | ||
+ | | 1.41 | ||
+ | | 1.30-1.34 | ||
+ | | 4-8 | ||
+ | | 9-19 | ||
+ | | 9-15 | ||
+ | | | ||
+ | | 1-1.5 | ||
+ | | | ||
+ | |- | ||
+ | | polyester | ||
+ | | 70 | ||
+ | | 1.55 | ||
+ | | 1.12-1.46 | ||
+ | | 6-12 | ||
+ | | 8.5-18.5 | ||
+ | | 13-36.5 | ||
+ | | 20 | ||
+ | | 2-8 | ||
+ | | | ||
+ | |} | ||
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
termoestable (Esp.); thermodurci (Fr.); resina termoindurente (It.); resina termoendurecível (Port.); thermosetting resin; | termoestable (Esp.); thermodurci (Fr.); resina termoindurente (It.); resina termoendurecível (Port.); thermosetting resin; | ||
− | == | + | == For easy printing or to download == |
[[media:download_file_307.pdf|Physical Properties for Selected Thermoset Resins]] | [[media:download_file_307.pdf|Physical Properties for Selected Thermoset Resins]] | ||
− | + | ==Resources and Citations== | |
− | |||
− | == | ||
* G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971 Comment: p. 789 | * G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971 Comment: p. 789 | ||
− | |||
* Ralph Mayer, ''A Dictionary of Art Terms and Techniques'', Harper and Row Publishers, New York, 1969 (also 1945 printing) | * Ralph Mayer, ''A Dictionary of Art Terms and Techniques'', Harper and Row Publishers, New York, 1969 (also 1945 printing) | ||
− | |||
* Theodore J. Reinhart, 'Glossary of Terms', ''Engineered Plastics'', ASM International, 1988 | * Theodore J. Reinhart, 'Glossary of Terms', ''Engineered Plastics'', ASM International, 1988 | ||
− | |||
* Matt Roberts, Don Etherington, ''Bookbinding and the Conservation of Books: a Dictionary of Descriptive Terminology'', U.S. Government Printing Office, Washington DC, 1982 | * Matt Roberts, Don Etherington, ''Bookbinding and the Conservation of Books: a Dictionary of Descriptive Terminology'', U.S. Government Printing Office, Washington DC, 1982 | ||
− | |||
* Pam Hatchfield, ''Pollutants in the Museum Environment'', Archetype Press, London, 2002 | * Pam Hatchfield, ''Pollutants in the Museum Environment'', Archetype Press, London, 2002 | ||
− | |||
* Art and Architecture Thesaurus Online, http://www.getty.edu/research/tools/vocabulary/aat/, J. Paul Getty Trust, Los Angeles, 2000 | * Art and Architecture Thesaurus Online, http://www.getty.edu/research/tools/vocabulary/aat/, J. Paul Getty Trust, Los Angeles, 2000 | ||
Latest revision as of 13:30, 13 October 2024
Description
A polymer that, once fused, cannot be resoftened with heat. Thermoset polymers are usually insoluble in most solvents. Examples of thermoset polymers are Epoxies, Silicones, and Phenolics along with some Polyesters and Polyurethanes.
Physical Properties for Selected Thermoset Resins
polymer | Tg © | Ref.index (film) | Density | Tensile strength (1000 psi) | Flexural strength (1000 psi) | Compres- sive strength (1000 psi) | Elongtaion at break (%) | Shrinkage (%) | water absorption (24 hrs.) |
---|---|---|---|---|---|---|---|---|---|
casein | 35 | 1.33 (sol'n); 1.4-1.5 (film) |
1.35 | ||||||
chlorinated rubber | 1.55-1.60 | 1.24 | |||||||
epoxy resin | 90-180 | 1.56 | 1.1-1.4 | 4-13 | 13-21 | 15-21.5 | 2.6 | 0.1-0.4 | 0.01-0.10 |
melamine formaldehyde | 1.65 | 1.40-1.48 | 7-9 | 11-14 | 40-45 | 1.0-1.5 | 0.01-1.3 | ||
phenol formaldehyde | 1.70 | 1.30-1.86 | 6-9 | 11-17 | 12-15 | 1.5-2.0 | 1.0-1.2 | 0.1-2.0 | |
polyimide | 150-200 | 1.42-1.90 | 5-27 | 7.1-49.5 | 4.7-40 | <10 | 0.1-0.3 | 0.3-0.4 | |
polyisoprene | -70 to - 74 |
1.53 | 0.92 | ||||||
polyxylylene | 60-100 | 1.669 | |||||||
siloxane | -125 | 1.41 | 1.30-1.34 | 4-8 | 9-19 | 9-15 | 1-1.5 | ||
polyester | 70 | 1.55 | 1.12-1.46 | 6-12 | 8.5-18.5 | 13-36.5 | 20 | 2-8 |
Synonyms and Related Terms
termoestable (Esp.); thermodurci (Fr.); resina termoindurente (It.); resina termoendurecível (Port.); thermosetting resin;
For easy printing or to download
Physical Properties for Selected Thermoset Resins
Resources and Citations
- G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 789
- Ralph Mayer, A Dictionary of Art Terms and Techniques, Harper and Row Publishers, New York, 1969 (also 1945 printing)
- Theodore J. Reinhart, 'Glossary of Terms', Engineered Plastics, ASM International, 1988
- Matt Roberts, Don Etherington, Bookbinding and the Conservation of Books: a Dictionary of Descriptive Terminology, U.S. Government Printing Office, Washington DC, 1982
- Pam Hatchfield, Pollutants in the Museum Environment, Archetype Press, London, 2002
- Art and Architecture Thesaurus Online, http://www.getty.edu/research/tools/vocabulary/aat/, J. Paul Getty Trust, Los Angeles, 2000