Parafilm M

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Parafilm 'M'


[American Can Co.] A registered trademark for a stretchable plastic film. Parafil®m M is composed primarily of polyolefins and wax paraffin wax without any added plasticizers. It is a self-sealing, moldable, film that is permeable to Oxygen and dioxide carbon dioxide. Parafilm® M is used as a liquid and moisture barrier film for short term storage. It has also been used as a temporary supporting strip for ivory (Weisser 1978).

Synonyms and Related Terms

Parafilm M (sp)


Personal Risk

Collection Risks

Physical and Chemical Properties

Slightly soluble in carbon tetrachloride. Insoluble in ethanol, water. Unaffected by acids, alkalis for up to 48 hours.

For a 1 mil film:

  • Oxygen transmission = 150 ml/m2d
  • Water vapor transmission = 3-4 g/m2d
  • Melting Point=60 C

Sigma: [Technical Data Sheet]

Additional Information

T. Drayman Weisser, "A Method for Reinforcing Fragile Ivory" JAIC 17(2): 44-47, 1978: Link

Sources Checked for Data in Record

  • Website address 1 Comment:
  • Teri Hensick, contributed information, 1998

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