STRUCTURAL ADHESIVES
First Claim
Patent Images
1. An adhesive formulation comprisingi) an adduct of an epoxy resin and an elastomer;
- ii) a phenoxy resin;
iii) a core/shell polymer;
iv) a curing agent.
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Accused Products
Abstract
An adhesive formulation comprising i) an adduct of an epoxy resin and an elastomer, ii) a phenoxy resin; a core/shell polymer; iv) a curing agent which provides a structural adhesive with improved low temperature impact strength particularly useful for bonding metal especially in the automotive industry.
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Citations
38 Claims
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1. An adhesive formulation comprising
i) an adduct of an epoxy resin and an elastomer; -
ii) a phenoxy resin; iii) a core/shell polymer; iv) a curing agent. - View Dependent Claims (2, 3, 4, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 20, 21, 24, 31, 32, 33, 35, 36)
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5. An adhesive formulation according to claim 5 in which the elastomer/epoxy adduct is derived from a butadiene acrylonitrile rubber.
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19. (canceled)
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22-23. -23. (canceled)
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25-30. -30. (canceled)
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34. (canceled)
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37. An adhesive having a strength when cured in the wedge impact test at −
- 40°
C. of greater than 20 N/mm.
- 40°
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38-45. -45. (canceled)
Specification