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Substrate preparation process

  • US 5,959,098 A
  • Filed: 04/17/1996
  • Issued: 09/28/1999
  • Est. Priority Date: 04/17/1996
  • Status: Expired due to Term
First Claim
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1. A method of forming an array of polymers on a surface of a substrate, comprising:

  • providing a substrate having first and second surfaces on opposite sides thereof, the first surface coated with functional groups protected with a photolabile protecting group, and the second surface having a coating diposed thereon, said coating including one or more of an index matching compound, a light absorbing compound and an antireflective compound; and

    sequentially activating and coupling monomers in different selected regions of said substrate to form a plurality of different polymer sequences in different known locations on said surface of said substrate, wherein said activating step comprises directing an activating radiation at said first surface of said substrate.

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