Title:
【発明の名称】改質された硬質の発泡性ウレタン組成物及び方法
Document Type and Number:
Japanese Patent JPH11509887
Kind Code:
A
Abstract:
A composite polyurethane foam structure and method of preparing the composite structure, which structure includes a semirigid-rigid polyurethane foam layer having bonded, free, unreacted, ethylenically unsaturated groups like allyl or acrylic groups. The structure includes a cured, unsaturated resin composition layer which is chemically bonded to one or both surfaces of the polyurethane foam layer through the polymerization of the allyl or acrylic group in the foam surface with the polyester resin composition.
Inventors:
Smith, Stuart Bee.
Application Number:
JP53832297A
Publication Date:
August 31, 1999
Filing Date:
April 23, 1997
Export Citation:
Assignee:
Heya International Inc.
International Classes:
B29C44/00; B32B5/18; B32B5/20; B32B27/36; B32B27/40; C08G18/30; C08G18/48; C08J9/04; C08G18/67; C08G18/81; B29K75/00; B29K105/04; (IPC1-7): C08G18/30; B29C44/00; B32B5/20; B32B27/36; B32B27/40; C08J9/04
Attorney, Agent or Firm:
Motohiro Kurauchi (1 outside)