Title:
PRODUCTION OF POLYURETHANE RESIN MOLDED OBJECT
Document Type and Number:
Japanese Patent JPH08229961
Kind Code:
A
Abstract:
PURPOSE: To simply and inexpensively produce a polyurethane resin molded object within a short time using a rubber mold or a resin mold.
CONSTITUTION: A liquid polyol compsn. containing a polyurea rubbery substance with an average particle size of 0.1-10μm and polyol and characterized by that the content of the polyurea rubbery substance is 2-3wt.% and a polyisocyanate soln. are mixed under stirring and the resulting mixture is injected into a rubber or resin mold having a dielectric constant of 1-20 and low in heat conductivity and allowed to stand in the electric field formed by a microwave heating device to heat and cure the injected mixture.
Inventors:
NAKAMURA MASAKO
Application Number:
JP3823995A
Publication Date:
September 10, 1996
Filing Date:
February 27, 1995
Export Citation:
Assignee:
NEC CORP
International Classes:
B29C33/40; B29C35/12; B29C39/02; B29C39/26; B29K73/00; B29K75/00; B29K83/00; (IPC1-7): B29C39/02; B29C35/12; B29C39/26
Domestic Patent References:
| JPS6183009A | 1986-04-26 |
Attorney, Agent or Firm:
Naoki Kyomoto (2 outside)