Title:
【発明の名称】ウレタン組成物
Document Type and Number:
Japanese Patent JP2857881
Kind Code:
B2
Abstract:
A flame-retardant spray-foamable phenolic urethane composition comprising a polyisocyanate component, a polyol component, an urethane-forming catalyst, a blowing agent and a foam stabilizer, wherein the polyol component comprises: (1) a modified benzylic ether phenol resin obtained by adding from 20 to 100 parts by weight of a polyhydric alcohol or its alkyleneoxide adduct to 100 parts by weight of a benzylic ether phenolic resin, followed by heating under reduced pressure, and (2) other polyol, in such amounts as to satisfy the following equation: (x + y)/z = 0.2 - 1.5 wherein x is the amount by weight of the polyhydric alcohol or its alkyleneoxide adduct, y is the amount by weight of said other polyol, and z is the amount by weight of the benzylic ether phenol resin.
Inventors:
NAKAMURA TSUTOMU
SASAKI TETSUO
FUSHIMI KUNIO
MYAZAKI YOSHUKI
SASAKI TETSUO
FUSHIMI KUNIO
MYAZAKI YOSHUKI
Application Number:
JP27614288A
Publication Date:
February 17, 1999
Filing Date:
November 02, 1988
Export Citation:
Assignee:
HODOGAYA KAGAKU KOGYO KK
International Classes:
C08G18/40; C08G18/54; C08G18/65; C08J9/14; C08G101/00; (IPC1-7): C08G18/54; C08J9/14
Domestic Patent References:
| JP1135824A | ||||
| JP63213512A | ||||
| JP58208317A |
Attorney, Agent or Firm:
Hiroshi Tanaka