Title:
スチール製コードの接着性および加硫ゴムブレンドの剛性を向上させるためのウレタン変性ノボラックよりなる添加剤
Document Type and Number:
Japanese Patent JP4283906
Kind Code:
B2
Abstract:
A urethane modified novolak (I) is prepared by simultaneous reaction of (A) a mono or multivalent phenol with (B) an oxo-compound, preferably an aldehyde or ketone and (C) a urethane in the presence of (D) an acid catalyst at 60-200 degrees C. (I) does not contain a significant amount of free phenol.
Inventors:
Thomas Burghard
Siegfried Warren Wayne
Gerhard Brindepke
Gerd Waltz
Siegfried Warren Wayne
Gerhard Brindepke
Gerd Waltz
Application Number:
JP24131497A
Publication Date:
June 24, 2009
Filing Date:
September 05, 1997
Export Citation:
Assignee:
Zoltier Jermany Gezershyaft Mito Besilyenktel Haftung und Companion Commande Gezershyaft
International Classes:
C08G8/12; C08L21/00; C08G14/067; C08G16/00; C08G18/06; C08J5/12; C08K5/21; C08G8/28
Domestic Patent References:
| JP7278244A | ||||
| JP62015218A | ||||
| JP8027356A | ||||
| JP7010946A |
Attorney, Agent or Firm:
Mitsufumi Esaki
Tsuneo Mihara
Okumura Yoshimichi
Tsuneo Mihara
Okumura Yoshimichi