Title:
Use for manufacture of silicate ester property modification phenol / formaldehyde novolacs, and those resin coating substrates
Document Type and Number:
Japanese Patent JP6037182
Kind Code:
B2
Abstract:
This invention relates to a resin preparable by reaction of a phenol/formaldehyde novolak with tetraethyl orthosilicate in a mass ratio above 28 : 1, wherein the phenol of the phenol/formaldehyde novolak is substituted or unsubstituted hydroxybenzene or a mixture of two or more such phenols, and to a particulate material coated with said resin. Said particles can be used e.g. in the shell molding process for the production of shell molds and shell cores; and as proppants for use in the hydraulic fracturing process.
Inventors:
Egerer Nicholas
Toabus Marek
Nezevik Milan
Baeziho
Writer robert
Trinovsky Douglas
Salebach Wolfgang
Toabus Marek
Nezevik Milan
Baeziho
Writer robert
Trinovsky Douglas
Salebach Wolfgang
Application Number:
JP2014509657A
Publication Date:
December 07, 2016
Filing Date:
April 20, 2012
Export Citation:
Assignee:
Hiyutsu Tenes-Albertos Hemischier Werke Gamebha
International Classes:
C08L61/06; B22C1/22; B22C9/02; B24D3/00; B24D3/28; B24D5/12; C08G8/10; C08K3/36; C08K5/057; C08K5/07; C08K5/17; C08L83/02
Domestic Patent References:
| JP2001011149A | ||||
| JP48051045A | ||||
| JP2004255451A |
Foreign References:
| WO2009130335A1 | ||||
| US2657974 |
Attorney, Agent or Firm:
Koichi Tsujii
Sadao Kumakura
Atsushi Hakoda
Kenji Asai
Kazuo Yamazaki
Satsuki Ichikawa
Akizawa
Sadao Kumakura
Atsushi Hakoda
Kenji Asai
Kazuo Yamazaki
Satsuki Ichikawa
Akizawa