Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...
Patent
1993-03-22
1994-09-13
Michl, Paul R.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
At least one aryl ring which is part of a fused or bridged...
524487, 524489, 524490, 524594, 524595, 523143, 523145, 523146, 523147, C08K 509, C08K 501, C08L 6100, B22C 122
Patent
active
053469429
ABSTRACT:
The present invention provides a monolithic refractory with self-flowability. A monolithic refractory of the first invention of the present invention contains refractory aggregates, liquid novolak type phenol resin and an organic separation preventative. A monolithic refractory of the second invention of the present invention contains refractory aggregates and a novolak type phenol resin solution with a number-average molecular weight of not more than 600. The first invention of the present invention gives good hot flowability and prevention of sedimentation of the aggregates to the monolithic refractory. The second invention gives good hot flowability, stabilization in adhesion and prevention of warpage of the hardened body obtained. With the present invention a monolithic refractory can be suitably selected and used according to its intended use and purpose.
REFERENCES:
patent: 4379866 (1983-04-01), Henry et al.
patent: 4452927 (1984-06-01), Matsushima et al.
patent: 4539343 (1985-09-01), Nishimura
patent: 4879319 (1989-11-01), Hughes
Patent Abstracts of Japan, vol. 4, No. 054 (C-008) Apr. 23, 1980; JPA-55025422 (Matsushita Elect. Works, Ltd.) Feb. 28, 1980; abstract.
Database WPIL, Week 8334, Derwent Publications Ltd, (AN83-744547) JPA-58120573 (Taiko Rozai) Jul. 18, 1983; abstract.
Kiriyama Hiroshi
Nakamura Ryosuke
Yamamura Takashi
DeWitt LaVonda R.
Michl Paul R.
Shinagawa Refractories Co. Ltd.
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