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Title:
SURFACE-TREATED BASE MATERIAL AND MANUFACTURE OF THE SAME
Document Type and Number:
Japanese Patent JP3503365
Kind Code:
B2
Abstract:

PROBLEM TO BE SOLVED: To improve water repellent property and contamination preventing property by a method wherein outermost layers of surface-treated layers of a base material having two layers or more of surface-treated layers are obtained by treating by a surface treating agent containing a specified compound while lower layers of the outermost layers are obtained by treating with a surface treating agent containing a specified compound and Si(NCO)4.
SOLUTION: In a base material, applied for the exterior member of tram car, motorcar or the like such as the external plate, window glass and the like, and an interior member for the surface member of dash board and the like, and having two layers or more of surface-treated layers, the outermost layer of the surface treated layers or a first layer is formed by treating it through a surface treating agent containing the essential constituents of compound B shown by a formula (R3)c(R4)dSi(NCO)4-c-d. On the other hand, the lower layer of the outermost layer or a second layer is formed by treating through surface treating agent, containing the essential constituents of a compound A, shown by a formula (R1)a(R2)bSi(Z)4-a-b and Si(NCO)4. In the formulas, R1, R3 are organic groups, R2, R4 are hydrogen atoms or organic groups, Z is an isocyanate group or the like.


Inventors:
Takashi Yoneda
Gunji Bunmei
Go Morimoto
Application Number:
JP29545996A
Publication Date:
March 02, 2004
Filing Date:
November 07, 1996
Export Citation:
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Assignee:
Asahi Glass Co., Ltd.
International Classes:
B32B7/02; B32B17/06; C03C17/34; C09K3/00; C09K3/18; (IPC1-7): B32B17/06; C03C17/34
Domestic Patent References:
JP724958A
JP5279499A
JP827456A



 
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