초록 ▼

wherein R.sup.1 is an organic group, R.sup.2 is a hydrogen atom or an organic group, a is 1, 2 or 3, b is 0, 1 or 2, provided that 1.ltoreq.a+b.ltoreq.3, and Z is an isocyanate group or a hydrolyzable group; and R.sup.3 is an organic group, R.sup.4 is a hydrogen atom or an organic group, c is 1, 2 o

wherein R.sup.1 is an organic group, R.sup.2 is a hydrogen atom or an organic group, a is 1, 2 or 3, b is 0, 1 or 2, provided that 1.ltoreq.a+b.ltoreq.3, and Z is an isocyanate group or a hydrolyzable group; and R.sup.3 is an organic group, R.sup.4 is a hydrogen atom or an organic group, c is 1, 2 or 3, and d is 0, 1 or 2, provided that 1.ltoreq.c+d.ltoreq.3.

대표청구항 ▼

[ What is claimed is:] [1.] A surface-treated substrate comprising:i) a substrate;ii) an outermost layer formed by treatment with a surface treating agent comprising compound B of the formula (B): EQU (R.sup.3).sub.c (R.sup.4).sub.d Si(NCO).sub.4-c-d (B)wherein R.sup.3 is an organic group, R.sup.4 i

[ What is claimed is:] [1.] A surface-treated substrate comprising:i) a substrate;ii) an outermost layer formed by treatment with a surface treating agent comprising compound B of the formula (B): EQU (R.sup.3).sub.c (R.sup.4).sub.d Si(NCO).sub.4-c-d (B)wherein R.sup.3 is an organic group, R.sup.4 is a hydrogen atom or an organic group, c is 1, 2 or 3 and d is 0, 1, or 2, provided that 1.ltoreq.c+d.ltoreq.3; andiii) an underlayer which is in contact with said outermost layer formed by treatment with a surface treating agent comprising compound A of formula (A): EQU (R.sup.1).sub.a (R.sup.2).sub.b Si(Z).sub.4-a-b (A); and EQU Si(NCO).sub.4wherein R.sup.1 is an organic group, R.sup.2 is a hydrogen atom or an organic group, a is 1, 2 or 3, b is 0, 1, or 2, provided that 1.ltoreq.a+b.ltoreq.3 and Z are independently an isocyanate group or a hydrolyzable group,wherein the weight ratio of compound A to Si(NCO).sub.4 is from 95/5 to 40/60. [8.] A process for producing a surface-treated substrate comprising the sequential steps of:i) forming a treated surface by treating a surface of a substrate with a surface treating agent comprising compound A of formula (A): EQU (R.sup.1).sub.a (R.sup.2).sub.b Si(Z).sub.4-a-b (A); and EQU Si(NCO).sub.4wherein R.sup.1 is an organic group, R.sup.2 is a hydrogen atom or an organic group, a is 1, 2 or 3, b is 0, 1, or 2, provided that 1.ltoreq.a+b.ltoreq.3 and Z are independently an isocyanate group or a hydrolyzable group,wherein the weight ratio of compound A to Si(NCO).sub.4 is from 95/5 to 40/60, andii) treating said treated surface with a surface treating agent comprising compound B of the formula (B): EQU (R.sup.3).sub.c (R.sup.4).sub.d Si(NCO).sub.4-c-d (B)wherein R.sup.3 is an organic group, R.sup.4 is a hydrogen atom or an organic group, c is 1, 2 or 3 and d is 0, 1, or 2, provided that 1.ltoreq.c+d.ltoreq.3.