JP2008208315A5

JP2008208315A5 -

Info

Publication number: JP2008208315A5
Application number: JP2007049126A
Authority: JP
Filing date: 2007-02-28
Publication date: 2010-04-30

Description

式中、Ｘは、一般式（２）、（３）、（４）、（５）から選ばれるものであり、かつ、少なくとも一般式（２）または一般式（３）の何れかは必須成分であり、Ｚは、水素原子または式（６）のいずれかであり、ｎの平均値は２１以上の値である。

In the formula, X is selected from the general formulas (2), (3), (4), and (5), and at least one of the general formula (2) or the general formula (3) is an essential component. Z is either a hydrogen atom or formula (6), and the average value of n is 21 or more.

式中、Ｗは、一般式（２）、（３）、（４）、（５）から選ばれる少なくとも１種であり、ｍは０以上の整数を表す。

In the formula, W is at least one selected from the general formulas (2), (3), (4), and (5), and m represents an integer of 0 or more.

Claims

The epoxy resin (A), the phosphorus-containing phenoxy resin (B) represented by the general formula (1) and having a phosphorus content of 1 to 6% by weight, a curing agent (C) and a curing accelerator (D) are essential components. Non-halogen flame retardant adhesive (a) contained as

Wherein, Y has the general formula (7) are those selected from _(8), R 1 to R ₃ represents a hydrogen atom, an alkyl group having 1 to 4 carbon atoms, or a phenyl radical, R Two or more of _{1 to} R ₃ may be the same.

Wherein, Y has the general formula (7) are those selected from _(8), R 1 to R ₄ represents a hydrogen atom, an alkyl group having 1 to 4 carbon atoms, or a phenyl radical, R Two or more of _{1 to} R ₄ may be the same.

In the formula, R _{1 to} R _{4 each} represent a hydrogen atom, an alkyl group having 1 to 4 carbon atoms, or a phenyl group, and two or more of R _{1 to} R ₄ may be the same.

In the formula, A is a single bond, or —CH ₂ —, —C (CH ₃ ) ₂ —, —CH (CH ₃ ) —, —S—, —SO ₂ —, —O—, —CO—, formula (9) of those selected from any of the divalent _groups, R 1 to R ₈ represents a hydrogen atom, an alkyl group having 1 to 4 carbon atoms, or a phenyl _{group, R} 1 ~ Two or more of R ₈ may be the same.

In the formula, R _{1 to} R ₈ represent any of a hydrogen atom, an alkyl group having 1 to 4 carbon atoms, and a phenyl group, and two or more of R _{1 to} R ₈ may be the same.

In the formula, R _{1 to} R _{10 each} represent a hydrogen atom, an alkyl group having 1 to 4 carbon atoms, or a phenyl group, and two or more of R _{1 to} R ₁₀ may be the same.

The epoxy resin (A) is an epoxy resin represented by the general formula (10), and the degree of polymerization m = 0 measured by gel permeation chromatography is 50% or more in terms of area percentage of the chromatogram. The non-halogen flame retardant adhesive (a) according to claim 1.