Metal-clad laminated board, metal member provided with resin, and wiring board

Patent metadata

Field	Value
Publication number	US-11330710-B2
Application number	US-201816603067-A
Country	US
Kind code	B2
Filing date	Feb 15, 2018
Priority date	Apr 7, 2017
Publication date	May 10, 2022
Grant date	May 10, 2022

Abstract

A metal-clad laminated board includes an insulating layer and a metal layer, in which the insulating layer includes a cured product of a resin composition containing a modified polyphenylene ether compound terminally modified with a substituent having an unsaturated double bond; and a crosslinkable curing agent having an unsaturated double bond in the molecule, and containing 40 to 250 parts by mass of silica particles with respect to 100 parts by mass in total of the modified polyphenylene ether compound and the crosslinkable curing agent, the resin composition contains 0.2 to 5 parts by mass of a first silane coupling agent having an unsaturated double bond in the molecule with respect to 100 parts by mass of the silica particles, and a contact surface of the metal layer in contact with the insulating layer is surface-treated with a second silane coupling agent having an amino group in the molecule.

First claim

The invention claimed is:

1. A metal-clad laminated board comprising an insulating layer and a metal layer present in contact with at least one surface of the insulating layer,
wherein
the insulating layer includes a cured product of a resin composition containing a modified polyphenylene ether compound terminally modified with a substituent having a carbon-carbon unsaturated double bond; a crosslinkable curing agent having a carbon-carbon unsaturated double bond in a molecule; a first silane coupling agent having a carbon-carbon unsaturated double bond in a molecule; and at least one of silica particles and silica particles surface-treated with the first silane coupling agent,
a total content of the silica particles and the silica particles surface-treated with the first silane coupling agent is 40 to 250 parts by mass with respect to 100 parts by mass in total of the modified polyphenylene ether compound and the crosslinkable curing agent,
a total content of the first silane coupling agent contained in the resin composition and the first silane coupling agent contained in the silica particles surface-treated with the first silane coupling agent is 0.2 to 5 parts by mass with respect to 100 parts by mass in total of the silica particles and the silica particles surface-treated with the first silane coupling agent, and
a contact surface of the metal layer in contact with the insulating layer is surface-treated with a second silane coupling agent having an amino group in a molecule.

2. The metal-clad laminated board according to claim 1 , wherein, a deterioration ratio of peeling strength of the metal layer in the metal-clad laminated board after an acid treatment to peeling strength of the metal layer in the metal-clad laminated board before the acid treatment is 7% or less.

3. The metal-clad laminated board according to claim 1 , wherein a deterioration ratio of peeling strength of the metal layer in the metal-clad laminated board after a moisture absorption treatment to peeling strength of the metal layer in the metal-clad laminated board before the moisture absorption treatment is 10% or less.

4. The metal-clad laminated board according to claim 1 , wherein the first silane coupling agent has at least one functional group selected from the group consisting of a methacryloxy group, a styryl group, a vinyl group, and an acryloxy group.

5. The metal-clad laminated board according to claim 1 , wherein the resin composition further contains a dispersant.

6. The metal-clad laminated board according to claim 1 , wherein
the resin composition further contains a flame retardant, and
the flame retardant is at least one of a bromine-based flame retardant and a phosphorus-based flame retardant.

7. The metal-clad laminated board according to claim 6 , wherein the phosphorus-based flame retardant contains a compatible phosphorus compound that is compatible with a mixture of the modified polyphenylene ether compound and the crosslinkable curing agent, and an incompatible phosphorus compound that is not compatible with the mixture.

8. A metal member with resin, comprising a resin layer and a metal layer present in contact with at least one surface of the resin layer,
wherein
the resin layer includes a resin composition containing a modified polyphenylene ether compound terminally modified with a substituent having a carbon-carbon unsaturated double bond; a crosslinkable curing agent having a carbon-carbon unsaturated double bond in a molecule; a first silane coupling agent having a carbon-carbon unsaturated double bond in a molecule; and at least one of silica particles and silica particles surface-treated with the first silane coupling agent, or a semi-cured product of the resin composition,
a total content of the silica particles and the silica particles surface-treated with the first silane coupling agent is 40 to 250 parts by mass with respect to 100 parts by mass in total of the modified polyphenylene ether compound and the crosslinkable curing agent,
a total content of the first silane coupling agent contained in the resin composition and the first silane coupling agent contained in the silica particles surface-treated with the first silane coupling agent is 0.2 to 5 parts by mass with respect to 100 parts by mass in total of the silica particles and the silica particles surface-treated with the first silane coupling agent, and
a contact surface of the metal layer in contact with the resin layer is surface-treated with a second silane coupling agent having an amino group in a molecule.

9. A wiring board comprising an insulating layer and a wiring present in contact with at least one surface of the insulating layer,
wherein
the insulating layer includes a cured product of a resin composition containing a modified polyphenylene ether compound terminally modified with a substituent having a carbon-carbon unsaturated double bond; a crosslinkable curing agent having a carbon-carbon unsaturated double bond in a molecule; a first silane coupling agent having a carbon-carbon unsaturated double bond in a molecule; and at least one of silica particles and silica particles surface-treated with the first silane coupling agent,
a total content of the silica particles and the silica particles surface-treated with the first silane coupling agent is 40 to 250 parts by mass with respect to 100 parts by mass in total of the modified polyphenylene ether Compound and the crosslinkable curing agent,
a total content of the first silane coupling agent contained in the resin composition and the first silane coupling agent contained in the silica particles surface-treated with the first silane coupling agent is 0.2 to 5 parts by mass with respect to 100 parts by mass in total of the silica particles and the silica particles surface-treated with the first silane coupling agent, and
a contact surface of the wiring in contact with the insulating layer is surface-treated with a second silane coupling agent having an amino group in a molecule.

Assignees

• Panasonic Ip Man Co Ltd

Inventors

• Arisawa Tatsuya
• Goto Hirohisa
• Abe Tomoyuki

Classifications

• B32B2250/03

  3 layers · CPC title

• B32B15/12

  of paper or cardboard · CPC title

• C08F290/062

  Polyethers · CPC title

• H05K1/0237

  High frequency adaptations (H05K1/0216 takes precedence) · CPC title

• B32B2262/0276

  Polyester fibres · CPC title