| Patent Number |
Title Of Patent |
Date Issued |
| 4994133 |
Continuous process for producing reinforced resin laminates |
February 19, 1991 |
| A continuous process for producing reinforced resin laminates comprising the steps of impregnating a fibrous substrate with a liquid resin which is free of volatile solvent and is capable of curing without generating liquid and gaseous byproducts, laminating a plurality of the resin- |
| 4990397 |
Unsaturated polyester resin compositions and electrical laminates made therefrom |
February 5, 1991 |
| An unsaturated polyester composition is provided comprising an unsaturate polyester component, a cross-linking monomer and as a modifier of the resin a polyoxyalkylene alcohol at least partially esterified with a polymerizable unsaturated carboxylic acid. The modifier is produced by |
| 4943474 |
Unsaturated polyester resin compositions and electrical laminates made therefrom |
July 24, 1990 |
| An unsaturated polyester composition is provided comprising an unsaturate polyester component, a cross-linking monomer and as a modifier of the resin a polyoxyalkylene alcohol at least partially esterified with a polymerizable unsaturated carboxylic acid. The modifier is produced by |
| 4803115 |
Glass fiber-reinforced electrical laminates and a continuous production method therefor |
February 7, 1989 |
| There is provided an electrical laminate comprising a cured assemblage of a plurality of glass fiber type substrates impregnated with a curable resin composition containing (a) a halogenated bisphenol type unsaturated polyester resin and (b) an epoxy acrylate resin which may optionally b |
| 4572859 |
Electrical laminate comprising a plurality of fibrous layers and cured resin layers |
February 25, 1986 |
| An electrical laminate comprising a plurality of fibrous cellulosic substrate layers and alternately interposed layers of cured epoxy or unsaturated polyester resin between the adjacent substrate layers, wherein each of the substrate layers is embedded in a matrix of said cured resin |
| 4571279 |
Continuous process for producing reinforced resin laminates |
February 18, 1986 |
| A continuous process for producing reinforced resin laminates comprising the steps of impregnating a fibrous substrate with a liquid resin which is free of volatile solvent and is capable of curing without generating liquid and gaseous byproducts, laminating a plurality of the resin- |
| 4557784 |
Continuous process for producing a metal clad laminate |
December 10, 1985 |
| A metal clad laminate is produced in continuous manner by impregnating a plurality of fibrous substrate with a curable liquid resin, combining said plurality of substrates together and simultaneously laminating a metal foil onto at least one side of said substrates, and curing the lamina |
| 4521491 |
Flame-retarded copper-clad laminate |
June 4, 1985 |
| A flame-retarded copper-clad laminate is provided comprising a plurality of paper substrate layers each impregnated with an unsaturated polyester resin and a copper cladding adhesively bonded onto at least one side thereof.The improvement comprises said unsaturated polyester resin contai |
| 4486505 |
Flame-retarded copper clad laminates |
December 4, 1984 |
| A flame retarded copper clad laminate is provided comprising a plurality of paper substrate layers each impregnated with a halogen-containing unsaturated polyester resin containing about 1% to about 30% by weight of a basic filler, and a copper cladding adhesively bonded onto at least on |
| 4451317 |
Continuous process for producing reinforced resin laminates |
May 29, 1984 |
| A continuous process for producing reinforced resin laminates comprising the steps of impregnating a fibrous substrate with a liquid resin which is free of volatile solvent and is capable of curing without generating liquid and gaseous byproducts, laminating a plurality of the resin- |
| 4410388 |
Production of metal clad laminates |
October 18, 1983 |
| Variations in performance of metal clad reinforced resin laminates may be minimized by aging the laminates in a high-temperature, high-humidity atmosphere subsequent to the curing step. The products are useful for the production of printed circuit wiring boards. |
| 4398987 |
Continuous production of electrical laminates |
August 16, 1983 |
| There is provided a method for continuous production of a laminated sheet product comprising transporting a plurality of continuous sheet component materials in vertically discrete relation, supplying an impregnating resin to each of the component materials, joining the resin-impregnated |
| 4388129 |
Production of bubble-free electrical laminates |
June 14, 1983 |
| Bubble- or void-free electrical laminates such as unclad or metal clad laminates are produced by impregnating a porous fibrous substrate with a solvent-free liquid resin capable of curing to a rigid state without producing a volatile by-product, combining a plurality of impregnated s |
| 4372800 |
Continuous process for producing reinforced resin laminates |
February 8, 1983 |
| A continuous process for producing reinforced resin laminates comprising the steps of impregnating a fibrous substrate with a liquid resin which is free of volatile solvent and is capable of curing without generating liquid and gaseous byproducts, laminating a plurality of the resin- |
| 4370386 |
Reinforced unsaturated polyester resin laminate |
January 25, 1983 |
| An electrical laminate comprising layers of an unsaturated polyester resin-impregnated fibrous cellulosic substrate is disclosed. The substrate is preimpregnated with a mixture and/or a condensate of an aminoplast with a higher fatty derivative having at least one functional group capabl |
| 4336297 |
Electrical laminate |
June 22, 1982 |
| An electrical laminate comprising layers of a polyester resin-impregnated fibrous cellulosic substrate is disclosed. The substrate is preimpregnated with a nitrogen-containing composition having (a) an N-methylol or N-lower alkoxymethyl group attached to said nitrogen atom, and (b) an un |
