C08J5/12

Solventless Adhesive Composition and Process for Making and Use in Forming a Laminate
20220017677 · 2022-01-20 ·

The present disclosure provides a process comprising providing an isocyanate component A comprising a blend of (i) an aromatic isocyanate prepolymer and (ii) an aliphatic isocyanate prepolymer; providing a polyol component B comprising a blend of; (i) a phosphate-functional polyol, (ii) a polyether polyol, and (iii) an element selected from the group consisting of a polyurethane polyol, a polyester polyol and a combination thereof; mixing component A and component B to form a solventless adhesive (SLA) composition, wherein a weight ratio of component A to component B is from 2:1 to 1:1, the SLA composition having a pot life from 30 min to 60 min at 40 C; applying the SLA composition between a first film and a second film to form a raw laminate; and curing the raw laminate to form a laminate product.

Circuit board structure and composite for forming insulating substrates
11225563 · 2022-01-18 · ·

The disclosure provides a composite for forming an insulating substrate. The composite includes 100 parts by weight of a liquid crystal polymer and 0.5-85 parts by weight of a dielectric additive. The liquid crystal polymer has a repeating unit represented by ##STR00001##
in which Ar is 1,4-phenylene, 1,3-phenylene, 2,6-naphthalene, or 4,4′-biphenylene, Y is —O— or —NH—, and X is carboxamido, imido/imino, amidino, aminocarbonylamino, aminothiocarbonyl, aminocarbonyloxy, aminosulfonyl, aminosulfonyloxy, aminosulfonylamino, carboxyl ester, (carboxyl ester)amino, (alkoxycarbonyl)oxy, alkoxycarbonyl, hydroxyamino, alkoxyamino, cyanato, isocyanato, or a combination thereof.

BINDERS
20220010067 · 2022-01-13 ·

The present invention relates to binder compositions with improved amine components, and a method of manufacturing a collection of matter bound by said binder compositions.

TIRE
20220010102 · 2022-01-13 · ·

An object of the present disclosure is to improve, in a tire having a composite body of a member composed of a polyester material and a member composed of a rubber material, adhesion between the two members. In order to achieve the object, the present disclosure provides a tire having a composite body, wherein the composite body comprises: a member composed of a polyester material; a member composed of a rubber material; and an adhesive layer composed of a urethane-based adhesive or an epoxy-based adhesive and provided between the member composed of a polyester material and the member composed of a rubber material.

MULTILAYERED MATERIAL

The present invention refers to a new multilayered material, reinforced with fibres and having an improved adhesion between the layers throughout its entire structure; to a process for its preparation and to the articles made with such material, intended to be exposed to adverse conditions, such as strong winds, stretching, temperature changes, such as for example sails for boat.

Process for Forming a Laminate
20220002506 · 2022-01-06 ·

The present disclosure provides a process. The process includes (A) providing at least 6 film layers, each film layer being a pearlized biaxially oriented polypropylene; (B) applying a solvent-less adhesive at a coat weight of 2.0 g/m.sup.2 to 3.5 g/m.sup.2 between each film layer; and (C) forming a laminate, the laminate having a thickness of at least 300 μm. The solvent-less adhesive contains (i) a polyol component including at least one polyol selected from a polyester polyol, a polyether polyol, and combinations thereof; and (ii) an isocyanate component including an isocyanate prepolymer that is the reaction product of at least one isocyanate monomer and at least one polyol selected from a polyester polyol, a polyether polyol, and combinations thereof. The present disclosure also provides a laminate formed by said process.

Two-Component, Water-Based Lamination Adhesive and Use of the Same to Bond Substrates and Foams

A water comprising, two component polyurethane dispersion adhesive comprising an anionic polyester polyurethane resin and a solvent-free liquid aliphatic polyisocyanate cross-linker. The dispersion can be reactivated one or more times for edge bonding a flexible sheet material onto a substrate having a main surface, a peripheral surface and an edge connecting the main surface and the peripheral surface.

Sheet, method for manufacturing the same, and tire comprising the same

Provided are a sheet, a method of its preparation, and a tire comprising the sheet, wherein the sheet comprises tire cords, a topping rubber for topping the tire cords, and a conductive fiber located on the surface of the topping rubber. The sheet can provide tires, on which a rubber composition with a low electricity-transmitting property and low rolling resistance is applied, with excellent conductivity.

Sheet, method for manufacturing the same, and tire comprising the same

Provided are a sheet, a method of its preparation, and a tire comprising the sheet, wherein the sheet comprises tire cords, a topping rubber for topping the tire cords, and a conductive fiber located on the surface of the topping rubber. The sheet can provide tires, on which a rubber composition with a low electricity-transmitting property and low rolling resistance is applied, with excellent conductivity.

METHODS FOR RETREADING TIRES EMPLOYING CUSHION GUM WITH STABLE DINITRILE OXIDE CURE SYSTEM
20220024166 · 2022-01-27 ·

A process for retreading a tire, the process comprising the steps of providing a tire casing, providing a cured rubber component having first and second planar surfaces, providing a cushion gum, wherein the cushion gum contains a cure system comprising at least one stable aryl dinitrile oxide compound, applying the cushion gum to the tire casing, and forming a tire composite by applying the second planar surface of the cured rubber component to the cushion gum.