Provided are a solvent-free two-component type adhesive capable of guaranteeing a practical packaging property, with an excellent curing property and significantly shortening aging time, a laminated film using the same, and a polyol composition for an adhesive. An adhesive, characterized in comprising a polyisocyanate composition (X) containing a polyisocyanate (A), and a polyol composition (Y) containing a polyol (C) and a tertiary amine compound (B) having multiple hydroxyl groups, as necessary components.

Provided are a solvent-free two-component type adhesive capable of guaranteeing a practical packaging property, with an excellent curing property and significantly shortening aging time, a laminated film using the same, and a polyol composition for an adhesive. An adhesive, characterized in comprising a polyisocyanate composition (X) containing a polyisocyanate (A), and a polyol composition (Y) containing a polyol (C) and a tertiary amine compound (B) having multiple hydroxyl groups, as necessary components.

The present invention relates to a polycarbonate resin containing, in the molecule, a structure represented by the following formula (1):

##STR00001##

wherein X has a structure represented by any one of the following formulae (2) to (4):

##STR00002##

wherein each of R.sup.1 to R.sup.4 independently represents a hydrogen atom or an organic group having a carbon number of 1 to 30; the organic group may have an arbitrary substituent, and any two or more members of R.sup.1 to R.sup.4 may combine with each other to form a ring, which is excellent in heat resistance, transparency, light resistance, weather resistance and mechanical strength.

A polyester resin composition according to the present invention includes a polyester polyol having a glycerol skeleton and a curing agent, wherein 5 percent by mass or more of glycerol residue of the polyester polyol is contained in the polyester resin composition. The resin composition can provide an adhesive exhibiting an excellent adhesive force. The adhesive has a gas barrier property or a water vapor barrier property and, therefore, a gas barrier or water vapor barrier film can be provided by using the adhesive.

A polyester resin composition according to the present invention includes a polyester polyol having a glycerol skeleton and a curing agent, wherein 5 percent by mass or more of glycerol residue of the polyester polyol is contained in the polyester resin composition. The resin composition can provide an adhesive exhibiting an excellent adhesive force. The adhesive has a gas barrier property or a water vapor barrier property and, therefore, a gas barrier or water vapor barrier film can be provided by using the adhesive.

A moisture-curing adhesive composition has a) at least one polyurethane polymer having isocyanate groups, b) at least a silane adhesion promoter, c) at least one amine catalyst, and d) at least one chelate complexing agent. Compositions are suitable especially as adhesive or sealant, in particular for glass panes, for example in vehicle construction or vehicle repair, wherein the use of a primer or activator can be dispensed with.

A moisture-curing adhesive composition has a) at least one polyurethane polymer having isocyanate groups, b) at least a silane adhesion promoter, c) at least one amine catalyst, and d) at least one chelate complexing agent. Compositions are suitable especially as adhesive or sealant, in particular for glass panes, for example in vehicle construction or vehicle repair, wherein the use of a primer or activator can be dispensed with.

The present invention relates to a process for preparing a reactive hotmelt adhesive formulation having a low residual content of monomeric diisocyanate. The present invention further provides a reactive hotmelt adhesive composition obtainable by the process of the invention.

The present invention relates to a process for preparing a reactive hotmelt adhesive formulation having a low residual content of monomeric diisocyanate. The present invention further provides a reactive hotmelt adhesive composition obtainable by the process of the invention.

The instant invention provides a laminating adhesive composition and laminates for flexible packaging made therefrom. The laminating adhesive composition according to the present invention comprises a) a first prepolymer comprising the reaction product of a methylene diphenyl diisocyanate and a first polyol and b) a second prepolymer comprising the reaction product of an isocyanate and a second polyol, wherein the second prepolymer has less than 0.1 weight percent of free isocyanate monomers.