A solid phloroglucinolic resin comprises reacting a phloroglucinolic compound and a ketone in the presence of an acid catalyst. The solid phloroglucinolic resin formed includes multiple phloroglucinolic units defined by formula (I)

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wherein at least one of R1, R2, and R3 combines with a second phloroglucinolic unit to form a di-substituted methylene bridge, wherein the second one of R1, R2, and R3 is a hydrogen atom or combines with a third phloroglucinolic unit to form another di-substituted methylene bridge, and wherein the third one of R1, R2 and R3 is a hydrogen atom.

A coating composition including a polyester resin blend as a principal resin, the polyester resin blend containing a polyester resin having a glass transition temperature of higher than 40° C. and an acid value of less than 10 mg KOH/g and (B) a polyester resin having a glass transition. temperature of higher than 40° C. and an acid value of 10 mg KOH/g or more and less than 50 mg KOH/g, and (C) a curing agent. Alternatively, a coating composition containing a polyester resin, as a principal resin, having a glass transition temperature of 60° C. or higher, a resol-type phenol resin. and/or an amino resin as a curing agent, and an organic sulfonic acid-based catalyst and/or a phosphoric acid-based catalyst as a curing catalyst, in which a content of the curing catalyst is less than. 0.2 part by mass per 100 parts by mass of the principal resin. Provided is a coating composition that can manufacture a coated metal sheet and a drawn and ironed can, which have can making processability, substrate adhesion properties, and flavor sorption resistance all together.

A coating composition including a polyester resin blend as a principal resin, the polyester resin blend containing a polyester resin having a glass transition temperature of higher than 40° C. and an acid value of less than 10 mg KOH/g and (B) a polyester resin having a glass transition. temperature of higher than 40° C. and an acid value of 10 mg KOH/g or more and less than 50 mg KOH/g, and (C) a curing agent. Alternatively, a coating composition containing a polyester resin, as a principal resin, having a glass transition temperature of 60° C. or higher, a resol-type phenol resin. and/or an amino resin as a curing agent, and an organic sulfonic acid-based catalyst and/or a phosphoric acid-based catalyst as a curing catalyst, in which a content of the curing catalyst is less than. 0.2 part by mass per 100 parts by mass of the principal resin. Provided is a coating composition that can manufacture a coated metal sheet and a drawn and ironed can, which have can making processability, substrate adhesion properties, and flavor sorption resistance all together.

The present invention relates to a mechanochemical based synthesis of perfluoropyridine monomers, polymers made using such monomers and methods of making and using articles comprising such polymers. Such perfluoropyridine monomers are easily chemically tuned have the strength needed for high temperature applications and the flexibility needed for low temperature applications. In addition, to the aforementioned monomers, a mechanochemical based synthesis for such perfluoropyridine monomers is provided. All of the aforementioned performance application advantages are also found in polymers comprising Applicants' perfluoropyridine monomers.

The present invention relates to a mechanochemical based synthesis of perfluoropyridine monomers, polymers made using such monomers and methods of making and using articles comprising such polymers. Such perfluoropyridine monomers are easily chemically tuned have the strength needed for high temperature applications and the flexibility needed for low temperature applications. In addition, to the aforementioned monomers, a mechanochemical based synthesis for such perfluoropyridine monomers is provided. All of the aforementioned performance application advantages are also found in polymers comprising Applicants' perfluoropyridine monomers.

Some embodiments of the present disclosure relate to a method comprising obtaining a mixture comprising at least one vinyl polymer, at least one organic acid, and at least one hydronium ion donor. In some embodiments, the method comprises reacting an —OH group of the B polymer chain segment with the at least one organic acid in the presence of the at least one hydronium ion donor, so as to form at least one polyvinyl ester. Some embodiments of the present disclosure relate to a roofing material comprising at least one reinforcement material and at least one polyvinyl ester.

Some embodiments of the present disclosure relate to a method comprising obtaining a mixture comprising at least one vinyl polymer, at least one organic acid, and at least one hydronium ion donor. In some embodiments, the method comprises reacting an —OH group of the B polymer chain segment with the at least one organic acid in the presence of the at least one hydronium ion donor, so as to form at least one polyvinyl ester. Some embodiments of the present disclosure relate to a roofing material comprising at least one reinforcement material and at least one polyvinyl ester.

Resin systems and methods for making and using same are provided. The method for making a paper product can include contacting a plurality of pulp fibers with a resin system. The resin system can include a first polyamidoamine-epihalohydrin resin and a second resin that can include a second polyamidoamine-epihalohydrin resin, a urea-formaldehyde resin, or a mixture thereof to produce a paper product. The first resin and the second resin can be sequentially or simultaneously contacted with the plurality of pulp fibers. The period for sequential addition between the first resin and the second resin is about 1 second to about 1 hour.

Resin systems and methods for making and using same are provided. The method for making a paper product can include contacting a plurality of pulp fibers with a resin system. The resin system can include a first polyamidoamine-epihalohydrin resin and a second resin that can include a second polyamidoamine-epihalohydrin resin, a urea-formaldehyde resin, or a mixture thereof to produce a paper product. The first resin and the second resin can be sequentially or simultaneously contacted with the plurality of pulp fibers. The period for sequential addition between the first resin and the second resin is about 1 second to about 1 hour.

A resin composition for temporary fixing, the resin composition containing (A) a thermoplastic resin, (B) a thermosetting resin, and (C) a silicone compound, the resin composition having a shear viscosity of 4000 Pa.Math.s or less at 120° C. and a rate of change in the shear viscosity being within 30% as determined before and after the resin composition is left to stand for 7 days in an atmosphere of 25° C.