Provided is an adhesive using bark, which is advantageous not only in that the proportion of the bark is increased so as to effectively utilize the bark, and the proportion of the phenolic resin is reduced to lower the adhesive solids content, but also in that the composition of the adhesive is simple. An adhesive using bark, which comprises a resol type phenolic resin and a radiata pine bark powder, wherein the adhesive contains 30 to 40 parts by mass of the radiata pine bark powder, relative to 100 parts by mass of the total of the resol type phenolic resin solids and the radiata pine bark powder. Alternatively, an adhesive using bark, which comprises a resol type phenolic resin and a radiata pine bark powder, wherein the adhesive contains 20 to 50 parts by mass of the radiata pine bark powder and wheat flour, relative to 100 parts by mass of the total of the resol type phenolic resin solids, the radiata pine bark powder, and the wheat flour, and wherein the mass ratio of the radiata pine bark powder and the wheat flour is 9:1 to 5:5.

Provided is an adhesive using bark, which is advantageous not only in that the proportion of the bark is increased so as to effectively utilize the bark, and the proportion of the phenolic resin is reduced to lower the adhesive solids content, but also in that the composition of the adhesive is simple. An adhesive using bark, which comprises a resol type phenolic resin and a radiata pine bark powder, wherein the adhesive contains 30 to 40 parts by mass of the radiata pine bark powder, relative to 100 parts by mass of the total of the resol type phenolic resin solids and the radiata pine bark powder. Alternatively, an adhesive using bark, which comprises a resol type phenolic resin and a radiata pine bark powder, wherein the adhesive contains 20 to 50 parts by mass of the radiata pine bark powder and wheat flour, relative to 100 parts by mass of the total of the resol type phenolic resin solids, the radiata pine bark powder, and the wheat flour, and wherein the mass ratio of the radiata pine bark powder and the wheat flour is 9:1 to 5:5.

The invention is directed to hot melt adhesive compositions that can be formulated to include a large percentage of bio-based components.

The hot melt adhesive composition includes both liquid bio-based tackifying agent and solid bio-based tackifying agent and can further include bio-based polymers and bio-based plasticizers.

The present invention pertains to a stabilized hot melt adhesive containing a) one or more hot melt adhesive materials and b) a stabilizer composition. The one or more hot melt adhesive materials a) include a polyolefin, a styrene-isoprene-styrene block co-polymer, a styrene-butadiene-styrene block co-polymer, a polyacrylate, an acryl-copolymer, an ethylene vinyl acetate, a polyamide, a polyester, a polyurethane, a polyimide, a silane terminated polyolefin, a silane terminated poly-ether, and a silane terminated polyurethane. The stabilizer composition includes a component (B), which is a polymeric sterically hindered amine, and a component (C), which is a specific sterically hindered phenol.

The present invention pertains to a stabilized hot melt adhesive containing a) one or more hot melt adhesive materials and b) a stabilizer composition. The one or more hot melt adhesive materials a) include a polyolefin, a styrene-isoprene-styrene block co-polymer, a styrene-butadiene-styrene block co-polymer, a polyacrylate, an acryl-copolymer, an ethylene vinyl acetate, a polyamide, a polyester, a polyurethane, a polyimide, a silane terminated polyolefin, a silane terminated poly-ether, and a silane terminated polyurethane. The stabilizer composition includes a component (B), which is a polymeric sterically hindered amine, and a component (C), which is a specific sterically hindered phenol.

A coated rubber composition includes a rubber composition coated with a liquid refresh agent selected from the group consisting of one or more liquid terpenes, limonene, carvone, pinene, pine needle oil, citral, orange oil, C.sub.9-C.sub.15 aliphatics, C.sub.9-C.sub.15 cycloaliphatics, ethyl lactate, dipentene, 1,8-cineole, eucalyptol, citronellol, geraniol, citronellene, terpinen-4-ol, and combinations thereof. A method of application and a coated rubber composition are also disclosed.

Water-based adhesive composition comprising: from 30% to 60% by weight (expressed as dry content) of a chloroprene modified acrylic emulsion (A); and from 0.05% to 0.45% by weight (expressed as dry content) of a water soluble polymer (B) selected among xanthan gum and konjac gum; said composition being obtainable by a process (P) comprising a first step (i) of dissolving into water polymer (B) in the form of a powdered solid. Use of said composition, for the bonding of at least one cellulose based substrate.

Water-based adhesive composition comprising: from 30% to 60% by weight (expressed as dry content) of a chloroprene modified acrylic emulsion (A); and from 0.05% to 0.45% by weight (expressed as dry content) of a water soluble polymer (B) selected among xanthan gum and konjac gum; said composition being obtainable by a process (P) comprising a first step (i) of dissolving into water polymer (B) in the form of a powdered solid. Use of said composition, for the bonding of at least one cellulose based substrate.

A coated rubber composition includes a rubber composition coated with a liquid refresh agent selected from the group consisting of one or more liquid terpenes, limonene, carvone, pinene, pine needle oil, citral, orange oil, C9-C15 aliphatics, C9-C15 cycloaliphatics, ethyl lactate, dipentene, 1,8-cineole, eucalyptol, citronellol, geraniol, citronellene, terpinen-4-ol, and combinations thereof. A method of application and a coated rubber composition are also disclosed.

The present invention pertains to a stabilized hot melt adhesive containing a) one or more hot melt adhesive materials and b) a stabilizer composition. The one or more hot melt adhesive materials a) include a polyolefin, a styrene-isoprene-styrene block co-polymer, a styrene-butadiene-styrene block co-polymer, a polyacrylate, an acryl-copolymer, an ethylene vinyl acetate, a polyamide, a polyester, a polyurethane, a polyimide, a silane terminated polyolefin, a silane terminated poly-ether, and a silane terminated polyurethane. The stabilizer composition includes a component (B), which is a polymeric sterically hindered amine, and a component (C), which is a specific sterically hindered phenol.