A method of forming an active agent infused linear material includes passing a substantially linear polymeric substrate through a linear substrate infusion chamber in a first direction, flowing a liquid infusion solution through the linear substrate infusion chamber in a second direction, and contacting the linear substrate with the liquid infusion solution at an infusion temperature and for an infusion time effective to infuse the one or more active molecules into or onto a surface of the linear substrate, thereby forming an active agent infused linear material. The liquid infusion solution includes one or more active molecules. The second direction is substantially opposite or substantially parallel to the first direction. A linear substrate infusion system and a polymeric linear substrate are also disclosed.

A method of forming an active agent infused linear material includes passing a substantially linear polymeric substrate through a linear substrate infusion chamber in a first direction, flowing a liquid infusion solution through the linear substrate infusion chamber in a second direction, and contacting the linear substrate with the liquid infusion solution at an infusion temperature and for an infusion time effective to infuse the one or more active molecules into or onto a surface of the linear substrate, thereby forming an active agent infused linear material. The liquid infusion solution includes one or more active molecules. The second direction is substantially opposite or substantially parallel to the first direction. A linear substrate infusion system and a polymeric linear substrate are also disclosed.

A waterless dyeing device for cone yarn, a waterless dyeing method and a produce are provided; wherein the device comprising: a dye autoclave (1); a dyeing autoclave (2); a recycle autoclave (6); a dyeing circulation system in which the dye autoclave (1), the dyeing autoclave (2) and the recycle autoclave (6) are in fluid communication with; wherein further comprises: a cone yarn inlet formed on the top of the dyeing autoclave (2), which is provided with a sealing cap (7); a cone yarn center shaft (10) vertically disposed at the center inside the dyeing autoclave, which is a perforated outlet tube with fluid discharge holes opened on the side wall; an intake pipe (13) disposed on the bottom of the dying autoclave (2) which is in communication with the cone yarn center shaft (10); a dyeing autoclave outlet (9) disposed on the dying autoclave (2); and a CO2 container (4), a pressure pump, a circulation pump (3) and conduits which are included in the dyeing circulation system. The dyes are disposed in the dye autoclave (1) and the cone yarns are disposed inside the dyeing autoclave (2), CO2 is introduced into the dye autoclave (1) to dissolve the dyes gradually, and the CO2 carrying the dyes to the dyeing autoclave (2) to dye and diffuse. The present invention has the advantages of being high in production efficiency, even in dyeing effect and high in safety, and is suitable for waterless dyeing of polyester cone yarns.

A waterless dyeing device for cone yarn, a waterless dyeing method and a produce are provided; wherein the device comprising: a dye autoclave (1); a dyeing autoclave (2); a recycle autoclave (6); a dyeing circulation system in which the dye autoclave (1), the dyeing autoclave (2) and the recycle autoclave (6) are in fluid communication with; wherein further comprises: a cone yarn inlet formed on the top of the dyeing autoclave (2), which is provided with a sealing cap (7); a cone yarn center shaft (10) vertically disposed at the center inside the dyeing autoclave, which is a perforated outlet tube with fluid discharge holes opened on the side wall; an intake pipe (13) disposed on the bottom of the dying autoclave (2) which is in communication with the cone yarn center shaft (10); a dyeing autoclave outlet (9) disposed on the dying autoclave (2); and a CO2 container (4), a pressure pump, a circulation pump (3) and conduits which are included in the dyeing circulation system. The dyes are disposed in the dye autoclave (1) and the cone yarns are disposed inside the dyeing autoclave (2), CO2 is introduced into the dye autoclave (1) to dissolve the dyes gradually, and the CO2 carrying the dyes to the dyeing autoclave (2) to dye and diffuse. The present invention has the advantages of being high in production efficiency, even in dyeing effect and high in safety, and is suitable for waterless dyeing of polyester cone yarns.

There is provided an anhydrous dyeing system for yarn, including: a transfer printer which repeatedly sprays dye ink on a surface of a transfer sheet a plurality of times to laminate and apply ink layers; a dyeing jig which is in a drum form having a plurality of microholes formed in an outer circumferential surface thereof to penetrate inside and outside; a process chamber into which the dyeing jig is put; a heating member for heating the yarn wound on the dyeing jig, by supplying heat to the inside of the process chamber; and a vacuum-generating member which is in communication with an internal space of the dyeing jig and vacuum-evacuates the air in the internal space of the dyeing jig to thereby form a vacuum pressure inside the dyeing jig.

There is provided an anhydrous dyeing system for yarn, including: a transfer printer which repeatedly sprays dye ink on a surface of a transfer sheet a plurality of times to laminate and apply ink layers; a dyeing jig which is in a drum form having a plurality of microholes formed in an outer circumferential surface thereof to penetrate inside and outside; a process chamber into which the dyeing jig is put; a heating member for heating the yarn wound on the dyeing jig, by supplying heat to the inside of the process chamber; and a vacuum-generating member which is in communication with an internal space of the dyeing jig and vacuum-evacuates the air in the internal space of the dyeing jig to thereby form a vacuum pressure inside the dyeing jig.

Active agent infused linear materials are provided with an infused surface that is infused with one or more dye molecules as well as methods of production. A method of forming an active agent infused linear material also as provided herein includes passing a substantially linear polymeric substrate through a linear substrate infusion chamber, and contacting the linear substrate with the liquid infusion solution at an infusion temperature and for an infusion time effective to infuse the one or more active molecules into or onto a surface of the linear substrate, thereby forming an active agent infused linear material. The liquid infusion solution includes one or more active molecules.

Active agent infused linear materials are provided with an infused surface that is infused with one or more dye molecules as well as methods of production. A method of forming an active agent infused linear material also as provided herein includes passing a substantially linear polymeric substrate through a linear substrate infusion chamber, and contacting the linear substrate with the liquid infusion solution at an infusion temperature and for an infusion time effective to infuse the one or more active molecules into or onto a surface of the linear substrate, thereby forming an active agent infused linear material. The liquid infusion solution includes one or more active molecules.

A polymeric linear substrate is provided with one or more active agents infused into the linear material to a depth less than the 100 micrometers, optionally where the polymeric linear substrate has a cross sectional dimension that does not exceed 2 centimeters. The polymeric material may include a polyamide, a polyester, polyvinylchloride, or polycarbonate. Also provided are systems for infusing a linear substrate with one or more active agents that includes a dye supply providing a dye; a process tank connected to the dye supply and providing a reservoir of a liquid infusion solution including the dye through the linear substrate infusion system; and a process chamber fluidly connected to the process tank for contacting the liquid infusion solution with a linear substrate effective to infuse the dye into a surface of the linear substrate.

A polymeric linear substrate is provided with one or more active agents infused into the linear material to a depth less than the 100 micrometers, optionally where the polymeric linear substrate has a cross sectional dimension that does not exceed 2 centimeters. The polymeric material may include a polyamide, a polyester, polyvinylchloride, or polycarbonate. Also provided are systems for infusing a linear substrate with one or more active agents that includes a dye supply providing a dye; a process tank connected to the dye supply and providing a reservoir of a liquid infusion solution including the dye through the linear substrate infusion system; and a process chamber fluidly connected to the process tank for contacting the liquid infusion solution with a linear substrate effective to infuse the dye into a surface of the linear substrate.