31results about How to "Good cationization effect" patented technology

The invention relates to a cellulose fiber cationic modification method, belonging to the technical field of textile dyeing. The cellulose fiber modification process comprises the following steps: putting cellulose fibers in a container, then adding water to the container, and then carrying out modification treatment on the cellulose fibers with two kinds of cationic modifiers, namely low molecular quaternary ammonium salt cationic modifiers and high molecular quaternary ammonium salt cationic modifiers, thereby obtaining modified cellulose fibers after modification treatment is completed, wherein the low molecular quaternary ammonium salt cationic modifiers are epoxy quaternary ammonium salt compounds; the high molecular quaternary ammonium salt cationic modifiers are cationic polyacrylamide compounds. The cellulose fiber cationic modification method has the beneficial technical effects that the two kinds of specific modifiers are adopted and the synergistic effects of the modifiers are given play to, so that the modified cellulose fibers achieve salt-free low-alkali dyeing in subsequent dyeing, have the effects of reducing pollution, saving the cost, simplifying the process and reducing the difficulty, have good modification and subsequent dyeing effects, and are suitable for large-scale industrial production.

The invention relates to a cationic modified dyeing process for cellulose fiber, and belongs to the technical field of textile dyeing. The cationic modified dyeing process comprises the steps of cellulose fiber modified treatment, water washing treatment, dyeing and aftertreatment, wherein in the cellulose fiber modified treatment, an epoxy quaternary ammonium salt compound and cation starch are adopted to conduct modified treatment on the cellulose fiber. The two specific modifying agents are adopted and play the function of a synergistic effect, and specific dyeing steps are also adopted, so that salt-free low-alkaline dyeing of the cellulose fiber in dyeing is realized, the pollution as well as the cost is reduced, the process is simplified, the difficulty is reduced, the modified and dyeing effects are good, and industrialized mass production is facilitated.

The invention relates to a salt-free low-alkaline modifying dyeing method of a cellulose fiber, and belongs to the technical field of dope dyeing. The method disclosed by the invention comprises the following steps of modified treatment, water processing, dyeing and aftertreatment for the cellulose fiber, wherein the modified treatment for the cellulose fiber adopts an epoxy quaternary ammonium salt compound and a cationic polyacrylamide compound to perform the modified treatment on the cellulose fiber. The method disclosed by the invention adopts two kinds of specific modifying agents, has the function of the synergistic effect of the two agents, and matches with specific dyeing steps, so that the salt-free low-alkaline dyeing for the cellulose fiber is realized in dyeing, pollution is reduced, the cost is saved, the technology is simplified, the difficulty is reduced, and the modifying effect and the dyeing effect are good, so that the method is suitable for the industrial mass production.

The invention relates to modified cellulose fibers, belonging to the technical field of textile dyeing. The modified cellulose fibers are obtained by carrying out modification treatment on cellulose fibers with two kinds of quaternary ammonium salt cationic modifiers, namely modifiers A and modifiers B, as cationic modifiers and have Zeta electrode potential values of minus 10-30mV when the pH values are 6.5-8.5, wherein the modifiers A are low molecular quaternary ammonium salt cationic modifiers; the modifiers B are high molecular quaternary ammonium salt cationic modifiers. The modified cellulose fibers have the beneficial technical effects that the two kinds of specific modifiers are adopted and the synergistic effects of the modifiers are given play to, so that the modified cellulose fibers achieve salt-free low-alkali dyeing in subsequent dyeing, have the effects of reducing pollution, saving the cost, simplifying the process and reducing the difficulty, have good modification and subsequent dyeing effects, and are suitable for large-scale industrial production.

The invention relates to cationic modified cellulose fibers, belonging to the technical field of textile dyeing. The modified cellulose fibers are obtained by carrying out modification treatment on cellulose fibers with a low molecular quaternary ammonium salt cationic modifier and a high molecular quaternary ammonium salt cationic modifier as cationic modifiers and have Zeta electrode potential values of 0-20mV when the pH values are 6.5-8.5, wherein the low molecular quaternary ammonium salt cationic modifier is an azetidine cationic compound; the high molecular quaternary ammonium salt cationic modifier is polyamide polyamine epichlorohydrin. The cationic modified cellulose fibers have the beneficial technical effects that the two kinds of specific modifiers are adopted and the synergistic effects of the modifiers are given play to, so that the modified cellulose fibers achieve salt-free low-alkali dyeing in subsequent dyeing, have the effects of reducing pollution, saving the cost, simplifying the process and reducing the difficulty, have good modification and subsequent dyeing effects, and are suitable for large-scale industrial production.

The invention relates to a cellulose fiber modification method, belonging to the technical field of textile dyeing. The cellulose fiber modification process comprises the following steps: putting cellulose fibers in a container, then adding water to the container, and then carrying out modification treatment on the cellulose fibers with two kinds of cationic modifiers, namely a low molecular quaternary ammonium salt cationic modifier and a high molecular quaternary ammonium salt cationic modifier, thereby obtaining modified cellulose fibers after modification treatment is completed, wherein the low molecular quaternary ammonium salt cationic modifier is 3-acrylamide-2-hydroxypropyl trimethylammonium chloride; the high molecular quaternary ammonium salt cationic modifier is polyamide polyamine epichlorohydrin. The cellulose fiber modification method has the beneficial technical effects that the two kinds of specific modifiers are adopted and the synergistic effects of the modifiers are given play to, so that the modified cellulose fibers achieve salt-free low-alkali dyeing in subsequent dyeing, have the effects of reducing pollution, saving the cost, simplifying the process and reducing the difficulty, have good modification and subsequent dyeing effects, and are suitable for large-scale industrial production.

The invention relates to a salt-free low-alkali cellulose fiber modified dyeing process, belonging to the technical field of textile dyeing. The process comprises the steps of cellulose fiber modification treatment, water washing treatment, dyeing and after-treatment, wherein in the step of cellulose fiber modification treatment, epoxy quaternary ammonium salt compounds and branched polyepichlorohydrin dimethylamine are adopted for modification treatment of cellulose fibers. The salt-free low-alkali cellulose fiber modified dyeing process has the beneficial technical effects that two kinds of specific modifiers are adopted, the synergistic effects of the modifiers are given play to and the specific dyeing steps are provided, so that the cellulose fibers achieve salt-free low-alkali dyeing in dyeing, have the effects of reducing pollution, saving the cost, simplifying the process and reducing the difficulty, have good modification and dyeing effects, and are suitable for large-scale industrial production.

The invention relates to a cellulose fiber cationic modification method, belonging to the technical field of textile dyeing. The cellulose fiber modification process comprises the following steps: putting cellulose fibers in a container, then adding water to the container, and then carrying out modification treatment on the cellulose fibers with two kinds of cationic modifiers, namely a low molecular quaternary ammonium salt cationic modifier and a high molecular quaternary ammonium salt cationic modifier, thereby obtaining modified cellulose fibers after modification treatment is completed, wherein the low molecular quaternary ammonium salt cationic modifier is an epichlorohydrin parent derivative of epoxy quaternary ammonium salt; the high molecular quaternary ammonium salt cationic modifier is cationic starch. The cellulose fiber cationic modification method has the beneficial technical effects that the two kinds of specific modifiers are adopted and the synergistic effects of the modifiers are given play to, so that the modified cellulose fibers achieve salt-free low-alkali dyeing in subsequent dyeing, have the effects of reducing pollution, saving the cost, simplifying the process and reducing the difficulty, have good modification and subsequent dyeing effects, and are suitable for large-scale industrial production.

The invention relates to a salt-free low-alkali cellulose fiber modified dyeing process, belonging to the technical field of textile dyeing. The dyeing process comprises the steps of cellulose fiber modification treatment, water washing treatment, dyeing and after-treatment, wherein in the step of cellulose fiber modification treatment, an azetidine cationic compound and polyamide polyamine epichlorohydrin are adopted for modification treatment of cellulose fibers. The salt-free low-alkali cellulose fiber modified dyeing process has the beneficial technical effects that two kinds of specific modifiers are adopted, the synergistic effects of the modifiers are given play to and the specific dyeing steps are provided, so that salt-free low-alkali dyeing of the cellulose fibers is achieved, pollution is reduced, the cost is saved, the process is simplified, the difficulty is reduced, and the modification and dyeing effects are good; therefore the dyeing process is suitable for large-scale industrial production.

The invention relates to a cationization modifying technology of a cellulose fiber, and belongs to the technical field of dope dyeing. The modifying technology of the cellulose fiber disclosed by the invention comprises the following steps: putting the cellulose fiber into a container, adding water to the container, then performing modified treatment on the cellulose fiber by using two kinds of cation modifying agents of a micromolecular quaternary ammonium salt cation modifying agent and a macromolecular quaternary ammonium salt cation modifying agent, and after finishing the modified treatment, obtaining the modified cellulose fiber. The micromolecular quaternary ammonium salt cation modifying agent is an azetidine cation compound, and the macromolecular quaternary ammonium salt cation modifying agent is polyamide polyamine epoxy chloropropane. The method disclosed by the invention adopts two kinds of specific modifying agents and has the function of the synergistic effect of the two agents, so that the salt-free low-alkaline dyeing for the cellulose fiber is realized in the subsequent dyeing, pollution is reduced, the cost is saved, the technology is simplified, the difficulty is reduced, and the modifying effect and the subsequent dyeing effect are good, so that the method is suitable for the industrial mass production.

The invention relates to cationic modified cellulose fibers, belonging to the technical field of textile dyeing. The modified cellulose fibers are obtained by carrying out modification treatment on cellulose fibers with a low molecular quaternary ammonium salt cationic modifier and high molecular quaternary ammonium salt cationic modifiers as cationic modifiers, and have Zeta electrode potential values of minus 8-5mV when the pH values are 6.5-8.5, wherein the low molecular quaternary ammonium salt cationic modifier is 3-acrylamide-2-hydroxypropyl trimethylammonium chloride; the high molecular quaternary ammonium salt cationic modifiers are cationic polyacrylamide compounds. The cationic modified cellulose fibers have the beneficial technical effects that the two kinds of specific modifiers are adopted and the synergistic effects of the modifiers are given play to, so that the modified cellulose fibers achieve salt-free low-alkali dyeing in subsequent dyeing, have the effects of reducing pollution, saving the cost, simplifying the process and reducing the difficulty, have good modification and subsequent dyeing effects and are suitable for large-scale industrial production.

The invention relates to a cellulose fiber modification method, belonging to the technical field of textile dyeing. The cellulose fiber modification process comprises the following steps: putting cellulose fibers in a container, then adding water to the container, and then carrying out modification treatment on the cellulose fibers with two kinds of cationic modifiers, namely a low molecular quaternary ammonium salt cationic modifier and high molecular quaternary ammonium salt cationic modifiers, thereby obtaining modified cellulose fibers after modification treatment is completed, wherein the low molecular quaternary ammonium salt cationic modifier is 3-acrylamide-2-hydroxypropyl trimethylammonium chloride; the high molecular quaternary ammonium salt cationic modifiers are cationic polyacrylamide compounds. The cellulose fiber modification method has the beneficial technical effects that the two kinds of specific modifiers are adopted and the synergistic effects of the modifiers are given play to, so that the modified cellulose fibers achieve salt-free low-alkali dyeing in subsequent dyeing, have the effects of reducing pollution, saving the cost, simplifying the process and reducing the difficulty, have good modification and subsequent dyeing effects and are suitable for large-scale industrial production.

The invention relates to a salt-free low-alkali cellulose fiber dyeing process, belonging to the technical field of textile dyeing. The process comprises the steps of cellulose fiber modification treatment, water washing treatment, dyeing and after-treatment, wherein in the step of cellulose fiber modification treatment, an epichlorohydrin parent derivative of epoxy quaternary ammonium salt and branched polyepichlorohydrin dimethylamine are adopted for modification treatment of cellulose fibers. The salt-free low-alkali cellulose fiber dyeing process has the beneficial technical effects that two kinds of specific modifiers are adopted, the synergistic effects of the modifiers are given play to and the specific dyeing steps are provided, so that the cellulose fibers achieve salt-free low-alkali dyeing in dyeing, have the effects of reducing pollution, saving the cost, simplifying the process and reducing the difficulty, have good modification and dyeing effects, and are suitable for large-scale industrial production.

The invention relates to cationic modified cellulose fibers, belonging to the technical field of textile dyeing. The modified cellulose fibers are obtained by carrying out modification treatment on cellulose fibers with low molecular quaternary ammonium salt cationic modifiers and a high molecular quaternary ammonium salt cationic modifier as cationic modifiers and have Zeta electrode potential values of 10-30mV when the pH values are 6.5-8.5, wherein the low molecular quaternary ammonium salt cationic modifiers are epoxy quaternary ammonium salt compounds; the high molecular quaternary ammonium salt cationic modifier is branched polyepichlorohydrin dimethylamine. The cationic modified cellulose fibers have the beneficial technical effects that the two kinds of specific modifiers are adopted and the synergistic effects of the modifiers are given play to, so that the modified cellulose fibers achieve salt-free low-alkali dyeing in subsequent dyeing, have the effects of reducing pollution, saving the cost, simplifying the process and reducing the difficulty, have good modification and subsequent dyeing effects, and are suitable for large-scale industrial production.

The invention relates to a cellulose fiber cationic modification process, belonging to the technical field of textile dyeing. The cellulose fiber modification process comprises the following steps: putting cellulose fibers in a container, then adding water to the container, and then carrying out modification treatment on the cellulose fibers with two kinds of cationic modifiers, namely low molecular quaternary ammonium salt cationic modifiers and a high molecular quaternary ammonium salt cationic modifier, thereby obtaining modified cellulose fibers after modification treatment is completed, wherein the low molecular quaternary ammonium salt cationic modifiers are epoxy quaternary ammonium salt compounds; the high molecular quaternary ammonium salt cationic modifier is branched polyepichlorohydrin dimethylamine. The cellulose fiber cationic modification process has the beneficial technical effects that the two kinds of specific modifiers are adopted and the synergistic effects of the modifiers are given play to, so that the modified cellulose fibers achieve salt-free low-alkali dyeing in subsequent dyeing, have the effects of reducing pollution, saving the cost, simplifying the process and reducing the difficulty, have good modification and subsequent dyeing effects, and are suitable for large-scale industrial production.

The invention relates to modified cellulose fibers obtained through modification, belonging to the technical field of textile dyeing. The modified cellulose fibers are obtained by carrying out modification treatment on cellulose fibers with low molecular quaternary ammonium salt cationic modifiers and high molecular quaternary ammonium salt cationic modifiers as cationic modifiers and have Zeta electrode potential values of 0-25mV when the pH values are 6.5-8.5, wherein the low molecular quaternary ammonium salt cationic modifiers are epoxy quaternary ammonium salt compounds; the high molecular quaternary ammonium salt cationic modifiers are cationic polyacrylamide compounds. The modified cellulose fibers have the beneficial technical effects that the two kinds of specific modifiers are adopted and the synergistic effects of the modifiers are given play to, so that the modified cellulose fibers achieve salt-free low-alkali dyeing in subsequent dyeing, have the effects of reducing pollution, saving the cost, simplifying the process and reducing the difficulty, have good modification and subsequent dyeing effects, and are suitable for large-scale industrial production.

The invention relates to modified cellulosic fiber obtained through modification of a modifier and belongs to the technical field of dope dyeing. The modified cellulosic fiber is prepared from cellulosic fiber through modified treatment by a micromolecule quaternary ammonium salt positive ion modifier and a macromolecule quaternary ammonium salt positive ion modifier as positive ion modifiers; the modified cellulosic fiber has the pH value of 6.5-8.5 and the Zeta electrode potential value of -2-20 mV; the micromolecule quaternary ammonium salt positive ion modifier is an epoxy quaternary ammonium salt compound and the macromolecule quaternary ammonium salt positive ion modifier is cationic starch. According to the invention, the two specific modifiers are adopted to play the synergistic effect, so that salt-free low-alkaline dyeing of the modified cellulosic fiber in the subsequent dyeing can be realized, the pollution is reduced, the cost is decreased, the technology is simplified, the difficulty is lowered, the modified and subsequent dyeing effect is excellent, and the modified cellulosic fiber is applicable to industrialized and large-scale production.

The invention relates to a modified cellulose fiber obtained through modification and belongs to the technical field of textile dyeing. The modified cellulose fiber is obtained by modifying a cellulose fiber through cationic modification agents including a small molecular quaternary ammonium salt cationic modification agent and a high molecular quaternary ammonium salt cationic modification agent, and the Zeta electrode potential value of the modified cellulose fiber is 0-15 mV when the pH value is 6.5-8.5; the small molecular quaternary ammonium salt cationic modification agent is an epichlorohydrin matrix derivative of epoxy quaternary ammonium salt, and the high molecular quaternary ammonium salt cationic modification agent is cationic starch. According to the modified cellulose fiber, the two specific modification agents are adopted and have a synergistic effect, so that the modified cellulose fiber can be subjected to salt-free low-alkali dyeing in a subsequent dyeing process, the pollution can be alleviated, the cost can be reduced, the process can be simplified, the difficulty can be lowered, and the modification and subsequent dyeing effects are good; the process is suitable for large-scale industrialized production.