CN-121982965-A - Composite label and manufacturing process thereof

CN121982965ACN 121982965 ACN121982965 ACN 121982965ACN-121982965-A

Abstract

The invention relates to a composite label and a manufacturing process thereof. The composite label comprises a substrate and a non-woven fabric coating film coated on the surface of the substrate through glue. The manufacturing process comprises the following steps of selecting a substrate material, selecting a proper non-woven fabric coating material from non-woven fabric alternative materials through a coating material test, selecting proper coating operation tension through a tension test, selecting an anilox roller with proper density and proper glue coating amount through a glue ink test, printing on the substrate material, coating glue on the selected substrate material based on the anilox roller with proper density, the proper glue coating amount and the proper coating operation tension, and laminating the non-woven fabric coating material on the substrate material, and performing die cutting to form the composite label. The invention improves the type of printing laminating film, meets the market requirement, and can solve the problems of tension control, glue coating and the like in label manufacturing.

Inventors

HAN PANPAN
GAO YANG
WU SHIQI

Assignees

苏州江天包装科技股份有限公司

Dates

Publication Date: 20260505
Application Date: 20260105

Claims (10)

1. The composite label comprises a substrate and is characterized by further comprising a non-woven fabric coating film coated on the surface of the substrate through glue.
2. The composite label according to claim 1, wherein the nonwoven fabric coating has a thickness of 0.12 to 0.14mm.
3. A process for manufacturing a composite label according to claim 1, wherein the process for manufacturing the composite label comprises the following steps: step1, selecting a material for a substrate; Step 2, selecting a proper non-woven fabric coating material from non-woven fabric alternative materials through coating material testing; step 3, selecting proper laminating operation tension through tension test; step 4, selecting an anilox roller with proper density and proper glue coating amount through glue ink amount measurement; Step 5, printing on the substrate material; Step 6, coating glue on the selected material for the substrate based on the anilox roller with proper density, the proper glue coating amount and the proper coating operation tension, and coating the material for the non-woven fabric coating on the material for the substrate; And 7, die cutting to form the composite label.
4. The process for manufacturing the composite label according to claim 3, wherein the test contents of the laminating material test comprise an appearance quality test, a surface performance test and a resistance test.
5. The process for manufacturing a composite label according to claim 4, wherein the appearance quality testing method is characterized in that under a standard light source, the surface flatness, the smoothness, the presence or absence of a raised edge and the presence or absence of bubbles, wrinkles or peeling defects of the non-woven fabric alternative material are observed according to a specified observation distance and an observation angle.
6. The process for manufacturing a composite label according to claim 4, wherein the surface property test method comprises measuring the glossiness of the material for non-woven fabric candidates at a predetermined angle by using a gloss meter, testing the transparency of the material for non-woven fabric candidates by using a haze meter, and evaluating the change in transparency of the material for non-woven fabric candidates after the film coating operation.
7. The process for manufacturing the composite label according to claim 4, wherein the method for testing the resistance is characterized in that the surface of the non-woven fabric candidate material is dipped with a test reagent, or the non-woven fabric candidate material is placed in a constant temperature and humidity box for a period of time, and the appearance and the bonding state change condition of the non-woven fabric candidate material are observed.
8. The process for manufacturing a composite label according to claim 3, wherein the tension test method comprises applying different constant tensions to the nonwoven fabric coating material, and selecting the appropriate coating operation tension according to the tensile strength and the edge-curling state of the nonwoven fabric coating material after the tension is applied.
9. The process for manufacturing the composite label according to claim 4, wherein the method for testing the glue ink amount comprises the steps of selecting a plurality of alternative glue coating amounts based on the anilox roller density, respectively coating the non-woven fabric coating material and the substrate material with each alternative glue coating amount to form a plurality of samples, and selecting the appropriate glue coating amount according to the peeling strength and crease-resistant peeling performance of the samples.
10. The process for manufacturing a composite label according to claim 9, wherein the peel strength of the sample is measured at a measurement speed by using a tensile machine, a plurality of folds are formed by folding the sample, and the crease peeling resistance of the sample is measured according to whether the nonwoven fabric film material and the substrate are separated at the folds.

Description

Composite label and manufacturing process thereof Technical Field The invention relates to the field of label product manufacturing, in particular to a composite label and a manufacturing process thereof. Background In the current label printing market, although the printing process is rich in types and comprises a plurality of modes such as relief printing, intaglio printing, flexography printing, silk screen printing and digital printing, the method can meet the expression requirements of various patterns, colors and materials to a certain extent, but in a high-end application scene with deep integration of functional and sensory experience, obvious technical blank and process bottleneck still exist. Disclosure of Invention The invention aims to provide a novel non-woven fabric coated label, improve the type of the label coated film and meet the increasingly improved quality requirements of the market on functionalized and organoleptic label printed products. In order to achieve the above purpose, the invention adopts the following technical scheme: a composite label comprises a substrate and a non-woven fabric coating film coated on the surface of the substrate through glue. Preferably, the thickness of the non-woven fabric coating is 0.12-0.14mm. The invention also provides a manufacturing process of the composite label, which meets the higher manufacturing requirement and adopts the scheme that: a process for manufacturing a composite label, comprising the steps of: step1, selecting a material for a substrate; Step 2, selecting a proper non-woven fabric coating material from non-woven fabric alternative materials through coating material testing; step 3, selecting proper laminating operation tension through tension test; step 4, selecting an anilox roller with proper density and proper glue coating amount through glue ink amount measurement; Step 5, printing on the substrate material; Step 6, coating glue on the selected material for the substrate based on the anilox roller with proper density, the proper glue coating amount and the proper coating operation tension, and coating the material for the non-woven fabric coating on the material for the substrate; And 7, die cutting to form the composite label. In the step 2, the test contents of the film coating material test comprise an appearance quality test, a surface performance test and a resistance test. Further, the appearance quality testing method comprises the step of observing the surface evenness, the finish, the existence of a raised edge and whether bubbles, wrinkles or peeling defects exist or not of the non-woven fabric alternative material according to a specified observation distance and an observation angle under a standard light source. Further, the surface performance test method comprises the steps of measuring the glossiness of the non-woven fabric candidate material under a specified angle by using a gloss meter, testing the transparency of the non-woven fabric candidate material by using a haze meter, and evaluating the transparency change condition of the non-woven fabric candidate material after film coating operation. Further, the method for testing the resistance comprises the steps of dipping a test reagent to wipe the surface of the non-woven fabric alternative material, or placing the non-woven fabric alternative material in a constant temperature and humidity box for a period of time, and observing the appearance and bonding state change condition of the non-woven fabric alternative material. In the step 3, the tension test method comprises the steps of applying different constant tensions to the non-woven fabric coating materials, and selecting the proper coating operation tension according to the tensile strength and the edge tilting state of the non-woven fabric coating materials after the tension is applied. In the step 4, the method for testing the glue ink amount comprises the steps of selecting a plurality of alternative glue coating amounts based on the anilox roller density, respectively coating the non-woven fabric coating material and the substrate material by adopting the alternative glue coating amounts to form a plurality of samples, and selecting the appropriate glue coating amount according to the peeling strength and crease-resistant peeling performance of the samples. And folding the sample to form a plurality of folds, and testing the crease peeling resistance of the sample according to whether the non-woven fabric coating material and the substrate at the folds are separated or not. Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages: 1. The composite label of the invention improves the printing laminating type, can keep excellent printability, is stably stored, does not influence the physical and chemical properties of a printing finished product, has the functions of surface decoration, heat preservation and the like, and meets the incr