CN103884735B - The method of testing of cigarette wrapping paper Thermal Resistant Surface performance - Google Patents

Abstract

The present invention relates to the field tests of wrapping paper thermotolerance, specifically a kind of method of testing of cigarette wrapping paper Thermal Resistant Surface performance, the steps include: 1. to get with batch bar wrapping paper or box packaging paper sample several, meeting YC/T? more than 8h is placed in 330 environment required, to be checked; 2. in bar wrapping paper to be checked or box packaging paper sample, 2 are randomly drawed, according to the characteristic using this Wrapping paper packer, 2 specimen surfaces are divided into heat-sealing region and thermal shrinkage region, and thermotolerance test point is chosen in an each region of specimen surface wherein, the thermotolerance test point chosen contains typographies all in this region, and thermotolerance test point is chosen in another specimen surface relevant position.Tobacco shred and box packaging paper are divided into according to the type of packaging machine and seal region and thermal shrinkage region by the method, and in the some thermotolerance test points to representing all typographies of each regional choice, test result comprehensively, accurately; The course of work of the omnidistance simulation package installation of heating method of testing, test result is pressed close to produce actual, practical.

Description

The method of testing of cigarette wrapping paper Thermal Resistant Surface performance

Technical field

The present invention relates to the field tests of wrapping paper thermotolerance, specifically a kind of method of testing of cigarette wrapping paper Thermal Resistant Surface performance.

Background technology

Cigarette packs wrapping paper refers to the paper substrate embellish and pressing product for packing cigarette, and tobacco shred wrapping paper refers to the paper substrate embellish and pressing product for packing some cigarette packs.Tobacco shred and box packaging paper mainly protect cigarette in market circulation process, facilitate accumulating, and can represent and beautify cigarette brand, are to produce the indispensable important component part of cigarette.

The initial stage that cigarette wrapping paper produces, the measure mainly taked to protect cigarette and facilitate transport.Through very long evolving development so far, the packaging of various different times, different field, different modes has defined respective distinctive cultural deposits.Cigarette package now has not only gathered philosophy, sociology, psychology, linguistics, history but also the concentrated expression knowledge such as religion, custom, even digest Social Cultural Connotation, enrich the development of regional culture, achieve the succession of history culture.

Abundant along with tobacco shred and box packaging paper intension, its base material used, typography, ink are also more aobvious of a great variety, intricate.But use complicated material, the bar and the box packaging paper that adopt complicated technology to produce in the process of cigarette in packet, packaging film is sealed and thermal shrinkage time, have the risk of generation variable color.Part after variable color with produce obviously incongruity around, can to cigarette product packaging quality produce considerable influence, cause certain negative effect to brand image simultaneously.Still there is no a kind of method that accurately, reasonably can measure bar and box packaging paper Thermal Resistant Surface performance at present.

Summary of the invention

The present invention does not still have a kind of defect that accurately, reasonably can measure bar and box packaging paper Thermal Resistant Surface performance methodology at present in order to make up, and provides a kind of method of testing of cigarette wrapping paper Thermal Resistant Surface performance.

The present invention is achieved by the following technical solutions: the method for testing of cigarette wrapping paper Thermal Resistant Surface performance, the steps include:

1. get with batch bar wrapping paper or box packaging paper sample several, place more than 8h meeting in the environment that YC/T330 requires, to be checked;

2. in bar wrapping paper to be checked or box packaging paper sample, 2 are randomly drawed, according to the characteristic using this Wrapping paper packer, 2 specimen surfaces are divided into heat-sealing region and thermal shrinkage region, and thermotolerance test point is chosen in an each region of specimen surface wherein, the thermotolerance test point chosen contains typographies all in this region, and thermotolerance test point is chosen in another specimen surface relevant position;

3. the colour difference meter meeting ISO13655 requirement is adopted to measure the aberration of 2 corresponding thermotolerance test points of sample, as △ E ^*when ab is less than 0.50, enter next step; As △ E ^*when ab is greater than 0.50, adopts the visual method meeting YC/T330-2009 requirement to compare, during no color differnece, enter next step;

4. will wherein one cut into pat, each pat comprises one or more thermotolerance test point, and a pat only comprises a region, and at the two-layer cigarette packaging film of each pat Surface coating;

5. according to the temperature of pat region setting heat sealing machine, under 0.18MPa pressure, that carries out 1.0s to the packaging film above pat thermotolerance test point adds Thermal test, adds after Thermal test terminates, after pat is cooled to room temperature, removes packaging film;

If 6. a is to step 3. middle △ E ^*when the corresponding thermotolerance test point that ab is less than 0.50 is tested, adopt colour difference meter and range estimation two kinds of methods tests through adding Thermal test and not carrying out adding the aberration of thermotolerance test point of Thermal test; Now, meet △ E simultaneously ^*when ab is less than 1.0 and range estimation no color differnece, judges that this thermotolerance test point is heat-resisting, otherwise judge thermo-labile;

If b is to step 3. middle △ E ^*when the corresponding thermotolerance test point that ab is greater than 0.50 is tested, visual method is adopted to test corresponding aberration; Now, when meeting range estimation no color differnece, judge that this thermotolerance test point is heat-resisting, otherwise judge thermo-labile;

If all thermotolerance test points 7. chosen are all heat-resisting, then judge this batch of bar wrapping paper or box packaging paper thermotolerance qualified; Otherwise judge defective.

Step of the present invention 1. described in meet YC/T330 require environment be: temperature is 23 ° of C ± 5 ° C, and relative humidity 60% ± 5%, without UV-irradiation; Described YC/T330, ISO13655, YC/T330-2009 standard be general knowledge known in this field.

The step 2. ownership in middle heat-sealing region and thermal shrinkage region is determined by the type of this Wrapping paper packer of use, and the step 5. heating probe temperature of middle pat is also determined by the type of this Wrapping paper packer of use.

Step 3. in as △ E ^*when ab is greater than 0.50, the visual method that employing meets YC/T330-2009 requirement is compared, when having aberration, resample and carry out visual method comparison, if sampling repeatedly still has aberration, then judge that bar wrapping paper or the box packaging paper form and aspect of this batch have problem, then without the need to adopting method of testing of the present invention.

Step 4. in the size that cuts of pat be determined by the model of heat sealing machine.The packaging film of actual production that what described cigarette packaging film adopted is.

The present invention compared with prior art, has following beneficial effect:

1, tobacco shred and box packaging paper are divided into according to the type of packaging machine and seal region and thermal shrinkage region by the method, and in the some thermotolerance test points to representing all typographies of each regional choice, test result comprehensively, accurately;

2, the course of work of the omnidistance simulation package installation of this method, test result is pressed close to produce actual, practical;

3, the method for the invention is offset paper, art paper, white board, art post paperboard, composite card paper, vacuum aluminizing paperboard for material, technique be common printed, fresh laser, optical wand are radium-shine, the bar of intermediate color, the various material such as gold stamping and typography and box packaging paper all applicable, usable range is wide;

4, the method for the invention is simple to operate, and measuring speed is fast;

5, the instrument of the method for the invention use is simple and easy to get, only needs heat sealing machine and colour difference meter just can realize.

Accompanying drawing explanation

Fig. 1 is that bar wrapping paper wherein each region of specimen surface chooses the schematic diagram of thermotolerance test point.

Fig. 2 is the schematic diagram that thermotolerance test point is chosen in another specimen surface relevant position of bar wrapping paper.

Embodiment

Below in conjunction with exemplifying embodiment, the present invention is described in further detail, but exemplifying embodiment is not limitation of the invention.

Heat sealing method is surveyed certain trade mark tobacco shred wrapper surface heat resistance and is detected

Material: vacuum aluminum-coated transfer paperboard

Technique: the radium-shine transfer of optical wand

Packaging machine type: GDX2

Reference to standard:

YC/T330 tobacco shred and box packaging paper printed matter

The spectral measurement of ISO13655 printing images and chrominance distortion

YC/T266 cigarette packaging film

The normal atmosphere of GB/T10739 paper pulp, paper and paperboard sample pretreating and test

Determining instrument:

Meet the colour difference meter that ISO13655 requires

Meet the heat sealing machine that YC/T266 requires

Condition determination:

Temperature: (23 ± 1) ° C, relative humidity: (50 ± 2) %

Assay method:

1, get with batch 10, bar wrapping paper (or box packaging paper) sample, in the environment meeting YC/T330 requirement, (temperature is 23 ° of C ± 5 ° C, and relative humidity 60% ± 5%, without UV-irradiation) places more than 8h, to be checked;

2, in sample to be checked, 2 are extracted, according to the characteristic of GDX2 type packaging machine, specimen surface is divided into heat-sealing region and thermal shrinkage region, choose heat-resisting test point 6 groups (comprising common and special process region) in heat-sealing region, volume is respectively: a-a', b-b', c-c', d-d', e-e', f-f'; Choose heat-resisting test point 6 groups (comprising common and special process region) in the thermal shrinkage region of Fig. 1 and Fig. 2, volume is respectively: g-g', h-h', i-i', j-j', k-k', l-l'.

3, adopt the colour difference meter meeting ISO13655 requirement and the aberration of estimating each pair of thermotolerance test point, result is as shown in the table:

4, will wherein one be cut into (30 ± 5) mm × (80 ± 5) mm, surface comprises one or more same area thermotolerance test point, and at the thermal shrinkage BOPP of two-layer 21 μm of its Surface coating;

5, the heat sealing machine meeting YC/T266 and require is adopted, pressure selection 0.18MPa, the heat-resisting test point in temperature heat-sealing region selects (150 ± 2) ° C, the heat-resisting test point in thermal shrinkage region selects (120 ± 2) ° C, Thermal test is added to the BOPP 1.0s directly over sample thermotolerance test point, test to be heated terminates, and after specimen surface is cooled to room temperature, removes BOPP;

6, use colour difference meter and range estimation two kinds of method tests to pass through the aberration of each thermotolerance test point adding Thermal test and do not carry out adding Thermal test, and do heat resistance judgement, result is as shown in the table:

As can be seen from the test result of upper table, the 12 pairs of thermotolerance test points containing heat-sealing region and all typographies in thermal shrinkage region all show as heat-resisting under respective probe temperature, so judge that this wrapping paper thermotolerance is qualified, without thermo-color risk on GDX2 type packaging machine.

As can be seen from the check result of above two forms equally, for special substance (vacuum aluminum-coated transferring paper) and special process (the radium-shine transfer of optical wand, gold stamping), the test result of colour difference meter is difficult to the real aberration situation of reaction wrapper surface, so be very important in conjunction with range estimation.

Claims (1)

1. the method for testing of cigarette wrapping paper Thermal Resistant Surface performance, is characterized in that, the steps include:

1. get with batch bar wrapping paper or box packaging paper sample several, place more than 8h meeting in the environment that YC/T330 requires, to be checked;

2. in bar wrapping paper to be checked or box packaging paper sample, 2 are randomly drawed, according to the characteristic using this Wrapping paper packer, 2 specimen surfaces are divided into heat-sealing region and thermal shrinkage region, and thermotolerance test point is chosen in an each region of specimen surface wherein, the thermotolerance test point chosen contains typographies all in this region, and thermotolerance test point is chosen in another specimen surface relevant position;

3. the colour difference meter meeting ISO13655 requirement is adopted to measure the aberration of 2 corresponding thermotolerance test points of sample, as △ E ^*when ab is less than 0.50, enter next step; As △ E ^*when ab is greater than 0.50, adopts the visual method meeting YC/T330-2009 requirement to compare, during no color differnece, enter next step;

4. will wherein one cut into pat, each pat comprises one or more thermotolerance test point, and a pat only comprises a region, and at the two-layer cigarette packaging film of each pat Surface coating;

5. according to the temperature of pat region setting heat sealing machine, under 0.18MPa pressure, that carries out 1.0s to the packaging film above pat thermotolerance test point adds Thermal test, adds after Thermal test terminates, after pat is cooled to room temperature, removes packaging film;

If 6. a is to step 3. middle △ E ^*when the corresponding thermotolerance test point that ab is less than 0.50 is tested, adopt colour difference meter and range estimation two kinds of methods tests through adding Thermal test and not carrying out adding the aberration of thermotolerance test point of Thermal test; Now, meet △ E simultaneously ^*when ab is less than 1.0 and range estimation no color differnece, judges that this thermotolerance test point is heat-resisting, otherwise judge thermo-labile;

If b is to step 3. middle △ E ^*when the corresponding thermotolerance test point that ab is greater than 0.50 is tested, visual method is adopted to test corresponding aberration; Now, when meeting range estimation no color differnece, judge that this thermotolerance test point is heat-resisting, otherwise judge thermo-labile;

If all thermotolerance test points 7. chosen are all heat-resisting, then judge this batch of bar wrapping paper or box packaging paper thermotolerance qualified; Otherwise judge defective.