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Similar standardsQB/T 4552-2020: Slippers---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/QBT4552-2020QB LIGHT INDUSTRY STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 61.060 Classification No.. Y 78 Replacing QB/T 4552-2013 Slippers Issued on. DECEMBER 09, 2020 Implemented on. APRIL 01, 2021 Issued by. Ministry of Industry and Information Technology of PRC Table of ContentsForeword... 3 1 Scope... 5 2 Normative references... 5 3 Terms and definitions... 6 4 Product classification... 6 5 Requirements... 7 6 After-sales quality judgment... 9 7 Test method... 9 8 Inspection items and qualification judgment... 12 9 Inspection rules, signs, packaging, transportation, storage... 13 Appendix A (Normative) List of harmful aromatic amine dyes... 14 Appendix B (Informative) Judgement of after-sale quality... 15ForewordThis standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard is a revision of QB/T 4552-2013 "Slippers". Compared with QB/T 4552-2013, in addition to editorial changes, the main technical differences between this standard and QB/T 4552-2013 are as follows. - MODIFY the requirements of sensory quality (see 5.2; 5.2 of the 2013 edition); - MODIFY the requirements and test methods of the pull-out force of the band (see 5.3.2 and 7.3; 5.3.2 and 7.3 of the 2013 edition); - MODIFY the requirements and test methods for the abrasion resistance of the outsole (see 5.3.3 and 7.4; 5.3.3 and 7.4 of the 2013 edition); - ADD the requirements and test methods for the anti-skid performance of the outsole (see 5.3.4 and 7.5) - ADD the requirements and test methods for the color fastness to rubbing of linings and insock (see 5.3.5 and 7.6); - MODIFY the requirements and test methods for free or partially hydrolyzable formaldehyde content (see 5.5.2 and 7.9; 5.5.2.2 and 7.7 of the 2013 edition); - MODIFY the test method of upper sole peeling strength (see 7.2; 7.2 of the 2013 edition); - MODIFY the test method of peculiar smell (see 7.7; 7.5 of the 2013 edition); - MODIFY the test method for the content of decomposable harmful aromatic amine dyes (see 7.8; 7.6 of the 2013 edition); - MODIFY the inspection items and qualification judgment (see Chapter 8; Chapter 8 of the 2013 edition); - ADD an informative appendix "List of hazardous aromatic amine dyes". This standard was proposed by the China National Light Industry Council. This standard shall be under the jurisdiction of the National Footwear Standardization Technical Committee (SAC/TC 305). Drafting organizations of this standard. China Leather and Footwear Research Institute Co., Ltd., Tianjin Laomeihua Footwear & Garment Co., Ltd., Nantong Tuochi Footwear Co., Ltd. The main drafters of this standard. Shao Lijun, Peng Gang, Zhang Jinsong, Ma Lin. This standard replaces the standard previously issued and abolished as follows. - QB/T 4552-2013. Slippers1 ScopeThis standard specifies the terms and definitions, product classification, requirements, after-sale quality judgment, test methods, inspection items and judgments, inspection rules, signs, packaging, transportation, storage of slippers. This standard applies to slippers for daily wear. This standard does not apply to disposable slippers.2 Normative referencesThe following documents are essential to the application of this document. For the dated documents, only the versions with the dates indicated are applicable to this document; for the undated documents, only the latest version (including all the amendments) is applicable to this standard. GB/T 251-2008 Textiles - Tests for color fastness - Grey scale for assessing staining GB/T 2703 Footwear - Vocabulary GB/T 2912.1-2009 Textiles - Determination of formaldehyde - Part 1.Free and hydrolyzed formaldehyde (water extraction method) GB/T 3903.2-2017 Footwear - General test methods - Abrasion resistance GB/T 3903.3-2011 Footwear - General test methods - Peeling strength GB/T 3903.5-2011 Footwear - General test methods - Appearance quality GB/T 3903.6-2017 Footwear - Test methods for whole shoe - Slip performance GB/T 17592-2011 Textiles - Determination of the banned azo colorants GB/T 19941.1-2019 Leather and fur - Determination of formaldehyde content - Part 1.High performance liquid chromatography method GB/T 19942-2019 Leather and fur-Chemical tests-Determination of banned azo colorants GB/T 22049-2019 Footwear - Standard atmospheres for conditioning and testing of footwear and components for footwear3 Terms and definitionsThe terms and definitions as defined in GB/T 2703, as well as the following terms and definitions, apply to this document. 3.1 Infant’s slippers Slippers, which have a size not greater than 170, for infants and young children 3 years old and below.4 Product classification4.1 It is divided into the following 5 categories, according to the upper surface materials. 4.2 It is divided into the following 3 categories, according to the wearing object.5 Requirements5.1 General requirements 5.1.1 The safety indicators of infant's slippers and children's slippers shall meet the requirements of GB 30585. 5.2 Sensory quality The sensory quality shall meet the requirements of 5.2 in GB/T 36975-2018. 5.3 Physical and mechanical properties (except for infant's slippers) 5.3.1 Peeling strength of upper sole 5.3.2.4 The pull-out force of the upper band of slippers, which are made through the process of cold bonding, sewing, glue-sealing, shall not be less than 80 N. The pull-out force of the upper band of slippers, which are made through the assembly process such as rivets, shall not be less than 50 N. 5.3.2.5 If the material is torn AND the band is not pulled out at the bonding part of the upper sole, the pull-out strength of the upper band shall not be less than 30 N/cm. 5.3.3 Wear resistance of outsole 5.3.5 Color fastness to rubbing of lining and insock 5.3.5.1 For slippers, whose lining and insock are made of textiles, leather, fur, artificial leather, synthetic leather, they shall be tested for the color fastness to rubbing of the lining and insock. 5.3.5.2 The wet rubbing staining grade of suede leather shall not be less than level 2.The wet rubbing staining level of leather, textiles, fur, artificial wool, other materials shall not be less than level 3. 5.4 Odor The odor level shall not be greater than level 3. 5.5 Limits of hazardous substances 5.5.1 Content of decomposable harmful aromatic amine dye It shall meet the requirements of Table 1.Under reducing conditions, see Appendix A for the list of harmful aromatic amine dyes, which shall not be decomposed from the dye.6 After-sales quality judgmentSee Appendix B.7 Test method7.1 Sensory quality Carry out test according to GB/T 3903.5-2011. 7.2 Peeling strength of upper sole 7.2.1 Carry out the inspection, according to GB/T 3903.3-2011.The width of knife edge is (10 ± 0.2) mm. The testing part is the front tip part. 7.4 Wear resistance of outsole Carry out the test according to GB/T 3903.2-2017.When testing the surface of the microporous material outsole, the surface is not polished. If the sample does not meet the test requirements (such as the vibration of the grinding wheel during the test), it may be exempted from the test. If the flat part of the solid material outsole does not meet the test area requirements, it shall be polished before the test. 7.6 Color fastness to rubbing of lining and insock 7.6.1 Take the same material of the lining and the insock as the specimen. If there is no lining, the contact surface between the upper surface and the foot is used as a specimen for inspection. If the specimen area does not meet the sampling requirements, it may take sample from the same batch of materials, for inspection. 7.6.2 In accordance with the method A of QB/T 2882-2007, wet wipe 50 times for inspection. The gray scale shall meet the requirements in GB/T 251-2008. 7.7 Peculiar smell 7.7.1 Test equipment When the shoe size is 200 and below, the diameter of the test dryer is 240 mm. When the shoe size is larger than 200, the diameter of the test dryer is 300 mm. 7.7.5 Test procedure 7.7.5.1 Clean and dry the dryer, to make it tasteless. Spread petroleum jelly evenly, on the edge of the dryer cover. 7.8 Content of decomposable harmful aromatic amine dye 7.8.1 Different materials shall be tested separately. If the upper surface and the lining cannot be separated, they shall be tested together. The testing method is the same as that of the lining. 7.8.2 Textiles shall be tested, according to GB/T 17592-2011; when aniline and/or 1,4-phenylenediamine are detected, they shall be tested, according to GB/T 23344-2009.Leather and fur shall be tested, according to GB/T 19942- 2019; when aniline and/or 1,4-phenylenediamine are detected, it shall be tested, according to GB/T 33392-2016. 7.9 Content of free or partially hydrolyzable formaldehyde8 Inspection items and qualification judgment8.1 Inspection items It shall meet the requirements of Table 4.9 Inspection rules, signs, packaging, transportation, storageIt shall meet the requirements of QB/T 1187.Appendix A(Normative) List of harmful aromatic amine dyes Table A.1 -- List of hazardous aromatic amine dyes No. Chinese name English name CAS No. QB/T 4552-2020 QB LIGHT INDUSTRY STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 61.060 Classification No.. Y 78 Replacing QB/T 4552-2013 Slippers Issued on. DECEMBER 09, 2020 Implemented on. APRIL 01, 2021 Issued by. Ministry of Industry and Information Technology of PRCTable of ContentsForeword... 3 1 Scope... 5 2 Normative references... 5 3 Terms and definitions... 6 4 Product classification... 6 5 Requirements... 7 6 After-sales quality judgment... 9 7 Test method... 9 8 Inspection items and qualification judgment... 12 9 Inspection rules, signs, packaging, transportation, storage... 13 Appendix A (Normative) List of harmful aromatic amine dyes... 14 Appendix B (Informative) Judgement of after-sale quality... 15ForewordThis standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard is a revision of QB/T 4552-2013 "Slippers". Compared with QB/T 4552-2013, in addition to editorial changes, the main technical differences between this standard and QB/T 4552-2013 are as follows. - MODIFY the requirements of sensory quality (see 5.2; 5.2 of the 2013 edition); - MODIFY the requirements and test methods of the pull-out force of the band (see 5.3.2 and 7.3; 5.3.2 and 7.3 of the 2013 edition); - MODIFY the requirements and test methods for the abrasion resistance of the outsole (see 5.3.3 and 7.4; 5.3.3 and 7.4 of the 2013 edition); - ADD the requirements and test methods for the anti-skid performance of the outsole (see 5.3.4 and 7.5) - ADD the requirements and test methods for the color fastness to rubbing of linings and insock (see 5.3.5 and 7.6); - MODIFY the requirements and test methods for free or partially hydrolyzable formaldehyde content (see 5.5.2 and 7.9; 5.5.2.2 and 7.7 of the 2013 edition); - MODIFY the test method of upper sole peeling strength (see 7.2; 7.2 of the 2013 edition); - MODIFY the test method of peculiar smell (see 7.7; 7.5 of the 2013 edition); - MODIFY the test method for the content of decomposable harmful aromatic amine dyes (see 7.8; 7.6 of the 2013 edition); - MODIFY the inspection items and qualification judgment (see Chapter 8; Chapter 8 of the 2013 edition); - ADD an informative appendix "List of hazardous aromatic amine dyes". This standard was proposed by the China National Light Industry Council. This standard shall be under the jurisdiction of the National Footwear Standardization Technical Committee (SAC/TC 305). Drafting organizations of this standard. China Leather and Footwear Research Institute Co., Ltd., Tianjin Laomeihua Footwear & Garment Co., Ltd., Nantong Tuochi Footwear Co., Ltd. The main drafters of this standard. Shao Lijun, Peng Gang, Zhang Jinsong, Ma Lin. This standard replaces the standard previously issued and abolished as follows. - QB/T 4552-2013. Slippers1 ScopeThis standard specifies the terms and definitions, product classification, requirements, after-sale quality judgment, test methods, inspection items and judgments, inspection rules, signs, packaging, transportation, storage of slippers. This standard applies to slippers for daily wear. This standard does not apply to disposable slippers.2 Normative referencesThe following documents are essential to the application of this document. For the dated documents, only the versions with the dates indicated are applicable to this document; for the undated documents, only the latest version (including all the amendments) is applicable to this standard. GB/T 251-2008 Textiles - Tests for color fastness - Grey scale for assessing staining GB/T 2703 Footwear - Vocabulary GB/T 2912.1-2009 Textiles - Determination of formaldehyde - Part 1.Free and hydrolyzed formaldehyde (water extraction method) GB/T 3903.2-2017 Footwear - General test methods - Abrasion resistance GB/T 3903.3-2011 Footwear - General test methods - Peeling strength GB/T 3903.5-2011 Footwear - General test methods - Appearance quality GB/T 3903.6-2017 Footwear - Test methods for whole shoe - Slip performance GB/T 17592-2011 Textiles - Determination of the banned azo colorants GB/T 19941.1-2019 Leather and fur - Determination of formaldehyde content - Part 1.High performance liquid chromatography method GB/T 19942-2019 Leather and fur-Chemical tests-Determination of banned azo colorants GB/T 22049-2019 Footwear - Standard atmospheres for conditioning and testing of footwear and components for footwear3 Terms and definitionsThe terms and definitions as defined in GB/T 2703, as well as the following terms and definitions, apply to this document. 3.1 Infant’s slippers Slippers, which have a size not greater than 170, for infants and young children 3 years old and below.4 Product classification4.1 It is divided into the following 5 categories, according to the upper surface materials. 4.2 It is divided into the following 3 categories, according to the wearing object.5 Requirements5.1 General requirements 5.1.1 The safety indicators of infant's slippers and children's slippers shall meet the requirements of GB 30585. 5.2 Sensory quality The sensory quality shall meet the requirements of 5.2 in GB/T 36975-2018. 5.3 Physical and mechanical properties (except for infant's slippers) 5.3.1 Peeling strength of upper sole 5.3.2.4 The pull-out force of the upper band of slippers, which are made through the process of cold bonding, sewing, glue-sealing, shall not be less than 80 N. The pull-out force of the upper band of slippers, which are made through the assembly process such as rivets, shall not be less than 50 N. 5.3.2.5 If the material is torn AND the band is not pulled out at the bonding part of the upper sole, the pull-out strength of the upper band shall not be less than 30 N/cm. 5.3.3 Wear resistance of outsole 5.3.5 Color fastness to rubbing of lining and insock 5.3.5.1 For slippers, whose lining and insock are made of textiles, leather, fur, artificial leather, synthetic leather, they shall be tested for the color fastness to rubbing of the lining and insock. 5.3.5.2 The wet rubbing staining grade of suede leather shall not be less than level 2.The wet rubbing staining level of leather, textiles, fur, artificial wool, other materials shall not be less than level 3. 5.4 Odor The odor level shall not be greater than level 3. 5.5 Limits of hazardous substances 5.5.1 Content of decomposable harmful aromatic amine dye It shall meet the requirements of Table 1.Under reducing conditions, see Appendix A for the list of harmful aromatic amine dyes, which shall not be decomposed from the dye.6 After-sales quality judgmentSee Appendix B.7 Test method7.1 Sensory quality Carry out test according to GB/T 3903.5-2011. 7.2 Peeling strength of upper sole 7.2.1 Carry out the inspection, according to GB/T 3903.3-2011.The width of knife edge is (10 ± 0.2) mm. The testing part is the front tip part. 7.4 Wear resistance of outsole Carry out the test according to GB/T 3903.2-2017.When testing the surface of the microporous material outsole, the surface is not polished. If the sample does not meet the test requirements (such as the vibration of the grinding wheel during the test), it may be exempted from the test. If the flat part of the solid material outsole does not meet the test area requirements, it shall be polished before the test. 7.6 Color fastness to rubbing of lining and insock 7.6.1 Take the same material of the lining and the insock as the specimen. If there is no lining, the contact surface between the upper surface and the foot is used as a specimen for inspection. If the specimen area does not meet the sampling requirements, it may take sample from the same batch of materials, for inspection. 7.6.2 In accordance with the method A of QB/T 2882-2007, wet wipe 50 times for inspection. The gray scale shall meet the requirements in GB/T 251-2008. 7.7 Peculiar smell 7.7.1 Test equipment When the shoe size is 200 and below, the diameter of the test dryer is 240 mm. When the shoe size is larger than 200, the diameter of the test dryer is 300 mm. 7.7.5 Test procedure 7.7.5.1 Clean and dry the dryer, to make it tasteless. Spread petroleum jelly evenly, on the edge of the dryer cover. 7.8 Content of decomposable harmful aromatic amine dye 7.8.1 Different materials shall be tested separately. If the upper surface and the lining cannot be separated, they shall be tested together. The testing method is the same as that of the lining. 7.8.2 Textiles shall be tested, according to GB/T 17592-2011; when aniline and/or 1,4-phenylenediamine are detected, they shall be tested, according to GB/T 23344-2009.Leather and fur shall be tested, according to GB/T 19942- 2019; when aniline and/or 1,4-phenylenediamine are detected, it shall be tested, according to GB/T 33392-2016. 7.9 Content of free or partially hydrolyzable formaldehyde8 Inspection items and qualification judgment8.1 Inspection items It shall meet the requirements of Table 4.9 Inspection rules, signs, packaging, transportation, storageIt shall meet the requirements of QB/T 1187.Appendix A(Normative) List of harmful aromatic amine dyes Table A.1 -- List of hazardous aromatic amine dyes No. Chinese name English name CAS No. ......Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al. 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