QB/T 4341-2012 in English

Antibacterial polyurethane synthetic leather - Test for antibacterial activity and efficacy

1 Scope

This standard specifies the terms and definitions, classifications, requirements and test methods for antibacterial and preventing mildew (hereinafter referred to as "antibacterial") activity of antibacterial polyurethane synthetic leather.

It is applicable to test for antibacterial activity and efficacy of antibacterial polyurethane synthetic leather.

2 Normative references

The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.

GB/T 4789.2 National food safety standard - Food microbiological examination - Aerobic plate count
GB/T 19089-2003 Rubber- or plastics-coated fabrics - Determination of abrasion resistance - Martindale method
GB 19489 Laboratories - General requirements for biosafety
FZ/T 73023-2006 Antibacterial knitwear

3 Terms and definitions

For the purposes of this standard, the following terms and definitions apply.

3.1

antibacterial

process of killing bacteria and fungus or impeding the growth, reproduction and activity by chemical or physical methods

3.2

preventing mildew

process of killing molds or impeding their growth, reproduction and activity by chemical or physical methods

3.3

antibacterial rate

percentage used for expressing the reduction number of microorganisms in antibacterial test

3.4

mildew-proof scale

Foreword i
1 Scope
2 Normative references
3 Terms and definitions
4 Classification
5 Requirements
6 Test methods
Annex A (Normative) Antibacterial activity test - Film sticking method
Annex B (Normative) Test of antibacterial activity - Absorption method
Annex C (Normative) Test method for preventing mildew activity