1 Scope
This Standard specifies the product classification, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of fluff pulp.
This standard is applicable to fluff pulp for production of disposable sanitary products.
2 Normative References
The following normative documents contain provisions which, through reference in this text, constitute provisions of this standard. For dated references, subsequent amendments (excluding corrections), or revisions, of any of these publications do not apply to this standard. However parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below. For undated references, the latest edition of the normative document referred to applies.
GB/T 451.2 Paper and Board - Determination of Grammage (GB/T 451.2-2002, eqv ISO 536:1995)
GB/T 451.3 Paper and Board - Determination of Thickness (GB/T 451.3-2002, idt ISO 534:1988)
GB/T 462 Paper and Board - Determination of Moisture Content (GB/T 462-2003, ISO 287:1985, MOD)
GB/T 740 Pulps - Sampling for Testing (GB/T 740-2003, ISO 7213:1991, IDT)
GB/T 1539 Paperboard - Determination of Bursting Strength (GB/T 1539-2007, ISO 2759:1983, EQV)
GB/T 2828.1 Sampling Procedures for Inspection by Attributes - Part 1: Sampling Schemes Indexed by Acceptance Quality Limit (AQL) for Lot-by-lot Inspection (GB/T 2828.1-2003, ISO 2859-1:1999, IDT)
GB/T 7974 Paper, Board and Pulp - Measurement of Brightness - Diff/Geometry (GB/T 7974-2002, neq ISO 2470:1999)
GB/T 7979 Pulps - Determination of Dichloromethane Soluble Matter
GB/T 10739 Paper, Board and Pulps - Standard Atmosphere for Conditioning and Testing (GB/T 10739-2002, eqv ISO 187:1990)
GB/T 10740-2002 Pulp - Estimation of Dirt and Shives (GB/T 10740-2002, eqv ISO 5350:1998)
GB 15979 Hygienic Standard for Disposable Sanitary Products
3 Terms and Definitions
For the purpose of this standard, the following terms and definitions apply.
3.1
fully-processed pulp
fluff pulp subjecting to strong physical or chemical processing, which significantly improves the fluffiness of pulp board
Foreword i
1 Scope
2 Normative References
3 Terms and Definitions
4 Product Classification and Graduation
5 Technical Requirements
6 Test Method
7 Inspection Rules
8 Marking, Packaging, Transportation and Storage
Annex A (Normative) Dispersion Method for Fluff Pulp Board
Annex B (Normative) Determination of Dry Bulkiness, Water Absorption Time and Water Absorption Capacity of Fluff Pulp
1 Scope
This Standard specifies the product classification, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of fluff pulp.
This standard is applicable to fluff pulp for production of disposable sanitary products.
2 Normative References
The following normative documents contain provisions which, through reference in this text, constitute provisions of this standard. For dated references, subsequent amendments (excluding corrections), or revisions, of any of these publications do not apply to this standard. However parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below. For undated references, the latest edition of the normative document referred to applies.
GB/T 451.2 Paper and Board - Determination of Grammage (GB/T 451.2-2002, eqv ISO 536:1995)
GB/T 451.3 Paper and Board - Determination of Thickness (GB/T 451.3-2002, idt ISO 534:1988)
GB/T 462 Paper and Board - Determination of Moisture Content (GB/T 462-2003, ISO 287:1985, MOD)
GB/T 740 Pulps - Sampling for Testing (GB/T 740-2003, ISO 7213:1991, IDT)
GB/T 1539 Paperboard - Determination of Bursting Strength (GB/T 1539-2007, ISO 2759:1983, EQV)
GB/T 2828.1 Sampling Procedures for Inspection by Attributes - Part 1: Sampling Schemes Indexed by Acceptance Quality Limit (AQL) for Lot-by-lot Inspection (GB/T 2828.1-2003, ISO 2859-1:1999, IDT)
GB/T 7974 Paper, Board and Pulp - Measurement of Brightness - Diff/Geometry (GB/T 7974-2002, neq ISO 2470:1999)
GB/T 7979 Pulps - Determination of Dichloromethane Soluble Matter
GB/T 10739 Paper, Board and Pulps - Standard Atmosphere for Conditioning and Testing (GB/T 10739-2002, eqv ISO 187:1990)
GB/T 10740-2002 Pulp - Estimation of Dirt and Shives (GB/T 10740-2002, eqv ISO 5350:1998)
GB 15979 Hygienic Standard for Disposable Sanitary Products
3 Terms and Definitions
For the purpose of this standard, the following terms and definitions apply.
3.1
fully-processed pulp
fluff pulp subjecting to strong physical or chemical processing, which significantly improves the fluffiness of pulp board
Contents of GB/T 21331-2008
Foreword i
1 Scope
2 Normative References
3 Terms and Definitions
4 Product Classification and Graduation
5 Technical Requirements
6 Test Method
7 Inspection Rules
8 Marking, Packaging, Transportation and Storage
Annex A (Normative) Dispersion Method for Fluff Pulp Board
Annex B (Normative) Determination of Dry Bulkiness, Water Absorption Time and Water Absorption Capacity of Fluff Pulp
