1 Subject Content and Application Scope
This standard specifies the names and definitions of natural fibres for textiles according to their source or composition.
This standard is applicable to the names and definitions of natural fibres used as materials, but not applicable to the names and definitions of fibres involved in production process.
2 Classification of Natural Fibres
Natural fibres are a generic term for fibres growing or developed in nature. The natural fibres may be classified into animal fibres, vegetable fibres and mineral fibres according to their sources.
2.1 Animal fibres
A generic term for natural fibres obtained from the body or secretion of animals, mainly including silk , woo/ hair.
2.1.1 Silk
Fibre made from two bonded (by sericin) silk fibroin protein filaments secreted by the silk gland of some insects as well as fibre secreted by some mollusk.
2.1.2 Wool,hair
Fibre, composing of keratin, which grows from hair follicle and has multicellular structure so as to form the fleece wool, mane and cercus of some animals.
2.2 Vegetable fibres
A generic term for of fibres obtained from vegetables, which may be classified into seed fibres, bast fibres, leaf fibres and fruit fibres.
2.2.1 Seed fibres
Fibres, basically composing of cellulose, which grow from the epidermal cells of some vegetable seeds and have unicellular structure.
1 Subject Content and Application Scope
2 Classification of Natural Fibres
3 Names and Definitions of Fibres
Appendix A English Index (Additional)
Additional Explanation
1 Subject Content and Application Scope
This standard specifies the names and definitions of natural fibres for textiles according to their source or composition.
This standard is applicable to the names and definitions of natural fibres used as materials, but not applicable to the names and definitions of fibres involved in production process.
2 Classification of Natural Fibres
Natural fibres are a generic term for fibres growing or developed in nature. The natural fibres may be classified into animal fibres, vegetable fibres and mineral fibres according to their sources.
2.1 Animal fibres
A generic term for natural fibres obtained from the body or secretion of animals, mainly including silk , woo/ hair.
2.1.1 Silk
Fibre made from two bonded (by sericin) silk fibroin protein filaments secreted by the silk gland of some insects as well as fibre secreted by some mollusk.
2.1.2 Wool,hair
Fibre, composing of keratin, which grows from hair follicle and has multicellular structure so as to form the fleece wool, mane and cercus of some animals.
2.2 Vegetable fibres
A generic term for of fibres obtained from vegetables, which may be classified into seed fibres, bast fibres, leaf fibres and fruit fibres.
2.2.1 Seed fibres
Fibres, basically composing of cellulose, which grow from the epidermal cells of some vegetable seeds and have unicellular structure.
Contents of GB/T 11951-1989
1 Subject Content and Application Scope
2 Classification of Natural Fibres
3 Names and Definitions of Fibres
Appendix A English Index (Additional)
Additional Explanation
