NDRC: Equipment, Technology And Restricted Items For Textile Printing And Dyeing To Be Eliminated

The national development and Reform Commission and the relevant departments have revised the guidance catalogue of industrial structure adjustment (2011 Edition) (Amendment), and formed the guidance catalogue of industrial structure adjustment (draft 2019).

The guidance catalogue can be divided into 3 categories: encouragement, restriction and elimination.

Among them, the textile industry encourages 13 categories, restrictive categories 18, and elimination of 20 categories.

Catalogue of textile industry encouragement

1. differential, functional polyester (PET) continuous copolymerization modification [cationic dyeable polyester (CDP, ECDP), alkali soluble polyester (COPET), high shrinkage polyester (HSPET), flame retardant polyester, low melting point polyester, non crystalline polyester, biodegradable polyester, polyester produced by green accelerator].

Flame retardant, antistatic, UV resistant, antibacterial, phase change energy storage, photochromic, raw liquor coloring, and high efficiency flexible manufacturing technology of functional chemical fibers.

Intelligent, super simulation and other functional chemical fiber production.

Original development of green high efficiency environmental protection oil for high-speed spinning.

The development, production and application of 2. polyester terephthalate (PTT), poly naphthalene two formic acid glycol ester (PEN), poly (butylene terephthalate) (PBT), poly (butylene succinate) Ding Erzhi (PBS), poly (terephthalic acid cyclohexane two methanol ester) (PCT), bio based polyamide, biological furan ring and so on.

3. green and environment-friendly processes and equipment are used to produce new solvent methods: cellulose fiber (Lyocell), bacterial cellulose fiber, regenerated cellulose fiber, PLA, seaweed fiber, chitosan fiber, polyhydroxyfatty acid ester fiber (PHA), animal and vegetable protein fiber, such as bamboo, hemp and other new renewable resources.

4. development, production and application of high performance fibers and products.

[carbon fiber (CF) (tensile strength greater than 4200MPa, elastic modulus greater than 230GPa), aramid fiber (AF), polysulfonamide (PSA), ultra high molecular weight polyethylene fiber (UHMWPE) (spinning production line capacity of more than 300 tons / year), polyphenylene sulfide fiber (PPS), polyimide fiber (PI), polytetrafluoroethylene fiber (PTFE), POLYBIS (Oxazoles) fiber (PBO), polyaroxazole two azole fiber (POD), basalt fiber (BF), silicon carbide fiber, polyethers ketone fiber, high strength glass fiber and so on.

5. meet the environmental requirements of special animal fiber, hemp fiber, mulberry tussah cocoon silk, colored cotton, colored mulberry silk natural fiber processing technology and products.

6. the establishment of an intelligent spinning plant using intelligent and continuous spinning complete sets of equipment (blowing carding unit, coarse and fine connection, fine connection and numerical control single machine and jet vortex spinning, high-speed spinning rotor spinning process) to produce high quality yarns.

High speed CNC shuttleless loom, automatic wear machine, fully formed computerized flat knitting machine, high-speed computerized flat knitting machine, high-speed warp knitting machine and other new CNC equipment are used to produce high grade, high density, jacquard and other high-grade woven and knitted fabrics.

7. digital intelligent printing and dyeing technology and equipment, dyeing and finishing clean production technology [enzyme treatment, high efficiency short flow pre-treatment, continuous pre-treatment of knitted fabric, low temperature pretreatment and dyeing, low salt or salt free dyeing, low urea printing, small bath ratio air or gas liquid dyeing, digital inkjet printing, foam finishing, etc.), functional finishing technology, new dyeing processing technology, composite fabric processing technology, production of high-grade textile fabrics.

Intelligent bobbin yarn dyeing technology and equipment development and application.

8. production of functional industrial textiles by new technologies such as nonwoven, woven, knitted, braided and other technologies, such as composite technology and long-term finishing.

9. intelligent, high efficiency, low energy consumption textile machinery, key special foundation parts, metrology, testing instruments and test equipment development and manufacturing.

10. high-end carpet, drawnwork, embroidery products production.

11. digital, networked, intelligent clothing production technology and equipment development and application.

12. textile industry biological degumming, no polyvinyl alcohol (PVA) slurry sizing, less water and energy saving printing and dyeing processing, "three wastes" efficient management and resource recovery and reuse technology popularization and application.

13. the development and application of waste textiles recycling technology and equipment, the use of polyester recycling materials to produce polyester industrial yarn, differential and functional polyester filament, non-woven materials and other high value-added products.

Restricted catalogue of textile industry

1. single line production capacity less than 200 thousand tons / year of conventional polyester (PET) continuous polymerization plant.

2. the production process of conventional polyester terephthalic acid two methyl ester (DMT).

3. semi continuous spinning viscose filament production line.

4. intermittent polyurethane polymerization plant.

5. semi automatic winding equipment for conventional filament yarns with a length of 1200 mm or less.

6. viscose plate frame filter.

7. conventional polypropylene spunbonded nonwovens production line with single line capacity less than 1000 tons / year and width less than 2 meters.

8.25 kg / hour carding machine.

9.200 cotton / comber machine below clamp times / minute.

105 thousand below / min, self draining spinning equipment.

11.FA502, FA503 spinning frame.

12. rapier loom with a weft insertion rate of less than 600 m / min, an air-jet loom with a weft insertion rate of less than 700 m / min, and a loom with a weft insertion rate of less than 900 m / min.

13. use polyvinyl alcohol slurry (PVA) sizing process and products (except polyester cotton products, high pure cotton high density products).

14. tons of raw wool washing water and more than 20 tons of wool washing process and equipment.

15. vertical silk reeling process and equipment for double Palace silk and tussah silk.

16. hank dyeing process.

17. sodium chlorite bleaching equipment.

18. dyeing with ordinary polyester carrier.

Elimination catalogue of textile industry

1. cotton spinning, wool spinning, linen spinning and weaving equipment for 30 years.

2. roller long 1000 mm leather roller ginning machine, sawtooth cotton gin with saw blade number less than 80, and cotton baler with pressure tonnage below 400 tons (excluding 160 ton, 200 ton short cotton baler).

3.ZD647, ZD721 automatic silk reeling machine, D101A automatic reeling machine, ZD681 vertical reeling machine, DJ561 type spun silk spinning machine, K251, K251A type silk loom and other silk processing equipment.

4.Z114 jacquard machine.

5.GE186 jacquard terry machine.

6.Z261 type artificial fur machine.

7. unreconstructed 74 type dyeing and finishing equipment.

8. steam heating without open closed printing and dyeing tank.

9.R531 type acid viscose spinning machine.

104 thousand tons / year and below viscose staple fiber production line.

11. wet spandex production process.

12. two methyl formamide (DMF) solvent method spandex and acrylic production process.

13. nitric acid acrylic fiber conventional fiber production process and equipment.

14. conventional polyester (PET) batch polymerization process and equipment.

15. semi automatic winding equipment for conventional polyester filament spindles with a length of 900 mm or less.

16. import and export pretreatment equipment, drawing and setting equipment, rotary screen printing machine and continuous dyeing machine with a lifetime of over 15 years and over 20 years.

17. cotton and chemical fiber intermittent dyeing equipment with a bath ratio of more than 15 for more than 15 years.

18. use the DC motor driven printing and dyeing production line.

19. printing and dyeing of cast iron structure of steam box and washing equipment, cast iron wall board bottomless steaming machine, steam preheating area short L type desizing and boiling steam tracks steam box.

20. screw extruder with diameter less than or equal to 90mm, 2000 ton / less polyester regenerated spun staple fiber production plant.