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Product Name: Polypropylene/Polyethylene Composite Staple Fiber  
Trade Mark: Sanren Brand  
Alternative Name: ?  
Molecular formula/Structural Formula:
Production Process: The product is manufactured from polypropylene and polypropylene resin by spinning ,stretching, crimping, relaxation thermal-setting, cutting and baling process.  
Properties: The product has its properties of high tenacity, good moisture transmission, soft hand, excellent heat bonding and low bonding temperature, good web formation and carding. It is safe, hygienic, nonpoisonous, nonirritant and monallergic.  
Grade: 1.67 dtex?0(51)mm; 2.22 dtex?0(51)mm  
National Standard Grade: ?  
Enterprise Standard Grade: ?  
Specifications:

Q/SH012.08.08-1997

PP/PE Composite Staple Fiber Specification

No.

Item

Unit

Up-to-grade

Test method

1

Cross section  

sheath-core

GB/T17687-1999

2

Linear density deviation

%

+-15.0

GB/T14337-93

3

breaking tenacity >=

CN/dtex

2.5

GB/14337-93

4

Breaking elongation

%

70-170

GB/T14337-93

5

number of crimps,

No./25mm

M+-3.0

GB/T14338-93

6

Shrinkage in hot dry air <=

%(120℃)

5.0

 

7

Defect <=

mg/100g

20.0

GB/T14339-93

8

specific resistance <=

Ωcm

K?07

GB/T 14342-93

9

Permeation time Hydrophilicity <

s

5

 
hydrophobicity>

s

300

 

Remark:

The central value of number of crimps M can be determined according to customer抯 demand, specific resistance K is 1.00-9.99.

 
Scope of Application: ?  
Major Applications: 燜or the production of sanitary items, such as sanitary napkin, diaper, bed pad, marth-piece, operation gown, tea bag, filter fabric and other non-woven fabrics for industrial and cilvil engineering usage. 
Process Method: ?  
Packing: 205kg-235kg net each in PP woven bags coated with plastics.  
Packing Size: 1150mm?20mm?80mm  
Storage: Separately stored in dry, cool, ventilated warehouse equipped with firefighting facilities and free from moisture and direct sunshine.  
Transportation: Products in bags are suitable for rail, road, and sea transportation. Handle gently to avoid damages to packing materials, and prevent rain, direct sunshine and dust.  
Safety Precautions: 1.Keep away from fire and heat sources.
2.Can not be transported or stored together with chemicals of oils, acids and alkali etc.
3.Handle gently to avoid damages to goods and personnel during loading and unloading. Prevent damages to baling strips during hoisting.  
SPC

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