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 Raw and Fine Chemicals >> 1,3:2,4-Bis(3,4-dimethylobenzylideno) sorbitol; Nucleating Transparent Agent
Description:
Nucleating Transparent Agent 2:    

Nucleating transparent agent 2 is used to change the crystallization of the subcrystalline polymer resin and speed up its speed of crystallization. It promotes the resin to crystallize by providing crystal nucleus and makes the structure of the crystal grain fine, thus improving the products’ rigidity, heat distortion temperature, dimension stability, transparency and luster. In addition, nucleating transparent agent 2 can shorten the molding cycle of products, expand the processing conditions and strengthen the smoothness.

The product is the second generation of sorbitol nucleating transparent agent and the polyolefin nucleating transparent agent largely produced and consumed in the current world. Compared with all the other nucleating transparent agents, it is the most ideal one that can give the plastic products superior transparency, luster and other mechanical properties.

Performance Indices :
Items
Performance & Indices
Chemical name
1,3:2,4-Bis(3,4-dimethylobenzylideno) sorbitol
Cas No.:
135861-56-2
Appearance
White powder
Loss on Drying,=%
0.5
Melting Point,?
245~255
Granularity (Head)
=325

Application:    
Ideal transparency effect can be achieve only by adding 0.2~0.4% this product into the corresponding materials. This nucleating transparent agent can improve the materials’ mechanical property. It is fit for making plastic products and is also widely used in transparent polypropylene sheet and tubes. It can directly be used after mixing with polypropylene dryly and also be used after being made into 2.5~5% seed grains.

Packaging & Storage:    
With 5 kg or 10 kg compound bags as inner packaging and cartons as outer packaging, the nucleating transparent agent 2 is preferably preserved in a cool and dry place. It can be stored for three years before unsealing; and the bag should be tied up if the bag is unsealed and the product is not used up. Other packaging specifications are negotiable.