Based on the liquid crystalline polymer theory,a kind of polyacrylate was synthesized by choosing biphenyl group as rigid nucleus of mesogenic unit and hexylidene as flexible spacing group.

Hydrogen-bonded liquid crystalline polymers characterized by its unique dynamic functions and its simplicity of structure adjustment and easily modification are formed from chemically modified polymer complex by means of hydrogen-bond.

Based on the morphology and reinforcement mechanism of liquid crystalline polymer/thermoplastic in-situ reinforcement composite materials,the recent developments in this field are reviewed.

Polyblend fibers from liquid crystal polymers and polypropylene (Ⅰ): the formation of fiber structure;

Polyblend fibers from liquid crystal polymers and polypropylene Ⅱ:drawing behavior of the polyblend fibers;

Polyblend fibers from liquid crystal polymers and polypropylene(Ⅲ):physical and mechanical properties of the polyblend fibers;

6-hydroxy-2-naphthoic acid used as intermediate of liquid crystal polymers with broad export perspective;

The main task of molecule design of main chain liquid crystalline polymers in the future are brought forward according to the difference between lyotropic and thermotropic main chain liquid crystal polymers structures.

Results show that polymer liquid crystals and low molecular weight liquid crystal oriented in the direction of the applied field, the permeability coefficients for oxygen or nitrogen increased, po2/pN2 had only a slight decrease, and the isotropic solution did not orient in the field.

In21st century, through simulates vivo-liquid crystal environment to construct goodbiocompatibility polymer liquid crystal material is a new aspect of biomaterial research.

The history ofthe development of liquid crystal and liquid crystal polymer is simply summarized Meanwhile, the various applications of liquid crystal polymers on fibers, plastics, compound materials, separating material, information materials and biology materials are mainly reviewed.