Page 20 - 《橡塑技术与装备》2021年18期（下半月塑料）

目 次 Contents █ No.18 2021 █

■ EXPERT LECTURE
Pressing technology and mold design—— Part II Plastic injection molding
Lecture 11 Quality and defect analysis of injection molded parts ...............................................Hong Shenzhang（1）
■ THEORY AND RESEARCH

Study on properties of cyanate ester modified by di-o-phthalonitrile ......................................................Wang Kun（8）
■ SPECIAL AND COMPREHENSIVE REVIEW
Introduction to modification of biodegradable plastic PBAT materials .....................................................Tao Yongliang（15）
■ TECHNOLOGY AND APPLICATION OF VEHICLE PRODUCTS

Preparation of crosslinked polysiloxane for auto parts ........................................................................................ Li Hao（20）
■ NEW TECHNOLOGIES AND NEW PRODUCTS
Twin screw reducer with planetary differential stepless speed change ................................Wu Jungong, Sun Qingwei（27）

■ MATERIALS AND APPLICATION
Development and application progress of NM rare earth cerium dioxide ........................................ Wang Duoren（31）
■ TESTING AND ANALYSIS
Effect of vulcanization system on properties of NBR / rubber plastic alloy composites
.......................................................................................................................Wang Chenyang, Sun Zhenhao, Deng Tao（36）
Analysis of influencing factors and simulation prediction of plastic output ....................................................... Gao Jing（40）
■ INDUSTRIAL AUTOMATION

Rated power calculation of clamping servo motor of five point elbow bar all electric plastic machine .... Li Xiuyu（46）
■ PRODUCT AND DESIGN
Design of anti-blocking device during blanking for plastic extruder
........................................................... Zhang Youxin, Sun Lihua, Sheng Mingrong, Yin Shuohan, Wu Jiangdong（49）
Structural design of injection mold for upper and lower lamp holder cover of new mobile lamp
.........................................................................................................................................Gao Junli, Wen Genbao（53）

■ DOMESTIC AND INTERNATIONAL TRENDS .................................................................................... （58）
■ PATENT ABSTRACTS .............................................................................................................................. （62）

THE MAIN CONTENTS OF NEXT ISSUE
Development of a fabric core flame retardant conveyor belt feet for coal mine .................................................. Cao Hui
Research and development of multifunctional FDM 3D printer based on open source software and hardware
................................................................................................................................................................................Liu Lei
Study on modification of recycled polyethylene plastics ............................................................................... Fu Lili, et al
Structural design of injection mold for lamp cap shell of new mobile lamp .............................................. Gao Junli, et al
Discussion on pollution control of FRP production enterprises ................................................................Liu Yuxue, et al