用“PPTA”造句大全，PPTA造句

The thickness of PPTA gel has significant influence on gel maturing, relative molecular mass, aspect ratio and morphology of the pulp.

而液氨的加入也有利于提高PPTA浆粕的相对分子质量，但对浆粕的其它*能没有任何影响。

Effects of Phosphoric Acid Treatment on Structure of PPTA Fibers

Influence of H_2SO_4 Pretreatment on PPTA Pulp Prepared by PFI Mill

结果表明，PPTA 能使尼龙1010的拉伸强度和杨氏模量均有所提高，PPTA 对尼龙1010的结晶起成核作用。

PPTA( Polyparaphenylene terephthalamide) paper is widely used as substrates of high-performance PCB( printing circuit board). Its property and component are described. Wet forming, hot-pressing and lamination of PCB are studied.

Research Progress on Modification of PPTA by Copolycondensation

Synthesis of the New Stationary Phase for High Performance Liquid Affinity Chro-matography with Dendritic Spacer Arm Using Poly (p-Phenyleneterephthalamide) (PPTA) as the Matrix;

PPTA pulp is one of the differential products of PPTA fiber which is widely used as fillers and reinforcements.

The relative molecular mass of the resultant PPTA pulps can be improved by the addition of ammonia as the acid accepted agent and it has no influence on other properties.

Study on the Properties of PTFE Matrix Composites Reinforced by Organic Fibre of PPTA

Research on the Refining Process of PPTA Fiber

Effects of Ultrasound Wave Pretreatment on Structure Changes of PPTA Fibers