Tag Archives: acetal

Aldehyde acetal modified quaternary phosphate and its preparing method and use

Application Number: 00112277Application Date: 2000.05.15Publication Number: 1280132Publication Date: 2001.01.17Priority Information: International: A01N57/00;C07F9/54Applicant(s) Name: Nanjing Chemical Engineering Univ.Address: Inventor(s) Name: Yao Cheng;Wang Jintang;Zhu HongjunPatent Agency Code: 32102Patent Agent: xu dongtaoAbstract Aldehyde acetal modified quaternary phosphnium salts are used as disinfectant. The present invention provides their preparation process and their application as surfactant used in oil field… Read More »

High-toughness acetal composition and its preparing process

Application Number: 00124702Application Date: 2000.09.13Publication Number: 1342723Publication Date: 2002.04.03Priority Information: International: C08L21/00;C08L61/02Applicant(s) Name: Chinese Petro-Chemical Co LtdAddress: Inventor(s) Name: Zhang Shijun;Qiao Jinliang;Zhang WeiPatent Agency Code: 00000Patent Agent: Abstract A high-toughness paraform composition is prepared by mixing the rubber particles (grain size 20-200 nm) with paraform in weight ratio of (0.5-50):(50-99.5). Its advantages are balanced rigidity… Read More »

Titanium chelating phenolic acetal ether and its IPN anticorrosive paint series

Application Number: 00126583Application Date: 2000.09.29Publication Number: 1344772Publication Date: 2002.04.17Priority Information: International: C09D5/08;C09D161/06Applicant(s) Name: Zhou WenfuAddress: Inventor(s) Name: Zhou WenfuPatent Agency Code: 00000Patent Agent: Abstract Titanium chelating phenolic acetal ether resin is produced by using urushiol as main material and through successive reaction with formaldehyde, alcohol and abietic acid in the presence of catalyst and blocking… Read More »

Process for preparing high-antiwear self-lubricating acetal resin

Application Number: 00106171Application Date: 2000.04.28Publication Number: 1270187Publication Date: 2000.10.18Priority Information: International: B29C47/38;C08L61/02Applicant(s) Name: Qinghua Univ.Address: Inventor(s) Name: Yu Jian;Qin YanPatent Agency Code: 11201Patent Agent: luo wenqunAbstract An antiwear self-lubricating acetal resin is prepared from acetal resin, superhigh-molecular polyethylene resin, low-molecular polyethylene, fatty acid type surfactant, acetal as thermal stabilizer through proportional mixing, screw extruding, pugging… Read More »