Spectrophotometric determination of free isocyanate-group (-NCO ) content in polyurethane resin production is studied.

A polyamide imide was synthesized from trimellitic anhydride and di isocyanate.

本文用偏苯三酸酐和二异氰酸酯合成了一种新型聚酰胺酰亚胺.

Polyether-type isocyanate prepolymers are prepared with polyether polyols and tolylene diisocyanate.

采用聚醚多元醇和甲苯二异氰酸酯合成了聚醚型异氰酸酯预聚体.

When isocyanate index and density increase, compression stress is strengthened , and the compression set is improved.

增加异氰酸酯指数和密度,微孔弹性体的压缩负荷显著提高, 压缩变定性能改善.

New unique modifiers of self-made hydroxyl acrylic resin ( emulsion ) and isocyanate terminal waterborne polyurethane were developed.

改性剂采用特制的羟基丙烯酸酯树脂 ( 乳液 ) 及端异氰酸酯基水性聚氨酯树脂.

Spectrophotometric determination of isocyanate-group in adhesive was studied.

研究了分光光度法测定聚氨酯中微量异氰酸酯基的方法.

This thesis is about the use of isocyanate as adhesive in making manboard with agricultural residues.

本文分六个章节内容说明异氰酸酯作为粘合剂在农作物秸秆人造板工业中的应用.

A median dose of 20 Gy isodose line was administered in a single fraction.

中位值为20戈瑞剂量(建议达80%的等剂量线)以单成分方式给予患者.

A virus is nigatively charged above its isoelectric point.

病毒在它的等电离点以上时带负电荷.

The measurement of the zero charge points and isoelectric points shows occurance of the characteristic absorption.

零电荷点和等电点的测量结果表明发生了特性吸附.

Its molecular weight was 12,600 Dalton by SDS-PAGE and its isoelectric point was 9.8 by IEF.

经SDS -PAGE 测得该抗菌蛋白的分子量为12,600道尔顿,IEF测得其等电点为9.8.

Objective: To determine the amino acid composition and isoelectric point of porcine platelet-derived growth factor.

摘要目的: 测定猪血小板衍生生长因子的氨基酸组成和等电点.

Objective : To determine the acid composition and isoelectric point of porcine platelet-derived growth factor.

目的: 测定猪血小板衍生生长因子的氨基酸组成和等电点.

Methods: Isoelectric focusing in polyacrylamide gels was used.

用薄层聚丙烯酰胺凝胶等电聚焦的方法.

However, biricodar and valspodar are both substrates for the P 450 isoenzyme 3 A 4.

然而, 比立考达和伐司朴达都是P450同工酶3A4的底物.

Analysis of isoenzyme patterns of peroxidase were made on 43 Japanese Apricot cultivars.

本文分析了果梅(Armeniacamumesieb.)43个品种(类型)的过氧化物酶同工酶谱型.

Isoenzyme verification of American-Chinese hybrids of Liquidambar and Liriodendron.

枫香属和鹅掌楸属中美种间的同工酶论证.

POD isoenzyme of Cabbage are analyzed by using PAGE.

POD同工酶凝胶电泳结果显示.

The isoenzyme pattern of the RC cells is quite different from the rat muscle cells.

RC细胞还有异常高的磷酸醋酶活性,而且它的同工酶谱也与大鼠肌肉细胞明显不同.

Objective : To discuss the dispersible tablets preparation of radix puerariae isoflavone.

目的: 探讨葛根异黄酮分散片的制备工艺.

The factors effected on the acidolysis of isoflavone in dry paste were also studied.

研究了干膏中酸解异黄酮的影响因素.