羟丙基纤维素

结果处方选择羧甲基淀粉钠（CMS-Na）18%、羟丙基纤维素（HPC）28%；

Results The formula was as follows : CMS-Na 18 % and HPC 28 % .

羟丙基纤维素在水溶液中聚集行为的温度效应与焓/熵补偿

Temperature dependence and enthalpy-entropy compensation of aggregation of HPC in aqueous solutions

羟丙基纤维素是纤维素衍生物中的一种重要产品。两种pH敏感的羟丙甲纤维素衍生物的合成及性质比较

Hydroxypropyl cellulose is an important product in cellulose derivatives . Synthesis and characterization of two kinds of pH-sensitive HPMC derivatives

向缓冲溶液中加入0.05%羟丙基纤维素（HPC）可改善分离。

The separation was improved by the addition of 0 . 05 % hydroxypropyl cellulose ( HPC ) to the buffer .

研究了对于羟丙基纤维素（HPC）基板进行表面修饰时，基板表面状态的调控对基板表面化学接枝的影响。

The control of the hydroxypropyl cellulose ( HPC ) substrate surface and its influence on the surface graft modification of HPC was studied .

在研制出双氯芬酸钠缓释片的基础上，探讨了控释骨架材料羟丙基纤维素（HPC）和乙基纤维素（EC）含量对药物溶出的影响。

On the basis of preparing diclofenac sodium sustained-release tablet , we probed how the contents of control-release skeleton material ( Hydroxypropyl Cellulose HPC , Ethyl Cellulose EC ) influences the drug release .

用悬浮接枝法，以丙烯腑、苯乙烯、丙烯酸丁酯为原料，偶氮二异丁腈为引发荆，羟丙基纤维素为分散剂，在一定的水油比下合成AAS三元接枝共聚物。

AAS graft copolymer was synthesized from acrylonitrile , styrene and butyl acrylate ( BA ) by suspension graft method , with AIBN as initiator , hydroxypropylcellulose as dispersing agent at a proper water-oil ratio .

用旋转粘度计研究了改性羧甲基羟丙基纤维素（M-CMHPC）增稠聚醋酸乙烯（PVA）乳液体系的流变特性。

The rheological characterics of polyvinyl acetate ( PVA ) latex systems thickened with modified carboxymethyl hydroxypropyl cellulose ( M-CMHPC ) have been studied with rotational viscometer .

采用流变和荧光等方法研究了季铵盐阳离子双子表面活性剂C12-2-C12.2Br（S2）与水溶性高分子羟丙基纤维素（hydroxypropylcelluloseHPC）质量分数1%的水溶液的相互作用。

An experiment was conducted to study the interactions between the quaternary ammonium gemini surfactant C12-2-C12 · 2Br ( S2 ) and hydroxypropyl cellulose ( HPC ) in aqueous solution by steady-state fluorescence as well as rheological experiments .

对新型的两亲性生物降解接枝共聚物羟丙基纤维素接枝聚己内酯（HPC-g-PCL）的综合性能进行了测试。

The properties of the amphiphilic hydroxypropyl cellulose graft polycaprolactone ( HPC-g-PCL ) copolymers were investigated .

方法采用L9（34）正交试验法，以崩解时限为指标，以微晶纤维素、低取代羟丙基纤维素、交联乙烯吡咯烷酮、甘露醇等为辅料，筛选最佳处方和制备工艺。

Methods The L9 ( 34 ) orthogonal was designed with disintegrating time as the assessment index , and MCC , LHPC , PVPP , Mannitol et al were used in the formulation and preparation .

用旋转粘度计研究了羧甲基羟丙基纤维素（CMHPC）复合醚水溶液在25-80℃温度范围内的热稳定性，以及水溶液和盐溶液的流变性质。

Rheological behavior and thermostability of aqueous solution of carboxymethyl hydroxy-propyl cellulose ether ( CMHPC ) in the temperature range from 25 to 80 ℃ were studied by rotatory viscometer .

使用新型有机钛络合物交联羧甲基羟丙基纤维素（CMHPC），仍得凝胶具备较高的耐温性，热分析结果亦表明交联产物有良好的热稳定性。

Carboxymethyl hydroxypropyl cellulose ( CMHPC ) crosslinked with a novel organic titanium exhibits good thermal stability determined by Thermogravimetry ( TG ) and Differential Thermogravimetry ( DTG ) method , and its hydrogel retains greater viscosity at high temperature .

羟丙基纤维素是纤维素的一种重要衍生物。

Hydroxypropyl-cellulose ( HPC ) is a kind of important cellulose derivatives .

改性羧甲基羟丙基纤维素作聚醋酸乙烯乳液增稠剂的研究

Study on the thickening agent of modified CARBOXYMETHYL HYDROXYPROPYL CELLULOSE for PVA latex

交联羧甲基羟丙基纤维素结构的研究

Structural study on crosslinking CARBOXYMETHYL HYDROXYPROPYL CELLULOSE

以软固体测定仪为主要手段，研究了羟丙基纤维素对航空煤油的胶凝化过程。

The gelling process of aviation kerosene by hydroxypropyl cellulose has been studied by using a soft-solid tester .

羟丙基纤维素甲醚的制造和应用羧甲基纤维素系列高分子表面活性剂超声合成的研究

Production and Application of Hydroxypropyl Methylcellulose A Study of Ultrasonic Copolymerization of Polymer Surfactants Based on Carboxy Methyl Cellulose

目的综述羟丙基纤维素在制剂中的应用，以促进在此方面的研究和开发。

OBJECTIVE Summarizing the applications of Hydroxypropyl cellulose in pharmaceutical preparations , in order to promote the development of this research .

结果：优选的崩解剂组成为：交联聚乙烯吡咯烷酮5%，微晶纤维素40%，低取代羟丙基纤维素15%。

Results : The composition of the choice breaking agents is 5 % of cross-linked polyvinylpyrrolidone , 40 % of microcrystalline cellulose and 15 % of low-replacing hydroxypropyl cellulose .

本文测定了磷酸淀粉（交联淀粉）的松密度、流动性、吸湿性，并与玉米淀粉、低取代羟丙基纤维素及羧甲基淀粉进行比较。

The bulk density , moisture absorption , fluidity and effects of cross-linkedstarch ( CLS ) on disintegration and dissolution of tablets were evaluated and com-pared with corn starch ( CS ), carboxymethyl starch ( CMS ) and low-substitutedhydroxypropylcellulose ( LS-HPC ) .

制备对pH敏感的羟丙基甲基纤维素衍生物并研究其相关特性

Synthesis and characterization of pH - sensitive HPMC derivatives

采用羟丙基甲基纤维素（HPMC）和聚丙烯酸树脂将维生素C制成薄膜衣片。

The Vitamin C coated tablets have been prepared using HPMC and eudragit II .

羟丙基甲基纤维素（HPMC）在片剂生产中的应用

Application of HPMC in tablet manufacture

目的：研究羟丙基甲基纤维素（HPMC）骨架片中难溶性药物释放的机理，建立数学模型，用于预测药物释放。

Objective : To investigate the release model of insoluble drug carbamazepine ( CBM ) based on HPMC matrix tablets .

目的分别采用进口与国产羟丙基甲基纤维素（HPMC）作为骨架材料制备洛伐烟酸缓释双层片，并比较国内外HPMC的缓释作用。

Objective To prepare the lovastatin and niacin sustained-release double-layer tablets and compare the sustained-release action of the abroad and homemade HPMC .

羟丙基甲基纤维素（HPMC）作为构成亲水凝胶骨架片的主要控释、缓释材料广泛用于药物的控释和缓释制剂的研究。

Hydroxypropylmethylcellulose ( HPMC ), as hydrophilic gel matrix , is widely applied in the study of controlled release and sustained release preparations .

缓释层含主药4mg、羟丙基甲基纤维素50mg、甲基纤维素70mg。结论：确定的缓释片处方合理，工艺简便，质量可靠。

Conclusion : The prescription of the tablet is reasonable , and the technique is simple .

羟丙基甲基纤维素（简称HPMC）是一种国内紧缺的高科技精细化工产品，广泛应用于许多工业领域和日常生活之中。

Hydroxypropyl methyl cellulose ( HPMC ) is a kind of high-tech fine chemical product that is in short supply in domestic , and is applied extensively in a lot of industrial fields and daily life .

羟丙基甲基纤维素对FA-GBS干粉砂浆性能影响试验研究

Study on affection of Hydroxypropyl Methyl Cellulose ( HPMC ) to the performance of new made FA-GBS dry mix