Hpmc solution has the function of surface activity , which can be used as colloid protecting agent , emulsifying agent and dispersant Hpmc水溶液具有表面活性功能,可作為膠體保護(hù)劑,乳化劑和分散劑
As a king of cementing material with high property , hpmc is used for paint , paper making , tobacco products and ceram products Hpmc作為一種高性能粘結(jié)劑,運(yùn)用于顏料、造紙、煙草產(chǎn)品和陶瓷產(chǎn)品。
Hpmc is a kind of water preserving agent with high efficiency . it is widely used in ceram , building material and many other aspects Hpmc是一種高效保水劑。在陶瓷、建筑材料以及許多其它方面具有廣泛的應(yīng)用。
The viscosity of hpmc solution can be influenced by acid or alkali hardly and the ph value of it can be stable in the range of 3 . 0 - 11 . 0ei Hpmc水溶液的粘度幾乎不受酸或堿的影響,而且ph值在3 . 0 11 . 0的范圍內(nèi)比較穩(wěn)定。
Methods to investigate the suspending effect of the following hydrophilic polymer : hpmc , cmc - na , pvp k90 , xanthan gum and mc 方法考察常用的羥丙基甲基纖維素、羧甲基纖維素鈉、聚維酮、黃原膠、甲基纖維素等輔料對(duì)干混懸劑的影響。
Two percent of hpmc appeared to be a satisfying suspending agent by evaluating the sedimentation rate and the redispersion of nabumetone 通過對(duì)其沉降體積比、再分散性指標(biāo)的考察,篩選了2 % hpmc助懸劑,并從流變學(xué)、混懸劑黏度及顯微形態(tài)等方面對(duì)其穩(wěn)定性進(jìn)行了研究。
Through adding low viscidity hpmc , workable performance of the dry - mixed mortar can he greatly improved , and this dry - mixed mortar can well solve the crack problem of wall 通過摻入低粘度的羥丙基甲基纖維素后,砂漿的施工和易性能得到了極大的改善,可以較好地克服新型墻材出現(xiàn)的墻體裂縫等問題。
The two prescriptions that hpmc or hec respectively blended with nl demonstrate the different comprehensive performance and the former is better than the latter , but they are not good as nl with pva blended ; cmc and hec blended with ptfe have worse performances than that blended with nl ; compared with the binders of njl and nl , njl is beneficial to the electrochemical properties and disadvantagous to the electrode ' s formation , but nl is the very contrary 天然乳膠中加入hpmc或hpc作為復(fù)合粘結(jié)劑時(shí),前者粘結(jié)負(fù)極的成型工藝性和電化學(xué)性能都優(yōu)于后者,但與加入pva相比,電極的綜合性能比較差。 ptfe與親水性物質(zhì)如cmc 、 hec等組合成的混合粘結(jié)劑的粘結(jié)負(fù)極的性能不如對(duì)應(yīng)nl粘結(jié)負(fù)極的性能。
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