PURPOSE:To prepare the title film with excellent water-solubility and usable for a hot-melt adhesive by coating a base with an aq. soln. contg. PVA and a plasticizer after the soln. is foamed and drying it. CONSTITUTION:PVA is dissolved in water and a plasticizer which is soluble in ...
The present invention relates to a polyvinyl alcohol film. 本发明提供一种膜,其可用作用于制造具有高偏光性能的偏光膜的原料,并包含高聚合度的聚乙烯醇. The present invention provides a film which is useful for producing a polarizing film having a high polarization characteristic of the raw material, ...
The properties and conditions of fabrication of spinning solutions based on polyvinyl alcohol containing the enzyme protease C, a high-molecular-weight antimicrobial, polyhexamethyleneguanidine hydrochloride, and modifying additives of different kinds — the polysaccharide sodium alginate and sodium tetraborate...
The invention discloses a polyvinyl alcohol composite film as well as a preparation method for the composite film and an application of the composite film to the pervaporation. The polyvinyl alcohol composite film is prepared by mixing polyvinyl alcohol and tetraethoxysilane as raw materials according...
PURPOSE:To enhance transparency, blocking resistance, abrasion resistance, heat-sealing strength and paste adhesive strength by coating at least the single surface of a polyvinyl alcohol type film with a specific amount of particles with a specific particle size composed of a methyl methacrylate/styrene...
Preparation method for polyvinyl alcohol film and casting roller used therein A preparation method for a polyvinyl alcohol film includes: preparing a polyvinyl alcohol pouring solution, pouring a casting roller by using said polyviny... TW (A) 被引量: 0发表: 0年 Study of spatial organisation ...
Sustained release of antimicrobial drugs from polyvinylalcohol and gum arabica blend matrix. Characterization of these blends by , DSC and viscoelastic studies reveal preparation of a blend composition with synergistic properties. The blend composition ... V Kushwaha,A Bhowmick,BK Behera,... - 《...
摘要: The present invention provides a polyvinyl alcohol film having a film thickness of 30 to 70 μm and a kinetic friction coefficient against a stainless-steel roll of 0.03 or less and a process for producing a polyvinyl alcohol film....
A poly(vinyl alcohol) polymer film, and its preparation method are provided to improve mechanical property, optical property, dyeing affinity, elongation and processability. A poly(vinyl alcohol) polymer film is prepared by blending a high molecular weight poly(vinyl alcohol) having a degree of pol...
Natural rubber - - degradable plastic film of polyvinyl alcohol and the formulation preparation, to the field of film production technology, the quality of... 武道贵 被引量: 0发表: 2014年 聚乙烯醇膜及其生产方法 Polyvinyl alcohol film and its production method 本发明提供了膜厚度为30至70μm且...