结果表明：脲醛比、淀粉种类和氧化程度是影响游离甲醛含量和固含量的主要因素；
Those factors occurred in the synthetical technics of modified urea-formaldehyde resin with starchy oxide.
天然环保：原淀粉提炼精成，无甲醛。
Natural environmental: Extracted from native starch, formaldehyde-free.
讨论了聚乙烯醇缩甲醛胶、聚醋酸乙烯酯胶、脲醛胶、淀粉胶的改性途径，介绍了各改性产品的配方及其性能比较。
Ways to modify the gels of polyvinyl formal, polyvinyl acetate, urea-formaldehyde and amylum are plesented and formulae and alternate properties of various modified products introduced.
应用主因子分析法探讨了氧化淀粉改性脲醛树脂的合成工艺中，游离甲醛含量、固含量、贮存稳定性、剪切强度等主要技术指标的影响因素。
Primary factor analysis was used in this paper to analyze the factors which affect the main index such as free CH2O content, shear strength, solids content and stability.
应用主因子分析法探讨了氧化淀粉改性脲醛树脂的合成工艺中，游离甲醛含量、固含量、贮存稳定性、剪切强度等主要技术指标的影响因素。
Primary factor analysis was used in this paper to analyze the factors which affect the main index such as free CH2O content, shear strength, solids content and stability.
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