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    • 3. 发明申请
    • LIQUID STABILIZER MIXTURES
    • 液体稳定剂混合物
    • US20140225038A1
    • 2014-08-14
    • US14345998
    • 2012-09-27
    • BASF SE
    • Jiong YuRoswell Easton King
    • C08K5/134C08K5/52
    • C08K5/134C08K5/1345C08K5/52C08K5/526
    • The present invention relates to two processes for providing stable liquid blends of a) pentaerythritol tetrakis(3-(3,5-di-tert-butyl-4-hydroxyphenyl)propionate, b) octadecyl 3-(3,5-di-tert-butyl-4-hydroxyphenyl)propionate and c) tris-(2,4-di-tert-butylphenyl)phosphite. The first process comprises preparing a solid mixture comprising about 2 parts to about 3 parts by weight a), about 2 parts to about 3 parts by weight b) and about 2 parts to about 12 parts by weight c), heating the mixture to 185° C. or higher for a sufficient time to obtain a clear liquid blend of a), b) and c), cooling the liquid blend to a temperature of from 90° C. to 140° C. and maintaining the liquid blend at a temperature of from 90° C. to 140° C. The second process comprises preparing a solid mixture comprising about 2 parts to about 3 parts by weight a) and about 2 parts to about 3 parts by weight b), heating the mixture to 90° C. or higher for a sufficient time to obtain a clear liquid mixture of a) and b), adding about 2 parts to about 12 parts by weight c) thereto to obtain a clear liquid blend of a), b) and c) and maintaining the liquid blend at a temperature of from 90° C. to 140° C. The liquid blends of a), b) and c) are stable at the temperature at which they are maintained for greater than 120 hours.
    • 本发明涉及用于提供稳定的液体混合物的两种方法,其中a)季戊四醇四(3-(3,5-二 - 叔丁基-4-羟基苯基)丙酸酯,b)3-(3,5-二叔丁基 丁基-4-羟基苯基)丙酸酯和c)三 - (2,4-二叔丁基苯基)亚磷酸酯。 第一种方法包括制备固体混合物,其包含约2重量份至约3重量份的a),约2重量份至约3重量份的b)和约2重量份至约12重量份的c),将混合物加热至185 ℃或更高一段时间以获得a),b)和c)的澄清液体共混物,将液体共混物冷却至90℃至140℃的温度,并将液体共混物保持在 温度为90℃至140℃。第二种方法包括制备固体混合物,其包含约2重量份至约3重量份的a)和约2重量份至约3重量份的b),将混合物加热至90℃ ℃或更高,以获得a)和b)的澄清液体混合物,加入约2份至约12份(重量)的c),得到a),b)和c)的澄清液体共混物, 并将液体共混物保持在90℃至140℃的温度.a),b)和c)的液体共混物在其a 维持时间超过120小时。
    • 9. 发明授权
    • Liquid stabilizer mixtures
    • 液体稳定剂混合物
    • US09045618B2
    • 2015-06-02
    • US14345998
    • 2012-09-27
    • BASF SE
    • Jiong YuRoswell Easton King
    • C08K5/134C08K5/52
    • C08K5/134C08K5/1345C08K5/52C08K5/526
    • The present invention relates to two processes for providing stable liquid blends of a) pentaerythritol tetrakis(3-(3,5-di-tert-butyl-4-hydroxyphenyl)propionate, b) octadecyl 3-(3,5-di-tert-butyl-4-hydroxyphenyl)propionate and c) tris-(2,4-di-tert-butylphenyl)phosphite. The first process comprises preparing a solid mixture comprising about 2 parts to about 3 parts by weight a), about 2 parts to about 3 parts by weight b) and about 2 parts to about 12 parts by weight c), heating the mixture to 185° C. or higher for a sufficient time to obtain a clear liquid blend of a), b) and c), cooling the liquid blend to a temperature of from 90° C. to 140° C. and maintaining the liquid blend at a temperature of from 90° C. to 140° C. The second process comprises preparing a solid mixture comprising about 2 parts to about 3 parts by weight a) and about 2 parts to about 3 parts by weight b), heating the mixture to 90° C. or higher for a sufficient time to obtain a clear liquid mixture of a) and b), adding about 2 parts to about 12 parts by weight c) thereto to obtain a clear liquid blend of a), b) and c) and maintaining the liquid blend at a temperature of from 90° C. to 140° C. The liquid blends of a), b) and c) are stable at the temperature at which they are maintained for greater than 120 hours.
    • 本发明涉及用于提供稳定的液体混合物的两种方法,其中a)季戊四醇四(3-(3,5-二 - 叔丁基-4-羟基苯基)丙酸酯,b)3-(3,5-二叔丁基 丁基-4-羟基苯基)丙酸酯和c)三 - (2,4-二叔丁基苯基)亚磷酸酯。 第一种方法包括制备固体混合物,其包含约2重量份至约3重量份的a),约2重量份至约3重量份的b)和约2重量份至约12重量份的c),将混合物加热至185 ℃或更高一段时间以获得a),b)和c)的澄清液体共混物,将液体共混物冷却至90℃至140℃的温度,并将液体共混物保持在 温度为90℃至140℃。第二种方法包括制备固体混合物,其包含约2重量份至约3重量份的a)和约2重量份至约3重量份的b),将混合物加热至90℃ ℃或更高,以获得a)和b)的澄清液体混合物,加入约2份至约12份(重量)的c),得到a),b)和c)的澄清液体共混物, 并将液体共混物保持在90℃至140℃的温度.a),b)和c)的液体共混物在其a 维持时间超过120小时。