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    • 61. 发明授权
    • Internal release agent for thermosetting aminoplast resins
    • 热固性氨基塑料树脂的内部脱模剂
    • US4310355A
    • 1982-01-12
    • US188934
    • 1980-09-19
    • Peter DorriesKarl-Heinz Keil
    • Peter DorriesKarl-Heinz Keil
    • B29C33/60C08K5/00C08K5/521C08L61/20C09D5/20
    • C08K5/00B29C33/60C08K5/521
    • An internal release agent and the process of its manufacture aids in releasing thermosetting aminoplast resins from molds and is an aqueous solution or dispersion containing(a) 5-30% by weight of a mixture of 50-100% by weight of a compound of the formula ##STR1## and 0 to 50% by weight of a compound of the formula ##STR2## and an acid salt selected from (b), (c) and (d) wherein (b) is 2-15% by weight of a compound of the formulaR.sup.4 --COOM.sup.3 or R.sup.4 --SO.sub.3 M.sup.3,(c) is 0.5 to 10% by weight of a compound of the formula ##STR3## and (d) is a mixture of (b) and (c);whereinR.sup.1, R.sup.2 and R.sup.3 independently of one another are straight-chain or branched alkyl or alkenyl having 5 to 12 carbon atoms or phenalkyl or naphthalkyl having 7 to 13 carbon atoms;R.sup.4 is alkyl having 10 to 22 carbon atoms, alkylphenyl or alkylnaphthyl having 1 to 12 carbon atoms in the alkyl chain or a moiety of the formula ##STR4## wherein a is a number from 0 to 2, b is a number from 1 to 3 and the sum of a and b is a number from 1 to 3;R.sup.5 is alkyl or alkenyl having 1 to 8 carbon atoms, phenyl, alkylphenyl or phenalkyl with each having 1 to 4 carbon atoms in the alkyl chain;R.sup.6 is hydrogen, alkyl or alkenyl having 1 to 8 carbon atoms, phenyl, alkylphenyl or phenalkyl with each having 1 to 4 carbon atoms in the alkyl chain;R.sup.7 is alkyl having 11 to 20 carbon atoms;M.sup.1, M.sup.2, M.sup.3 and M.sup.4 are identical or different and are an alkali metal cation, ammonium or amine cation, and one of the two M.sup.2 's additionally also may be hydrogen;and m and n independently of one another are numbers from 6 to 8.
    • 内部脱模剂及其制造方法有助于从模具中释放热固性氨基塑料树脂,并且是含有(a)5-30重量%的50-100重量%的化合物的混合物的水溶液或分散体 和0至50重量%的式(IMAGE)化合物和选自(b),(c)和(d)的酸盐,其中(b)为2-15重量% 通式为R4-COOM3或R4-SO3M3的化合物,(c)为下式化合物的0.5〜10重量%,(d)为(b)和(c)的混合物。 其中R1,R2和R3彼此独立地是具有5至12个碳原子的直链或支链烷基或烯基或具有7至13个碳原子的苯基烷基或萘烷基; R4是具有10-22个碳原子的烷基,在烷基链中具有1至12个碳原子的烷基苯基或烷基萘基,或下式的部分:其中a为0至2的数,b为1至3的数 a和b的和是1到3的数字; R5是具有1-8个碳原子的烷基或烯基,在烷基链中具有1-4个碳原子的苯基,烷基苯基或苯基烷基; R6是氢,具有1至8个碳原子的烷基或烯基,在烷基链中各自具有1至4个碳原子的苯基,烷基苯基或苯基烷基; R7是具有11至20个碳原子的烷基; M1,M2,M3和M4相同或不同,是碱金属阳离子,铵或胺阳离子,两个M2中的一个还可以是氢; m和n彼此独立地为6至8的数字。