摘要:
The present invention relates to a process for preparing aminotriazine alkoxylates, which comprises at least one aminotriazine alkoxylate (a) being admixed with at least one aminotriazine (b) and reacted with at least one alkylene oxide (c), wherein the aminotriazine alkoxylate (a) is obtainable by reacting at least one aminotriazine (d) with at least one alkylene oxide (e) and/or at least one alkylene carbonate (g), and optionally at least one aminotriazine alkoxylate (f).
摘要:
A process for preparing polyesters by catalytically reacting at least one polyfunctional carboxylic acid or derivative of a polyfunctional carboxylic acid with at least one polyfunctional alcohol.
摘要:
Polyurethanes are based on a polyester diol formed from a dicarboxylic acid having an even number of carbon atoms and a diol having an odd number of carbon atoms.
摘要:
The invention relates to a process for preparing polyesterols from at least one base polyesterol and at least one further reagent, wherein (a) the at least one base polyesterol and the at least one further reagent are mixed, (b) the mixture produced in (a) flows through a reactor in which at least one packing comprising at least one immobilized enzyme on a support is present, with the at least one base polyesterol and the at least one further reagent being reacted to form the polyesterol.
摘要:
The present invention relates to a process for preparing plastics using 1,6-hexanediol having an aldehyde content of less than 500 ppm, a process for preparing 1,6-hexanediol having an aldehyde content of less than 500 ppm and also 1,6-hexanediol having an aldehyde content of less than 500 ppm.
摘要:
The present invention relates to light wood-base materials comprising from 30 to 92.5% by weight, based on the wood-base material, of wood particles, the wood particles having a mean density of from 0.4 to 0.85 g/cm3, from 2.5 to 20% by weight, based on the wood-base material, of polystyrene and/or of styrene copolymer as a filler, the filler having a bulk density of from 10 to 100 kg/m3, and from 5 to 50% by weight, based on the wood-base material, of a binder, the mean density of the light wood-base material being less than or equal to 600 kg/m3.
摘要翻译:本发明涉及轻木基材料,其包含基于木质材料的木质颗粒的30至92.5重量%,木材颗粒的平均密度为0.4至0.85g / cm 3,2.5至 基于木质材料的20重量%的聚苯乙烯和/或作为填料的苯乙烯共聚物,填料的堆积密度为10至100kg / m 3,和5至50重量%,基于 在木基材料上的粘合剂中,轻木基材料的平均密度小于或等于600kg / m 3。
摘要:
The invention relates to a process for preparing polyester alcohols by catalytic reaction of at least one at least polyfunctional carboxylic acid with at least one polyfunctional alcohol and/or by catalytic ring-opening polymerization of cyclic esters in the presence of catalysts, wherein a zeolite is used as catalyst.
摘要:
The present invention relates to a process for preparing plastics using 1,6-hexanediol having an aldehyde content of less than 500 ppm, a process for preparing 1,6-hexanediol having an aldehyde content of less than 500 ppm and also 1,6-hexanediol having an aldehyde content of less than 500 ppm.