首页>
外国专利>
Use of low-viscosity aqueous polyurethane hot flexible foam stabilizer solutions comprising polyethersiloxanes in the production of hot-cure polyurethane foams
Use of low-viscosity aqueous polyurethane hot flexible foam stabilizer solutions comprising polyethersiloxanes in the production of hot-cure polyurethane foams
展开▼
机译:包含聚醚硅氧烷的低粘度聚氨酯水性软质泡沫稳定剂水溶液在生产热固性聚氨酯泡沫中的用途
展开▼
页面导航
摘要
著录项
相似文献
摘要
The present invention relates to a low viscous aqueous polyurethane hot foam flexible stabilizer solution useful in the preparation of hot-cure polyurethane flexible foams, wherein the low viscosity, aqueous polyurethane hot mild foam stabilizer solution comprises the following components: = 40% to = 70% by weight polyethersiloxane, = 0.5 Wt .-% to = 20 wt .-% organic surfactant, = 10 wt .-% water, = 0 wt .-% organic solvent additives, wherein the polyether siloxane the following formula (I) R SUP 1 / SUP -Si (CH SUB 3 / SUB) SUB 2 / SUB O- [Si (CH SUB 3 / SUB) (OSi (CH SUB 3 / SUB ) SUB 2 / SUB R SUP 0 / SUP) O -] SUB u / SUB - [Si (OSi (CH SUB 3 / SUB) SUB 2 / SUB R SUP 0 / SUP) SUB 2 / SUB O -] SUB v / SUB - [Si (CH SUB 3 / SUB) SUB 2 / SUB O-] SUB w / SUB - [SiCH SUB 3 / SUB R SUP 2 / SUP O -] SUB x / SUB - [SiCH SUB 3 / SUB R SUP 3 / SUP O -] SUB y / SUB - [SiCH SUB 3 / SUB R SUP 4 / SUP O] SUB z / SUB - [SiR SUP 3 / SUP R SUP 4 / SUP O] SUB t / SUB -Si (CH SUB 3 / SUB ) SUB 2 / SUB -R SUP 5 / SUP (I), wherein R SUP 0 / SUP = - O- [Si (CH SUB 3 / SUB) SUP 2 / SUP O- ] SUB w / SUB - [SiCH SUB 3 / SUB R SUP 2 / SUP O -] SUB x / SUB - [SiCH SUB 3 / SUB R SUP 3 / SUP O -] SUB y / SUB - [SiCH SUB 3 / SUB R SUP 4 / SUP O] SUB z / SUB - Si (CH SUB 3 / SUB) SUB 2 / SUB -R SUP 5 / SUP; R SUP 1 / SUP, R SUP 2 / SUP, R SUP 3 / SUP, R SUP 4 / SUP and R SUP 5 / SUP = identical or different from one another each represent an alkyl or aryl radical of 1 to 12 carbon atoms or -CH SUB 2 / SUB -R SUP 6 / SUP or -CH SUB 2 / SUB -CH SUB 2 / SUB -R SUP 6 / SUP or polyalkylene oxide polyethers of the formula (II) -C SUB m / SUB H SUB 2m / SUB O (C SUB 2 / SUB H SUB 4 / SUB O) SUB a / SUB (C SUB 3 / SUB H SUB 6 / SUB O) SUB b / SUB (C SUB 4 / SUB H SUB 8 / SUB O) SUB c / SUB (C SUB 6 / SUB H SUB 5 / SUB -C SUB 2 / SUB H SUB 3 / SUB O) SUB d / SUB (C SUB 12 / SUB H SUB 24 / SUB O) SUB g / SUB R SUP 7 / SUP (II), R SUP 6 / SUP = H, -C SUB 6 / SUB H SUB 5 / SUB, -CN, -alkyl with C SUB 1 / SUB to C SUB 10 / SUB, -CH-CH SUB 2 / SUB O (epoxide ring),. ..
展开▼
机译:本发明涉及可用于制备热固化聚氨酯柔性泡沫的低粘度水性聚氨酯热泡沫柔性稳定剂溶液,其中低粘度聚氨酯水性温和泡沫稳定剂溶液包含以下组分:> = 40%至< = 70重量%的聚醚硅氧烷,> = 0.5重量%至<= 20重量%的有机表面活性剂,> = 10重量%的水,> = 0重量%的有机溶剂添加剂,其中聚醚硅氧烷为下式(I)R 1 SUP> -Si(CH 3 SUB>) 2 SUB> O- [Si(CH 3 SUB>) (OSi(CH 3 SUB>) 2 SUB> R 0 SUP>)O-] u SUB>-[Si(OSi(CH < SUB> 3 SUB>) 2 SUB> R 0 SUP>) 2 SUB> O-] v SUB>-[Si(CH 3 SUB>) 2 SUB> O-] w SUB>-[SiCH 3 SUB> R 2 SUP> O- ] x SUB>-[SiCH 3 SUB> R 3 SUP> O-] y SUB>-[SiCH 3 SUB > R 4 SUP> O] z SUB>-[SiR 3 SUP> R 4 SUP> O] t SUB> -Si(CH 3 SUB>) 2 SUB> -R 5 SUP>(I),其中R 0 SUP> =-O- [Si(CH 3 SUB>) 2 SUP> O-] w SUB>-[SiCH 3 SUB> R 2 SUP> O-] x SUB>-[SiCH 3 SUB> R 3 SUP> O-] y SUB>-[SiCH 3 SUB> R < SUP> 4 SUP> O] z SUB>-Si(CH 3 SUB>) 2 SUB> -R 5 SUP>; R 1 SUP>,R 2 SUP>,R 3 SUP>,R 4 SUP>和R 5 SUP> =彼此相同或不同的每一个均表示1至12个碳原子的烷基或芳基或-CH 2 SUB> -R 6 SUP>或-CH 2 SUB > -CH 2 SUB> -R 6 SUP>或式(II)的聚环氧烷聚醚-C m SUB> H 2m SUB> O(C 2 SUB> H 4 SUB> O) a SUB>(C 3 SUB> H 6 SUB> O ) b SUB>(C 4 SUB> H 8 SUB> O) c SUB>(C 6 SUB> H < SUB> 5 SUB> -C 2 SUB> H 3 SUB> O) d SUB>(C 12 SUB> H 24 SUB> O) g SUB> R 7 SUP>(II),R 6 SUP> = H,-C 6 SUB> H 5 SUB>,-CN,-带有C 1 SUB>的烷基到C 10 SUB>,-CH-CH 2 SUB> O(环氧环),。 ..
展开▼