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47results about How to "No shrinkage observed" patented technology

Polyamine ethanolamine alkaline foaming agent and use for preparing polyurethane solar foam material

ActiveCN109422914AImprove performanceImprove foaming activityAmmonium carbonatePolyamine
The invention discloses a polyurethane alkaline foaming agent comprising a polyamine salt and an ethanolamine salt, and the alkaline foaming agent has a pH value of between 8.5 and 9.5. The foaming agent comprises: 1) a first compound mixture (M1) having an organic polyamine salt compound of a following general formula (I): A<->B<+> (I), wherein B<+> is a cation of an organic polyamine B, and A<->is CO<3><2->, HCO<3><-> , or a combination of CO<3><2-> and HCO<3><->; and 2) a second compound mixture (M2) comprising an N-monohydroxyethyl-ammonium carbonate compound of a general formula (II) andan N,N'-di(hydroxyethyl)-ammonium carbonate compound of a general formula (III): (RN<+>H<3>)(N<+>H<4>)CO<3><2-> (II), or (RN<+>H<3>)<2>CO<3><2-> (III), wherein R is hydroxyethyl, and the molar ratioof the compound of the general formula (II) to the compound of the general formula (III) is from 1:0 to 1:1.0. The foaming agent is suitable for preparation of a polyurethane solar foam material.
Owner:BUTIAN NEW MATERIAL TECH CO LTD +1

Foaming agent containing alcohol amine salts and application for foam material of polyurethane continuous slabs

The invention discloses a foaming agent containing alcohol amine salts and an application for a foam material of polyurethane continuous slabs, and discloses the polyurethane foaming agent containingthe primary amine salts and alcohol amine salts. The foaming agent comprises the following components: 1) a first compound mixture (M1) containing organic primary amine salt compounds having a generalformula (I) which is A<->[B<+>]p, wherein the B<+> is a cation of organic primary amine B with +1 valence and the A<-> is CO<3><2->, HCO<3><-> or a combination of the CO<3><2-> and HCO<3><->; and 2)a second compound mixture (M2) containing N-monohydroxypropyl / monohydroxyethyl-ammonium carbonate compounds having a general formula (II) which is (RN<+>H3)(N<+>H4)CO<3><2-> and N,N'-bis(hydroxypropyl / hydroxyethyl)-ammonium carbonate compounds having a general formula (III) which is (RN<+>H3)2CO<3><2->, wherein the R is a combination of a hydroxypropyl group and a hydroxyethyl group, and a molar ratio of the monoalcoholic amine compounds of the formula (II) to the diol amine compounds of the formula (III) is 1:0 to 1:2.5. The foaming agent is suitable for the preparation of a foam material ofpolyurethane continuous slabs.
Owner:SHANDONG UNIV OF TECH +1

Secondary amine and ethanolamine alkaline foaming agent and application for preparing polyurethane solar foam materials

ActiveCN109422900AImprove performanceImprove foaming activityEthyl phosphateAmmonium carbonate
The invention discloses a polyurethane alkaline foaming agent containing secondary amine salts and ethanolamine salts. A pH value of the alkaline foaming agent is between 8.5 and 9.5. The foaming agent comprises the following components: 1) a first compound mixture (M1) containing organic secondary amine salt compounds having a general formula (I) which is A<->[B<+>]p, wherein the B<+> is a cationof organic secondary amine B with +1 valence and the A<-> is CO<3><2->, HCO<3><-> or a combination of the CO<3><2-> and HCO<3><->; and 2) a second compound mixture (M2) containing N-monohydroxyethyl-ammonium carbonate compounds having a general formula (II) which is (RN<+>H3)(N<+>H4)CO<3><2-> and N,N'-bis(hydroxyethyl)-ammonium carbonate compounds having a general formula (III) which is (RN<+>H3)2CO<3><2->, wherein the R is a hydroxyethyl group, and a molar ratio of the compounds of the formula (II) to the compounds of the formula (III) is 1:0 to 1:1.0. The foaming agent is suitable for the preparation of polyurethane solar foam materials.
Owner:SHANDONG UNIV OF TECH +1

Foaming agent containing polyamine salt and ethanolamine salt and application to polyurethane intermittent board foam material

The invention discloses a foaming agent containing a polyamine salt and an ethanolamine salt and application to a polyurethane intermittent board foam material. The foaming agent comprises: 1) a firstcompound mixture (M1) containing an organic polyamine salt compound of a following general formula (I): A<->B<+> (I), wherein B<+> is a cation of an organic polyamine B, and A<-> is CO<3><2->, HCO<3><->, or a combination of CO<3><2-> and HCO<3><->; and 2) a second compound mixture (M2) containing an N-monohydroxyethyl-ammonium carbonate compound having a general formula (II) and an N,N'-di(hydroxyethyl)-ammonium carbonate compound of a general formula (III): (RN<+>H<3>)(N<+>H<4>)CO<3><2-> (II), or (RN<+>H<3>)<2>CO<3><2-> (III), wherein R is hydroxyethyl, and the molar ratio of the compound ofthe general formula (II) to the compound of the general formula (III) is 1:0 to 1:2.5. The foaming agent is suitable for use in preparation of a polyurethane intermittent panel foam material.
Owner:BUTIAN NEW MATERIAL TECH CO LTD +1
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