60results about How to "No shrinkage was observed" patented technology

The invention relates to an organic amine salt compound. The structure of the compound is shown as the formula (I) in the description. In the formula (I), A<n> is a negative ion with -n valence as a CO2 donor, wherein n is one of 1, 2, or 3; B<m+> is or contains an ammonium ion and / or an organic amine B positive ion; m is one of 1-10; an ion which has a structural formula shown in the description and A<n> are selected from one kind or more kinds of the following negative ions: (a) amidogen formic functional group, (b) carbonate radical, (c) formic functional group, (d) bicarbonate radical, (e) organic single carbonate radical, (f) organic multi amidogen formic functional group, (g) a negative ion which has a structural formula shown in the description or (h) organic multi carbonate radical. The compound in the formula (I) has at least one hydroxyalkyl which is connected with an N atom and namely has alkylol amine residue. The compound can be used as a polyurethane foaming agent, a polystyrene foaming agent or a polyvinyl chloride foaming agent.

Disclosed is a kind of polyurethane basic foaming agent comprising tertiary amine salt and propanolamine salt, the pH value of this basic foaming agent is between 8.5-9.5, and this foaming agent comprises: 1) contains the following general The first compound mixture (M1) of the organic tertiary amine salt compound class of formula (I): A ‑ [B + ] p (I), where B + Is the cation of +1-valent organic tertiary amine B, A ‑ Yes: CO 3 2‑ , HCO 3 ‑ , or CO 3 2‑ with HCO 3 ‑ 2) a second compound comprising N-monohydroxypropyl-ammonium carbonate compound of general formula (II) and N,N'-di(hydroxypropyl)-ammonium carbonate compound of general formula (II) A compound mixture (M2): (RN + h 3 )(N + h 4 )CO 3 2‑ (II), or (RN + h 3 ) 2 CO 3 2‑ (III), in the formula, R is hydroxypropyl; the molar ratio of the compound of general formula (II) to the compound of general formula (III) is 1:0 to 1:1.0. Blowing agents are suitable for use in the preparation of polyurethane spray foam materials.

The invention discloses a polyurethane foaming agent containing tertiary amine salts and alcohol amine salts. The foaming agent comprises the following components: 1) a first compound mixture (M1) containing organic tertiary amine salt compounds having a general formula (I) which is A<->[B<+>]p, wherein the B<+> is a cation of organic tertiary 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 of polyurethane continuous slabs.

The invention relates to a hydrazino-alcohol amine salt compound with a general formula (I) as shown in the specification. In an An-[Bm+] p(I) formula, An- is a negative ion which is used as a CO2 donor and has -n valent, wherein n=1, 2 or 3, Bm+ is or comprises an ammonium ion, a hydrazine ion and / or an organic amine B positive ion, m= 1-10, p is greater than 0 and smaller than or equal to n / m, and An- is selected from one or more of the following negative ions: (a) amino formate or hydrazino-formate, (b) carbonate, (c) formate, (d) bicarbonate, (e) organic single carbonate, (f) organic polyamino formate, (g) original formate, or (h) organic polycarbonate, and at least one of An- and Bm+ comprises hydrazine and / or comprises hydrazino or substituted hydrazino. The compound in the general formula (I) is provided with at least one hydroxyalkyl which is connected with an N atom, namely, the compound is provided with alkylol amine residue. The hydrazino-alcohol amine salt compound can be used as a polyurethane foaming agent, and most of foaming agents can be used as a polystyrene foaming agent or a polyvinyl chloride foaming agent.

Disclosed is a kind of polyurethane basic foaming agent comprising orthoformic acid alcohol amine salt and propanol amine salt, the pH value of this basic foaming agent is between 8.5-9.5, and this foaming agent comprises: 1) contains A first compound mixture (M1) of the class of orthoformyl alcoholamine compounds having the following general formula (I): A ‑ B + (I), where B + is the cation of organic alcohol amine B, A ‑ is orthoformate; 2) the second compound comprising N-monohydroxypropyl-ammonium carbonate compound with general formula (II) and N,N'-di(hydroxypropyl)-ammonium carbonate compound with general formula (II) Two compound mixtures (M2): (RN + h 3 )(N + h 4 )CO 3 2‑ (II), or (RN + h 3 ) 2 CO 3 2‑ (III), in the formula, R is hydroxypropyl; the molar ratio of the compound of general formula (II) to the compound of general formula (III) is 1:0 to 1:1.0. Blowing agents are suitable for use in the preparation of polyurethane spray foam materials.

A kind of polyurethane foaming agent comprising orthoformic acid alcohol amine salt and ethanolamine salt is disclosed, and this foaming agent comprises: 1) comprises the first kind of compound mixture ( M1): A ‑ [B + ] p (I), where B + is the cation of organic alcohol amine B, A ‑ is orthoformate; 2) the second compound comprising N-monohydroxyethyl-ammonium carbonate compound with general formula (II) and N,N'-di(hydroxyethyl)-ammonium carbonate compound with general formula (II) Two compound mixtures (M2): (RN + h 3 )(N + h 4 )CO 3 2‑ (II), or (RN + h 3 ) 2 CO 3 2‑ (III), in the formula, R is hydroxyethyl; the molar ratio of the compound of general formula (II) to the compound of general formula (III) is 1:0 to 1:2.5. Blowing agents are suitable for use in the preparation of polyurethane intermittent board foam materials.

Blowing agents comprising polyamines and alcoholamine salts and their use in polyurethane continuous board foam materials. Disclosed is a kind of polyurethane blowing agent comprising polyamine salt and alcohol amine salt, and this blowing agent comprises: 1) the first kind of compound mixture (M1) comprising the organic polyamine salt compound class with following general formula (I) : A ‑ B + (I), where B + is the cation of organic polyamine B, A ‑ Yes: CO 3 2‑ , HCO 3 ‑ , or CO 3 2‑ with HCO 3 ‑ 2) comprising N-monohydroxypropyl / monohydroxyethyl-ammonium carbonate compound with general formula (II) and N,N'-bis(hydroxypropyl / hydroxyethyl) with general formula (II) base)-ammonium carbonate compound of the second compound mixture (M2): (RN + H 3 )(N + H 4 )CO 3 2‑ (II), or (RN + H 3 ) 2 CO 3 2‑ (III), in the formula, R is the combination of hydroxypropyl and hydroxyethyl; the molar ratio of the monoalcohol amine compound of the general formula (II) and the diol amine compound of the general formula (III) is 1:0 to 1 :2.5. Blowing agents are suitable for use in the preparation of polyurethane continuous board foam materials.