摘要:
The invention relates to a PVC composition comprising a stabilizer combination of (b) polyDHP of the formula I ##STR1## where the radicals T, L, R, R', R" are as defined in claim 1, (c) a subtance from the group consisting of crystalline hydrotalcites,crystalline or amorphous zeolites,crystalline or amorphous dawsonites, magadiites or kenyaites, disaccharide alcohols and sterically hindered amines containing the structural unit ##STR2## in which R.sup.0 is hydrogen or methyl, and (d) at least one zinc, aluminium or lanthanoid compound.
摘要:
Organotin compounds of the general formula ##STR1## wherein X is a chlorine, bromine or iodine atom,R is a hydrogen atom and/or an alkyl radical,Z is an oxygen or sulfur atom, andR' is a hydrocarbon group of aliphatic, cycloaliphatic or aromatic character which can contain functional groups,and a process for their production by the direct reaction of a tin dihalide with an unsaturated nitrile.The organotin compounds are used as intermediates for the production of organotin stabilizers for halogen-containing thermoplastics.
摘要:
Complexes composed of alkylphosphines or of alkylphosphonium chlorides and tin tetrachloride are good catalysts for the preparation of dimethyl-tin dichloride from tin and methyl chloride in the presence of sulphones and carbonates as solvents.
摘要:
The present invention relates to flame retardant compositions comprising (a) at least one triazine-intercalated metal phosphate with open framework structure with at least one monomer unit of the following general formula (I): (A-H)a(+)[Mbm+(H2PO4)x1(−)(HPO4)x22(−)(PO4)x33(−)(PO3)y(−)](a−)*pH2O (I) and (b) at least one flame retardant component other than (a). The invention further relates to the use thereof, the specific compounds of the general formula (I) and to the preparation thereof.
摘要:
The present invention relates to phosphorus-containing triazine compounds of the formula (I) and (III) and to the polymers obtainable from the water-eliminating polycondensation of a compound of the formula (II), and to the use thereof as flame retardants. [(A-H)+]m[Mm+(HPO42−)m] (III-1), [(A-H)+]m[Mm+(P2O74−)m/2] (III-2).
摘要翻译:本发明涉及式(I)和(III)的含磷三嗪化合物和由式(II)化合物的除水缩聚得到的聚合物及其作为阻燃剂的用途。 [(A-H)+] m [Mm +(HPO42-)m](III-1),[(A-H)+] m [Mm +(P2O74-)m / 2](III-2)。
摘要:
The present invention relates to phosphorus-containing triazine compounds of the formula (I) and (III) and to the polymers obtainable from the water-eliminating polycondensation of a compound of the formula (II), and to the use thereof as flame retardants. [(A-H)+]m[Mm+(HPO42−)m] (III-1), [(A-H)+]m[Mm+(P2O74−)m/2] (III-2).
摘要翻译:本发明涉及式(I)和(III)的含磷三嗪化合物和由式(II)化合物的除水缩聚得到的聚合物及其作为阻燃剂的用途。 [(A-H)+] m [Mm +(HPO42-)m](III-1),[(A-H)+] m [Mm +(P2O74-)m / 2](III-2)。
摘要:
Neutral calcium-aluminum double salts of the formula (A): Ca2m(Zn2n)Al2(OH)6+2(2m+2n−1)An.oH2O (A), where the following apply for m and n:m=0.5 to 3 and 0.5m≧n>0; An=CO3, where this may be replaced completely or partially by at least one of the following groups selected from OH, ClO4 and H3CS(═O)2O (triflate) and o=0 to 3. The present invention further relates to their preparation, use in compositions and stabilizer systems and uses thereof.
摘要:
A description is given of compounds of the general formula I ##STR1## n is 1 or 2, Y is oxygen or sulfur andR.sub.1, R.sub.2, R.sub.3 and R.sub.4 are as defined in claim 1which are suitable for stabilizing chlorine-containing polymers, especially PVC.
摘要:
A stabilizer combination, principally for PVC, is described which essentially comprisesA) at least one zinc compound of the formula IZn(R.sup.1 R.sup.2) (I)andB) at least one metal compound of the formula IIMe.sup.n+ (R.sup.3.sub.a R.sup.4.sub.b R.sup.5.sub.c) (II)in which Me is Al, Mg, Na or K,a, b and c are 0, 1, 2 or 3,n=a+b+c and can be from 1 to 3, and at least one radical R.sup.1 to R.sup.5 independently of one another are C.sub.1 -C.sub.22 carboxylates, C.sub.2 -C.sub.21 alkenyl-CO.sub.2 --, phenyl-CO.sub.2 --, naphthyl-CO.sub.2 --, C.sub.5 -C.sub.12 cycloalkyl-CO.sub.2 --, C.sub.7 -C.sub.18 alkylphenyl-CO.sub.2 --, C.sub.7 -C.sub.18 alkylphenyl-O--, C.sub.7 -C.sub.9 phenylalkyl-CO.sub.2 --, C.sub.1 -C.sub.21 -alkyl-O--, R.sup.8 --O--CO--[CH.sub.2 ].sub.p --S-- or a radical of the formula R.sup.6 --CO--CH.dbd.CR.sup.7 --O.sup..crclbar. -- and can be Cl-- or HO--, where the aforementioned alkyl or alkenyl radical can be branched, interrupted one or more times by oxygen or substituted by one or more OH groups, and the abovementioned phenyl radical can be substituted by one or more methyl, ethyl, propyl, butyl and/or OH groups,R.sub.6 and R.sub.7 are C.sub.1 -C.sub.8 alkyl-, C.sub.1 -C.sub.8 alkenyl-, C.sub.5 -C.sub.8 cycloalkyl-, benzyl- or phenyl-,p is 1 to 6,R.sup.8 is C.sub.4 -C.sub.22 alkyl that is uninterrupted or interrupted by oxygen, andC) at least one sterically hindered amine comprising the group ##STR1## in which A and Y independently of one another are C.sub.1-8 alkyl-, C.sub.3-8 alkenyl-, C.sub.5-8 cycloalkyl-, or C.sub.7-9 phenylalkyl- or together are C.sub.2-5 alkylene that is uninterrupted or interrupted by O, NH or CH.sub.3 --N.