摘要:
The invention relates to fast-gelling plasticizer preparations comprising at least one aryl alkylsulfonate of the formula R1—SO2—O—R2 and at least one diol dibenzoate of the general formula R3C(O)O—Y—O(O)CR4 and/or at least one dibenzyl dicarboxylate of the general formula R3CH2O(O)C—Z—C(O)OCH2R4, and also to its use as plasticizer in plastics, and to plastics which comprise these plasticizer preparations.
摘要:
The invention relates to fast-gelling plasticizer preparations comprising at least one aryl alkylsulfonate of the formula R1—SO2—O—R2 and at least one diol dibenzoate of the general formula R3C(O)O—Y—O(O)CR4 and/or at least one dibenzyl dicarboxylate of the general formula R3CH2O(O)C-Z-C(O)OCH2R4, and also to its use as plasticizer in plastics, and to plastics which comprise these plasticizer preparations.
摘要:
The present invention relates to ester mixtures composed of alkyl benzyl esters and of polybenzyl esters, in particular of trimellitic esters, to a process for preparation of these ester mixtures, and also to their use as plasticizers.
摘要:
The present invention relates to plasticizer preparations based on triacetin with short gel time, and to their use, and to polyvinyl chloride preparations.
摘要:
Soft, elastomeric, thermoplastic polyurethanes comprising, as plasticizer, a mixture composed of trimethylolalkane esters of aromatic carboxylic acids, of trimethylolalkane esters of aliphatic carboxylic acids, and also of trimethylolalkane esters of both aromatic and aliphatic carboxylic acids, a process for their production, and their use.
摘要:
Ester mixtures composed of polyalkyl esters of aromatic or aliphatic polycarboxylic acids, of alkyl benzyl esters of aromatic or aliphatic polycarboxylic acids and of polybenzyl esters of aromatic or aliphatic polycarboxylic acids, and also a chemical process for preparation of some of these ester mixtures and to their use as plasticizers.
摘要:
A silica-containing rubber mixture is produced from a rubber, a sulphur-containing alkoxysilane, a crosslinking agent, a silica-containing filler, and 0.1 to 15 parts by weight, based on 100 parts by weight of the rubber, of a silicon-free polysulphide additive of the formula (I) A-S-(S)x-S-B where x is 0-4, and A and B are the same or different, are alkyl or aryl, and contain at last one oxygen, which may be in the form of a carboxyl group.
摘要:
The present invention relates to silica-containing rubber mixture produced from at least one rubber, from a sulphur-containing alkoxysilane, from a crosslinking agent, from a filler, and optionally from further rubber auxiliaries, where the said mixture comprises from 0.1 to 15 parts by weight, based on 100 parts by weight of rubber used, of a silicon-free polysulphide additive of the formula (I) in which x is 0, 1, 2, 3 or 4 R1 to R4 are identical or different and are hydrogen, C1-C6-alkyl, C5-C6-cycloalkyl, C6-C10-aryl or a group —CH2—OR5, —CH2—CH2—OR5, —NHR5, —COR5, —COOR5, —CH2COOR5, where R5=hydrogen, C1-C6-alkyl, C5-C6-cycloalkyl, C6-C10-aryl or C1-C6-acyl, and R6 to R7 are identical or different and are hydrogen, C1-C6-alkyl, C5-C6-cycloalkyl, C6-C10-aryl or a group —CH2—OR5, —CH2—CH2—OR5, —NHR5, —COR5, —COOR5, —CH2COOR5, where R5=hydrogen, C1-C6-alkyl, C5-C6-cycloalkyl, C6-C10-aryl or C1-C6-acyl and y and z are mutually independently 0, 1 or 2.
摘要:
The present invention relates to a process for producing rubber mixtures in a mixing process with, for example, a plurality of mixing stages, where these can optionally be divided into a plurality of sub-steps, comprising the mixing of the following components: one or more rubbers, one or more hydroxylated oxidic fillers, one or more sulphur-containing organosilicon and/or one or more hydroxypolysulphidic compounds, one or more anti-reversion agents selected from 1,6-bis(N,N-dibenzyl-thiocarbamoyldithio)hexane (CAS No.: 151900-44-6), 1,3-bis((3-methyl-2,5-dioxopyrrol-1-yl)methyl)benzene (CAS No.: 119462-56-5) and hexamethylene 1,6-bis(thiosulphate), disodium salt, dihydrate (CAS No.: 5719-73-3), individually and mixtures thereof, where these are incorporated into the mixture in the first mixing stage, one or more vulcanization additives, one or more rubber additives.
摘要:
A silica-containing rubber mixture includes at least one rubber, a sulphur-containing alkoxysilane, a crosslinking agent, a filler, and optionally further rubber auxiliaries, and the mixture also includes from 0.1 to 15 parts by weight, based on 100 parts by weight of rubber used, of a silicon-free polysulphide additive of the formula (I) A-S—(S)x—S—Y—S—(S)x—S-A (I) where x is 0, 1 or 2, Y is an optionally substituted or heteroatom-containing aliphatic, cycloaliphatic or aromatic group, and A may include hydroxy, carboxy, or carboxyphenyl groups.