摘要:
An aqueous solution or dispersion of thermosetting resin comprising a resin, dissolved or dispersed in water in an amount of 5 to 85% by weight, said resin being obtained by solution polymerization of a mixture comprising (1) at least one polymerizable monomer having an amphoteric ion structure, (2) at least one polymerizable monomer containing a carboxyl group and (3) at least one of other polymerizable monomers in a hydrophilic organic solvent and has a number average molecular weight of 1,000 to 30,000 and a glass transition point of -30 to +80.degree. C.
摘要:
A thermosetting resin which is a linear copolymer having a molecular weight of 10,000 to 1,000,000 and a glass transition point of -30.degree. to +80.degree. C., obtained by polymerizing in an aqueous medium a monomer mixture comprising (1) 0.1 to 50% by weight of at least one polymerizable monomer having an ampho-ionic structure, selected from the group consisting of (i) compounds representable by the formula: ##STR1## wherein R.sub.1 is a hydrogen atom or a methyl group, R.sub.2 and R.sub.3 are each, the same or different, a C.sub.1 -C.sub.6 alkyl group, A is O or NH, m.sub.1 and n.sub.1 are each, the same or different, an integer of 1 to 12 and X.sup..crclbar. is SO.sub.3.sup..crclbar., SO.sub.4.sup..crclbar. or CO.sub.2.sup..crclbar. and (ii) compounds representable by either one of the formulae: ##STR2## wherein R.sub.4 is a hydrogen atom or a methyl group, R.sub.5 is a hydrogen atom or a C.sub.1 -C.sub.3 alkyl group, m.sub.2 is an integer of 0 to 6 and n.sub.2 is an integer of 1 to 6, and A and X.sup.- are as defined above, (2) 0.5 to 70% by weight of at least one polymerizable monomer containing a reactive amide group, representable by the formula: ##STR3## wherein R.sub.6 is a hydrogen atom or a methyl group and R.sub.7 is a hydrogen atom or a C.sub.1 -C.sub.4 alkyl group and (3) 1 to 99.4% by weight of at least one of other polymerizable monomers.
摘要:
A thermosetting resin of self cross-linking type which is prepared by polymerization of at least one polymerizable monomer having an ampho-ion structure, at least one polymerizable monomer containing an oxirane group and at least one other monomer and can afford a hardened film or article of good physical properties when cross-linked.
摘要:
An alkyd resin containing ampho-ionic groups of the formula: ##STR1## wherein A is a C.sub.1 -C.sub.6 alkylene or a phenylene group, is disclosed. Said resin is prepared by reacting a polyol, a polybasic acid and an ampho-ionic compound of the formula: ##STR2## wherein A is as defined above, R.sub.1 is a hydroxyalkyl, R.sub.2 and R.sub.3 are H or alkyl optionally containing sulfo and/or hydroxyl group.
摘要:
Amphoteric amino sulfonate derivatives of epoxy resins having at least one terminal group of the formula: ##STR1## wherein R.sub.1 and R.sub.2 are hydrogen or methyl, R.sub.3 is hydrogen or C.sub.1 -C.sub.20 alkyl or substituted alkyl, and R.sub.4 is C.sub.1 -C.sub.6 alkylene or substituted alkylene, which are reaction products of an epoxy resin having a plurality of terminal groups of the formula: ##STR2## wherein R.sub.1 and R.sub.2 are as defined, with an amino sulfonate of the formula:R.sub.3 --NH--R.sub.4 --SO.sub.3 Mwherein R.sub.3 and R.sub.4 are as defined, and M is a cation.
摘要:
Ampho-ionic compounds of the formula ##STR1## wherein, for example, R is CH.sub.2 .dbd.C(CH.sub.3)--COOCH.sub.2 --, R.sub.2 is hydrogen and B.sup..sym. is --N.sup..sym. --(CH.sub.3).sub.2 C.sub.12 H.sub.25, are prepared by reacting an oxirane compound with sulfur dioxide and a tertiary amine. These ampho-ionic compounds are useful as, for example, surfactants.
摘要翻译:其中例如R为CH 2 = C(CH 3)-COOCH 2 - ,R 2为氢且B(+)为-N(+) - (CH 3)2 C 12 H 25的二价离子化合物由 使环氧乙烷化合物与二氧化硫和叔胺反应。 这些两性离子化合物可用作例如表面活性剂。
摘要:
A process for preparing hydroxyalkylaminosulfonic acids which comprises reacting a hydroxyalkylamine of the formula: ##STR1## wherein R.sub.1 is a C.sub.1 -C.sub.20 hydroxyalkyl group optionally containing --O-- or --COO-- in the alkyl chain, and R.sub.2 is a hydrogen atom, a C.sub.1 -C.sub.20 hydroxyalkyl group optionally containing --O-- or --COO-- in the alkyl chain, or a lower alkyl group, with an alkali metal salt of an .alpha.,.beta.-unsaturated sulfonic acid of the formula: ##STR2## wherein R.sub.3 is a hydrogen atom or a methyl group and M is an alkali metal, followed by elimination of the alkali metal to give a hydroxyalkylaminosulfonic acid of the formula: ##STR3## wherein R.sub.1 and R.sub.3 are each as defined above and R.sub.2 ' is a hydrogen atom, a C.sub.1 -C.sub.20 hydroxyalkyl group optionally containing --O-- or --COO-- in the alkyl chain, a lower alkyl group or a group of the formula: ##STR4## wherein R.sub.3 is as defined above.
摘要:
A high solid coating composition comprising(A) a film-forming polymer having functional group(s) capable of reacting with the crosslinking agent (D) hereinafter referred to,(B) a volatile organic liquid diluent in which the polymer (A) is carried,(C) polymer microparticles having an average diameter of from 0.02 to 40 microns, which are insoluble in the combination of the film-forming polymer (A) and the diluent (B) and are maintained in a stabilized state of dispersion therein, and(D) a crosslinking agent dissolved in the diluent (B),which is characterized in that the microparticles (C) are composed of crosslinked copolymer of .alpha.,.beta.-ethylenically unsaturated monomers carrying thereon a resinous portion having an amphoionic group of the formula: ##STR1## wherein R is a member selected from optionally substituted alkylene having 1 to 6 carbon atoms and phenylene group and Y is --COOH or --SO.sub.3 H.
摘要:
A thermosetting resinous composition contains (a) a polyfunctional oxazolidinone compound and (b) a polyamine which react with one another a polyurea polymer upon heating without emitting any emanating by-product. A novel class of polyfunctional oxazolidinone compounds and an improved method for producing the same are also disclosed.
摘要:
Disclosed is a peroxide monomer having the formula:CH.sub.2 =CR--A--OO--B (I)wherein R represents a hydrogen atom or an alkyl having 1 to 5 carbon atoms, A represents --NH--CO--, --CO--NH--CO--, or --CO--O--CH.sub.2 CH.sub.2 --NH--CO--, and B represents a moiety which has excluded the group (--OOH) from a hydroperoxide and a preparation thereof. The present invention also provides a polymer whose a main chain composed of carbon-carbon bonds is bonded with a pendant peroxide group represented by the formula:--A--OO--B (II)wherein A and B is the same as mentioned above, the content of the pendant peroxide group being 0.1 to 99.9% by weight and a molecular weight of said polymer being 1,000 to 100,000; and a preparation thereof.