摘要:
A silicon-phthalocyanine-siloxy monomer having the formula:PcSi(OSiR'Ph(OSiR".sub.2 ).sub.r X).sub.2wherein X is a hydroxyl group or unreido group having the formula: ##STR1## Pc is a phthalocyanine nucleus, R' and R" are alkyl groups having from 1 to 8 carbon atoms, and r is an integer from 1 to 4. The monomers are useful as dyes and in polymer synthesis as reactive intermediates.
摘要:
The present invention provides block copolymers with semifluorinated LC side groups (single or monodendron groups). The block copolymers can be blended with a thermoplastic elastomer block copolymer, e.g., styrene-ethylene/butylene-styrene (SEBS) to provide a surface active block copolymer (SABC).
摘要:
Methods and formable compositions for fabricating electrically conductive articles comprising cofacially stacking organomacrocycles and as cofacially stacking phthalocyanines, in which a composition comprising a cofacially stacking phthalocyanine in strong Bronsted acid is formed into a desired shape such as a fiber or film, solidified by removal of the solvent, and provided in fractional valence state.
摘要:
A monolithic, self-stratifying polymer coating, comprising: inner and outer-most surfaces on opposite sides of the coating, the inner surface being in contact with and adhered to an article; a surface region, extending from the outermost surface to a depth of about 2 nm from the outermost surface; a middle region, extending from a depth of about 2 nm from the outermost surface to a depth of less than about 2000 nm from the outermost surface; and a bulk region, extending from a depth of less than about 2000 nm from the outermost surface to the inner surface; wherein the surface region comprises a fluorous polyoxetane having the formula: (I) wherein n is an integer of 0-1 1, and m is an integer>0, in a greater concentration relative to the middle and bulk regions; wherein the middle region comprises 3F-SiO1.5 groups in a greater concentration relative to the surface and bulk regions; and wherein the bulk region comprises a polyurethane in a greater concentration relative to the surface and middle regions.
摘要:
A monolithic, self-stratifying polymer coating, comprising: inner and outer-most surfaces on opposite sides of the coating, the inner surface being in contact with and adhered to an article; a surface region, extending from the outermost surface to a depth of about 2 nm from the outermost surface; a middle region, extending from a depth of about 2 nm from the outermost surface to a depth of less than about 2000 nm from the outermost surface; and a bulk region, extending from a depth of less than about 2000 nm from the outermost surface to the inner surface; wherein the surface region comprises a fluorous polyoxetane having the formula: (I) wherein n is an integer of 0-1 1, and m is an integer>0, in a greater concentration relative to the middle and bulk regions; wherein the middle region comprises 3F-SiO1.5 groups in a greater concentration relative to the surface and bulk regions; and wherein the bulk region comprises a polyurethane in a greater concentration relative to the surface and middle regions.
摘要:
This invention is directed to mono- and bis-substituted oxetane monomers having fluorinated alkoxymethylene side chains, hydroxy-terminated prepolymers derived from these mono- and bis-substituted oxetane monomers and tetrahydrofuran (THF), and polymers produced from these prepolymers, as well as the synthesis processes associated with each, and the use of the monomers, prepolymers and ultimate polymers, both directly and as components of numerous compositions.
摘要:
A compound having the formula: wherein n, y, R1 and R2 are defined herein, and others, methods of making of and using, and compositions made thereby which have an antimicrobial resistance effect are described.
摘要:
This invention is directed to mono- and bis-substituted oxetane monomers having fluorinated alkoxymethylene side chains, hydroxy-terminated prepolymers derived from these mono- and bis-substituted oxetane monomers and tetrahydrofuran (THF), and polymers produced from these prepolymers, as well as the synthesis processes associated with each, and the use of the monomers, prepolymers and ultimate polymers, both directly and as components of numerous compositions.
摘要:
An antifoulant composition includes a fluorinated silicone resin: wherein R is the same or different group and stands for an alkyl of 1 to 10 carbon atoms, R′ is H or a lower alkyl of 1 to 10 carbon atoms, n is 2 to 10, x is at least 1 and y is at least 2.