Provided are low dust-content particulate polyvinyl alcohol-based compositions suitable for a variety of end uses including for use in subterranean treatments and for manufacturing chemical materials, which are prepared by compacting a specified polyvinyl alcohol polymer resins, optionally with specified additives and/or other polyvinyl alcohols.

This invention relates to a coating composition comprising an ionomer having a polymer backbone and side chains, the side chains comprising ionic groups, wherein the ionic groups are sulfonic acid groups and sulfonate groups, from 50 to 95% of the total number of sulfonic acid groups and sulfonate groups are in the sulfonate form, and the sulfonate groups have counter ions M selected from the group consisting of lithium, sodium, magnesium, calcium, and mixtures thereof. This invention also relates to an article comprising a polymeric substrate having an antistatic coating thereon, wherein the antistatic coating is formed from the inventive coating composition. The article may be a cable, a cable cover or a cable jacket.

This invention relates to a coating composition comprising an ionomer having a polymer backbone and side chains, the side chains comprising ionic groups, wherein the ionic groups are sulfonic acid groups and sulfonate groups, from 50 to 95% of the total number of sulfonic acid groups and sulfonate groups are in the sulfonate form, and the sulfonate groups have counter ions M selected from the group consisting of lithium, sodium, magnesium, calcium, and mixtures thereof. This invention also relates to an article comprising a polymeric substrate having an antistatic coating thereon, wherein the antistatic coating is formed from the inventive coating composition. The article may be a cable, a cable cover or a cable jacket.

Provided are a naphthalenedithiol or a derivative thereof that can achieve both high refractive index and high dissolubility (compatibility), and a process for producing the same and a use therefor. A naphthalene compound of the present invention is represented by the formula (1):

##STR00001## wherein R.sup.1 and R.sup.2 independently represent a hydrogen atom or a substituent, R.sup.3 represents a substituent, and n denotes an integer of 0 to 6.

At least one of R.sup.1 and R.sup.2 may represent the substituent. The naphthalene compound of the formula (1) may be dissolved in or mixed with an organic solvent to prepare a mixture (or blend); a curable composition containing the naphthalene compound of the formula (1) may be prepared; a resin of the present invention at least contains a constituent unit represented by the formula (1P):

##STR00002## wherein R.sup.3 represents a substituent, and n denotes an integer of 0 to 6.

A transparent electrode includes: an elastic substrate; a conductive polymer layer overlapping the elastic substrate; and silver nanowires between the elastic substrate and the conductive polymer layer.

The present invention relates to an ampholytic polymeric system obtainable by a process comprising the copolymerization of (i) a monomer according to Formula (1), (ii) an ethylenically unsaturated cationic monomer and (iii) a (co)polymer comprising an ethylenically unsaturated anionic monomer which comprises a sulfonate group: (1) wherein X is O or NR.sup.2, R.sup.1 and R.sup.2 are independently selected from the group consisting of hydrogen and C1-C6 alkyl groups or wherein R.sup.1 and R.sup.2 form together a (CR.sup.1R.sup.2)n- chain, wherein n is 3 to 12, and wherein R.sup.3 is independently selected from the group consisting of hydrogen and CH.sub.3. The present invention further relates to the use of ampholytic polymeric system in separation processes. ##STR00001##

Disclosed is a polymer having a chemical formula: ##STR00001##
wherein x is 10%90%, y is 10% to 90%, and x+y=100%; R.sup.1 is H, CH.sub.3, CH.sub.2CH.sub.3, OCH.sub.3, O(CH.sub.2).sub.nCH.sub.3, wherein n=112, NH.sub.2, N(CH.sub.3).sub.2, N(CH.sub.2).sub.nCH.sub.3, wherein n=112, Br, Cl, OH, SO.sub.3Na, SO3H, or SO.sub.2Cl; R.sup.2 is H, COOH, COOCH.sub.3, COO(CH2).sub.nCH.sub.3, wherein n=112, SO.sub.3Na, SO.sub.3H, SO.sub.2Cl, OH, CONH.sub.2, CON(CH.sub.3).sub.2, CON(CH.sub.2).sub.n(CH.sub.3).sub.2, wherein n=112, Br, or Cl; and R.sup.3 is SO.sub.3Na, SO.sub.3H, PO.sub.3H, SO.sub.2Cl. OH, H, COOH, COOCH.sub.3, COO(CH.sub.2)nCH.sub.3, wherein n=112, CONH.sub.2, CON(CH.sub.3).sub.2, CON(CH.sub.2).sub.n(CH.sub.3).sub.2, wherein n=112, Br, or Cl.

Disclosed is a polymer having a chemical formula: ##STR00001##
wherein x is 10%90%, y is 10% to 90%, and x+y=100%; R.sup.1 is H, CH.sub.3, CH.sub.2CH.sub.3, OCH.sub.3, O(CH.sub.2).sub.nCH.sub.3, wherein n=112, NH.sub.2, N(CH.sub.3).sub.2, N(CH.sub.2).sub.nCH.sub.3, wherein n=112, Br, Cl, OH, SO.sub.3Na, SO3H, or SO.sub.2Cl; R.sup.2 is H, COOH, COOCH.sub.3, COO(CH2).sub.nCH.sub.3, wherein n=112, SO.sub.3Na, SO.sub.3H, SO.sub.2Cl, OH, CONH.sub.2, CON(CH.sub.3).sub.2, CON(CH.sub.2).sub.n(CH.sub.3).sub.2, wherein n=112, Br, or Cl; and R.sup.3 is SO.sub.3Na, SO.sub.3H, PO.sub.3H, SO.sub.2Cl. OH, H, COOH, COOCH.sub.3, COO(CH.sub.2)nCH.sub.3, wherein n=112, CONH.sub.2, CON(CH.sub.3).sub.2, CON(CH.sub.2).sub.n(CH.sub.3).sub.2, wherein n=112, Br, or Cl.

This invention relates to a coating composition comprising an ionomer having a polymer backbone and side chains, the side chains comprising ionic groups, wherein the ionic groups are sulfonic acid groups and sulfonate groups, from 50 to 95% of the total number of sulfonic acid groups and sulfonate groups are in the sulfonate form, and the sulfonate groups have counter ions M selected from the group consisting of lithium, sodium, magnesium, calcium, and mixtures thereof. This invention also relates to an article comprising a polymeric substrate having an antistatic coating thereon, wherein the antistatic coating is formed from the inventive coating composition. The article may be a cable, a cable cover or a cable jacket.