{"@context": ["https://stuchalk.github.io/scidata/contexts/crg_chemical.jsonld", "https://stuchalk.github.io/scidata/contexts/crg_mixture.jsonld", "https://stuchalk.github.io/scidata/contexts/crg_substance.jsonld", "https://stuchalk.github.io/scidata/contexts/scidata.jsonld", "https://stuchalk.github.io/scidata/contexts/sol.jsonld", {"sdo": "https://stuchalk.github.io/scidata/ontology/scidata.owl#", "w3i": "https://w3id.org/skgo/modsci#", "dc": "http://purl.org/dc/terms/", "qudt": "https://qudt.org/vocab/unit/", "xsd": "http://www.w3.org/2001/XMLSchema#", "gb": "https://goldbook.iupac.org/", "so": "https://stuchalk.github.io/scidata/ontology/solubility.owl#", "ss": "http://semanticscience.org/resource/", "obo": "http://purl.obolibrary.org/obo/", "afrl": "http://purl.allotrope.org/ontologies/role#", "afq": "http://purl.allotrope.org/ontologies/quality#", "enm": "http://purl.enanomapper.org/onto/"}, {"@base": "https://srdata.unf.edu/solubility/api/compilation/4029/jsonld#"}], "@id": "", "generatedAt": "08-19-26 03:16:43", "version": "1", "@graph": {"@id": "https://srdata.unf.edu/solubility/api/compilation/4029/jsonld#", "@type": "sdo:scidataFramework", "uid": "70_201", "title": "Solubility data from IUPAC SDS Volume 70 (page 1409) - Carbon dioxide with Copoly(pyromellitic dianhydride-isopropylidine dianiline) PMDA-IPDA", "authors": [{"@id": "author/1/", "@type": "dc:creator", "name": "Yuri P. Yampol'skii", "role": "compiler"}], "description": "Compiled solubility data reported in the IUPAC Solubility Data Series", "publisher": "The International Union of Pure and Applied Chemistry", "keywords": ["Solubility", "Solubility data series"], "toc": ["dc:creator", "dc:rights", "dc:source", "sdo:chemical", "sdo:constituent", "sdo:datagroup", "sdo:datapoint", "sdo:dataset", "sdo:datum", "sdo:methodology", "sdo:mixture", "sdo:numericvalue", "sdo:procedure", "sdo:reference", "sdo:scidataFramework", "sdo:scientificData", "sdo:substance", "sdo:system"], "ids": ["PMDA-IPDA: polymerization performed in dimethylacetamide as $\\pu{288-293 K}$ to form polyamic acid precursor according to standard procedure [2]. The polyamic acid solution was wet cast on a glass substrate heated for one hour at $\\pu{353 K}$ under $\\ce{Ar}$ to remove the solvent and then imidized by a two-step cure under vacuum (24 hr at $\\pu{483 K}$ and four hours at $\\pu{553 K}$). $T_{\\rm{g}}$ was not reached even though the polymer was heated to $\\pu{750 K}$. $\\rho = \\pu{1.285 g mL-1}$.", "afrl:0000269", "afrl:0000270", "obo:NCIT_C25195", "sdo:numericvalue", "w3i:Chemistry", "w3i:PhysicalChemistry", "xsd:float"], "scidata": {"@id": "scidata/", "@type": "sdo:scientificData", "discipline#": "w3i:Chemistry", "subdiscipline#": "w3i:PhysicalChemistry", "methodology": {"@id": "methodology/", "@type": "sdo:methodology", "aspects": [{"@id": "procedure/1/", "@type": "sdo:procedure", "description": "Sorption measurements were carried out using a single transducer apparatus described in [1].", "references": [{"@id": "procedure/1/reference/1/", "@type": "sdo:reference", "number": 1, "citation": "Sanders, S. E.; Ph.D. Dissertation, North Carolina State University, Raleigh, NC, 1983."}, {"@id": "procedure/1/reference/2/", "@type": "sdo:reference", "number": 2, "citation": "Sroog, C. E.; Endrey, A. L.; Abravio, S. V.; Berro, C. E.; Edwards, W. M.; Olivier, K. L.; J. Pol. Sci., Part A 3, 1373 (1965).", "doi": "10.1002/pol.1965.100030410", "url": "https://doi.org/10.1002/pol.1965.100030410"}]}]}, "system": {"@id": "system/", "@type": "sdo:system", "facets": [{"@id": "substance/1/", "@type": "sdo:substance", "name": "Copoly(pyromellitic dianhydride-isopropylidine dianiline) PMDA-IPDA", "formula": null, "casrn": null}, {"@id": "substance/2/", "@type": "sdo:substance", "name": "Carbon dioxide", "formula": "CO2", "casrn": "124-38-9", "iupacname": "carbon dioxide", "inchikey": "CURLTUGMZLYLDI-UHFFFAOYSA-N"}, {"@id": "chemical/1/", "@type": "sdo:chemical", "name": "Carbon dioxide", "description": "Matheson Gas precision mixture $\\pu{50 \\pm 0.5\\%}$ each $\\ce{CO2}/\\ce{CH4}$.", "substance#": "substance/1/"}, {"@id": "chemical/2/", "@type": "sdo:chemical", "name": "Copoly(pyromellitic dianhydride-isopropylidine dianiline) PMDA-IPDA", "description": "PMDA-IPDA: polymerization performed in dimethylacetamide as $\\pu{288-293 K}$ to form polyamic acid precursor according to standard procedure [2]. The polyamic acid solution was wet cast on a glass substrate heated for one hour at $\\pu{353 K}$ under $\\ce{Ar}$ to remove the solvent and then imidized by a two-step cure under vacuum (24 hr at $\\pu{483 K}$ and four hours at $\\pu{553 K}$). $T_{\\rm{g}}$ was not reached even though the polymer was heated to $\\pu{750 K}$. $\\rho = \\pu{1.285 g mL-1}$.", "substance#": "substance/2/"}, {"@id": "mixture/1/", "@type": "sdo:mixture", "name": "Carbon dioxide with Copoly(pyromellitic dianhydride-isopropylidine dianiline) PMDA-IPDA", "type": "binary system", "constituents": [{"@id": "mixture/1/constituent/1/", "@type": "sdo:constituent", "chemical": "chemical 2", "chemical#": "chemical/2/", "role": "solvent", "role#": "afrl:0000269"}, {"@id": "mixture/1/constituent/2/", "@type": "sdo:constituent", "chemical": "chemical 1", "chemical#": "chemical/1/", "role": "solute", "role#": "afrl:0000270"}]}]}, "dataset": {"@id": "dataset/", "@type": "sdo:dataset", "datagroup": [{"@id": "datagroup/1/", "@type": "sdo:datagroup", "label": "Datagroup 1", "mixture#": "mixture/1/", "datapoints": ["datapoint/1/", "datapoint/2/", "datapoint/3/", "datapoint/4/", "datapoint/5/"]}], "datapoint": [{"@id": "datapoint/1/", "@type": "sdo:datapoint", "uid": "70:201:001:001:001", "data": [{"@id": "datapoint/1/datum/1/", "@type": "sdo:datum", "quantity": "Ambient pressure", "quantity#": "obo:NCIT_C25195", "value": {"@id": "datapoint/1/datum/1/value/1/", "@type": "sdo:numericvalue", "datatype": "xsd:float", "number": "1.5e-01", "significand": 1.5, "exponent": -1, "sigfigs": 2}}, {"@id": "datapoint/1/datum/2/", "@type": "sdo:datum", "quantity": "Sorption", "value": {"@id": "datapoint/1/datum/2/value/1/", "@type": "sdo:numericvalue", "datatype": "xsd:float", "number": "1.435e+01", "significand": 1.435, "exponent": 1, "sigfigs": 4}}]}, {"@id": "datapoint/2/", "@type": "sdo:datapoint", "uid": "70:201:001:001:002", "data": [{"@id": "datapoint/2/datum/1/", "@type": "sdo:datum", "quantity": "Ambient pressure", "quantity#": "obo:NCIT_C25195", "value": {"@id": "datapoint/2/datum/1/value/1/", "@type": "sdo:numericvalue", "datatype": "xsd:float", "number": "4.6e-01", "significand": 4.6, "exponent": -1, "sigfigs": 2}}, {"@id": "datapoint/2/datum/2/", "@type": "sdo:datum", "quantity": "Sorption", "value": {"@id": "datapoint/2/datum/2/value/1/", "@type": "sdo:numericvalue", "datatype": "xsd:float", "number": "3.563e+01", "significand": 3.563, "exponent": 1, "sigfigs": 4}}]}, {"@id": "datapoint/3/", "@type": "sdo:datapoint", "uid": "70:201:001:001:003", "data": [{"@id": "datapoint/3/datum/1/", "@type": "sdo:datum", "quantity": "Ambient pressure", "quantity#": "obo:NCIT_C25195", "value": {"@id": "datapoint/3/datum/1/value/1/", "@type": "sdo:numericvalue", "datatype": "xsd:float", "number": "8.8e-01", "significand": 8.8, "exponent": -1, "sigfigs": 2}}, {"@id": "datapoint/3/datum/2/", "@type": "sdo:datum", "quantity": "Sorption", "value": {"@id": "datapoint/3/datum/2/value/1/", "@type": "sdo:numericvalue", "datatype": "xsd:float", "number": "4.754e+01", "significand": 4.754, "exponent": 1, "sigfigs": 4}}]}, {"@id": "datapoint/4/", "@type": "sdo:datapoint", "uid": "70:201:001:001:004", "data": [{"@id": "datapoint/4/datum/1/", "@type": "sdo:datum", "quantity": "Ambient pressure", "quantity#": "obo:NCIT_C25195", "value": {"@id": "datapoint/4/datum/1/value/1/", "@type": "sdo:numericvalue", "datatype": "xsd:float", "number": "1.31e+00", "significand": 1.31, "exponent": 0, "sigfigs": 3}}, {"@id": "datapoint/4/datum/2/", "@type": "sdo:datum", "quantity": "Sorption", "value": {"@id": "datapoint/4/datum/2/value/1/", "@type": "sdo:numericvalue", "datatype": "xsd:float", "number": "5.591e+01", "significand": 5.591, "exponent": 1, "sigfigs": 4}}]}, {"@id": "datapoint/5/", "@type": "sdo:datapoint", "uid": "70:201:001:001:005", "data": [{"@id": "datapoint/5/datum/1/", "@type": "sdo:datum", "quantity": "Ambient pressure", "quantity#": "obo:NCIT_C25195", "value": {"@id": "datapoint/5/datum/1/value/1/", "@type": "sdo:numericvalue", "datatype": "xsd:float", "number": "1.63e+00", "significand": 1.63, "exponent": 0, "sigfigs": 3}}, {"@id": "datapoint/5/datum/2/", "@type": "sdo:datum", "quantity": "Sorption", "value": {"@id": "datapoint/5/datum/2/value/1/", "@type": "sdo:numericvalue", "datatype": "xsd:float", "number": "6.302e+01", "significand": 6.302, "exponent": 1, "sigfigs": 4}}]}]}}, "sources": [{"@id": "source/1/", "@type": "dc:source", "citation": "O'Brien, K. 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