{"product_id":"papel-japones-tengujo-6g","title":"Tengujo Japanese Paper 6g · 48×94 cm","description":"\u003ch2\u003eTengujo Japanese Paper 6 g\/m² — the lightest in our Japanese paper range\u003c\/h2\u003e\n\u003cp\u003e6 g\/m² Japanese paper in \u003cstrong\u003e100% manila\u003c\/strong\u003e fiber (Manila hemp, abaca fiber, \u003cem\u003eMusa textilis\u003c\/em\u003e), in a loose sheet of \u003cstrong\u003e480 × 940 mm\u003c\/strong\u003e. The manufacturer declares \u003cstrong\u003epH 6.7\u003c\/strong\u003e and \u003cstrong\u003emachine-made\u003c\/strong\u003e production. The whole sheet measures 0.4512 m² and weighs \u003cstrong\u003e2.71 g\u003c\/strong\u003e: it is the lightest in our Japanese paper range. The name \u003cem\u003etengujo\u003c\/em\u003e is historically associated with kozo; \u003cstrong\u003ethis sheet is not kozo\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eWhat is it used for?\u003c\/h3\u003e\n\u003cp\u003eThe manufacturer does not declare any use for this item. What follows describes \u003cstrong\u003ewhere this weight fits\u003c\/strong\u003e; the decision about the artwork is yours.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eDocument lamination\u003c\/strong\u003e — applying Japanese paper to the entire surface of a sheet.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eGraphic works on paper\u003c\/strong\u003e — when adding the least possible mass over the image matters.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy choose the Tengujo 6 g?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eMachine-made\u003c\/strong\u003e — in the 2021 \u003cstrong\u003eICOM-CC\u003c\/strong\u003e (International Council of Museums Committee for Conservation) study, the authors looked for hand-made Japanese paper of 6 g\/m² for their comparison and \u003cstrong\u003efound none commercially available below 10 g\/m²\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eMass, which is data, not an adjective\u003c\/strong\u003e — 0.4512 m² of sheet and \u003cstrong\u003e2.71 g\u003c\/strong\u003e of paper. It is the lightest weight in our range that adds to the object.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFiber and pH declared by the manufacturer\u003c\/strong\u003e — 100% manila and pH 6.7. The \u003cstrong\u003ealkaline reserve is not declared\u003c\/strong\u003e, in either direction: they are two different measurements.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e480 × 940 mm sheet\u003c\/strong\u003e — covers larger-than-folio formats in one piece, without joints.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich of these tengujo: the criterion is mass\u003c\/h3\u003e\n\u003cp\u003eWe sell several Japanese papers of the same fiber that do similar things. \u003cstrong\u003eThe selection criterion is how much mass can be added to the object\u003c\/strong\u003e, not price or ease of handling.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eTengujo 6 g\u003c\/strong\u003e — the one that adds least: 2.71 g in the whole sheet. When the surface to be treated is large and the goal is to add as little as possible.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003ca href=\"\/en\/products\/papel-japones-tengujo-kashmir-9g\"\u003eTengujo Kashmir 9 g\u003c\/a\u003e\u003c\/strong\u003e — same sheet format and same fiber, with \u003cstrong\u003e50% more mass\u003c\/strong\u003e (4.06 g); \u003cstrong\u003esold in a pack of 5 sheets\u003c\/strong\u003e. A bit more body for handling the sheet. It is the weight documented in the \u003cstrong\u003efacing of the paint layer\u003c\/strong\u003e (\u003cem\u003efacing\u003c\/em\u003e) of the \u003cem\u003eAllegoria con il trionfo di Firenze\u003c\/em\u003e by Alessandro Allori, an oil painting on canvas from 1589 (Getty, \u003cem\u003eConserving Canvas\u003c\/em\u003e).\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003ca href=\"\/en\/products\/papel-japones-bib-tengujo-12g\"\u003eBib Tengujo\u003c\/a\u003e\u003c\/strong\u003e — smaller sheet and the densest of those compared here.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePresentation and storage\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePresentation: \u003cstrong\u003e1 loose sheet of 480 × 940 mm\u003c\/strong\u003e (0.4512 m², 2.71 g of paper).\u003c\/li\u003e\n\u003cli\u003eStorage and shelf-life conditions: \u003cstrong\u003ethe manufacturer does not publish any\u003c\/strong\u003e for this item.\u003c\/li\u003e\n\u003cli\u003eThis paper carries no pictogram or hazard statements: a sheet of paper is an \u003cstrong\u003earticle\u003c\/strong\u003e, not a substance or a mixture, and is not subject to CLP classification (Regulation (EC) 1272\/2008 on classification, labelling and packaging).\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhere the data ends: the limits of this paper\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eDirect contact with photographic material: not endorsed.\u003c\/strong\u003e No PAT test (\u003cem\u003ePhotographic Activity Test\u003c\/em\u003e, ISO 18916 standard — ISO, International Organization for Standardization) is on record, which is the test required to declare a material suitable for direct contact with photographs.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eAlkaline reserve: not declared by the manufacturer\u003c\/strong\u003e, in either direction. It is a different measurement from pH.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eTensile and tear strength: the manufacturer publishes no data.\u003c\/strong\u003e With 2.71 g of paper in the whole sheet, we do not count on it providing tear resistance: if the piece will undergo handling or tension, this is not the material.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFiber direction: not declared by the manufacturer.\u003c\/strong\u003e It should be checked on the sheet itself before cutting.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003ePermanence and ageing: no published data\u003c\/strong\u003e for this paper.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eUses: the manufacturer declares none\u003c\/strong\u003e, and recommends no adhesive. The decision about the artwork is the conservator's.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eMarketed by CTS (C.T.S. srl, Altavilla Vicentina, Italy), which declares the technical data for this item.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eFrequently asked questions\u003c\/h3\u003e\n\u003cdiv class=\"innv-faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat fiber exactly is this paper made of?\u003c\/summary\u003e\u003cdiv class=\"innv-faq__a\"\u003e100% manila, which is the same as Manila hemp or abaca fiber (\u003cem\u003eMusa textilis\u003c\/em\u003e). This is the composition declared by the manufacturer. \u003cstrong\u003eIt is not a kozo paper\u003c\/strong\u003e, despite the name \u003cem\u003etengujo\u003c\/em\u003e being historically associated with that fiber. Fiber length and pulping process are not declared.\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWith pH 6.7, am I introducing acidity to the artwork?\u003c\/summary\u003e\u003cdiv class=\"innv-faq__a\"\u003e6.7 is what the manufacturer declares: a value slightly below neutrality. \u003cstrong\u003eThe alkaline reserve is not declared\u003c\/strong\u003e, in either direction — they are two different measurements, and there is no data for the second. If your case depends on that value, tell us and we will ask the manufacturer.\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan I use it in direct contact with photographs or a cyanotype?\u003c\/summary\u003e\u003cdiv class=\"innv-faq__a\"\u003e\u003cstrong\u003eNot on record.\u003c\/strong\u003e The manufacturer does not declare that use and \u003cstrong\u003ethere is no PAT test\u003c\/strong\u003e (\u003cem\u003ePhotographic Activity Test\u003c\/em\u003e, ISO 18916 standard) published for this paper — which is the test required to declare a material suitable for direct contact with photographs. It also does not declare the alkaline reserve. Before putting it in contact with photographic material, write to us and we will check with the manufacturer.\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWill it hold up if the document keeps being handled?\u003c\/summary\u003e\u003cdiv class=\"innv-faq__a\"\u003eThe manufacturer \u003cstrong\u003epublishes no data on tensile or tear strength\u003c\/strong\u003e. What is data is the mass: \u003cstrong\u003e2.71 g in the whole sheet\u003c\/strong\u003e. With that mass we do not count on the paper providing tear resistance: if the piece will undergo handling or tension, this is not the material. Tell us the case and we'll look into it.\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs it hand-made or machine-made?\u003c\/summary\u003e\u003cdiv class=\"innv-faq__a\"\u003e\u003cstrong\u003eMachine-made\u003c\/strong\u003e (according to the manufacturer's catalogue). In the 2021 ICOM-CC study, the authors looked for hand-made Japanese paper of 6 g\/m² for their comparison and \u003cstrong\u003efound none commercially available below 10 g\/m²\u003c\/strong\u003e.\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat adhesive should I use with this paper?\u003c\/summary\u003e\u003cdiv class=\"innv-faq__a\"\u003eThe paper is the support; the choice of adhesive and the reversibility of the intervention depend on the artwork and the case, not on the paper. \u003cstrong\u003eThe manufacturer recommends none.\u003c\/strong\u003e For interventions on sensitive layers we work with \u003ca href=\"\/en\/products\/junfunori\"\u003eJunFunori® Glas\u003c\/a\u003e. If you want to discuss the paper-adhesive combination for your piece, write to us.\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat is the fiber direction of the sheet?\u003c\/summary\u003e\u003cdiv class=\"innv-faq__a\"\u003e\u003cstrong\u003eThe manufacturer does not declare it.\u003c\/strong\u003e It is a relevant piece of data for the work and we do not have it, so we do not assume it: it should be checked on the sheet itself before cutting.\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eHave questions?\u003c\/strong\u003e Write to us on \u003ca href=\"https:\/\/wa.me\/34614504565\" target=\"_blank\" rel=\"noopener\"\u003eWhatsApp\u003c\/a\u003e, visit \u003ca href=\"https:\/\/innovart.art\"\u003einnovart.art\u003c\/a\u003e or email us at \u003ca href=\"mailto:info@innovart.art\"\u003einfo@innovart.art\u003c\/a\u003e and we will advise you.\u003c\/p\u003e\n\n\u003cstyle\u003e.innv-faq{margin-top:8px;}.innv-faq details{border:1px solid #e5e2dc;border-radius:8px;margin:0 0 10px;background:#fff;}.innv-faq summary{cursor:pointer;list-style:none;padding:14px 46px 14px 16px;position:relative;font-weight:700;}.innv-faq summary::-webkit-details-marker{display:none;}.innv-faq summary::after{content:'+';position:absolute;right:16px;top:50%;transform:translateY(-50%);font-size:1.4em;line-height:1;color:#00494f;}.innv-faq details[open] summary::after{content:'\\2013';}.innv-faq details[open] summary{border-bottom:1px solid #efece6;}.innv-faq summary:hover{background:#faf8f5;}.innv-faq__a{padding:12px 16px 16px;margin:0;}\u003c\/style\u003e","brand":"CTS","offers":[{"title":"Default Title","offer_id":53610474996059,"sku":null,"price":1.65,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/8441\/2251\/files\/papel-japones-tengujo-6g-art-561.jpg?v=1786822288","url":"https:\/\/innovart.art\/en\/products\/papel-japones-tengujo-6g","provider":"Innovart","version":"1.0","type":"link"}