{"id":61,"date":"2020-08-21T23:54:34","date_gmt":"2020-08-21T21:54:34","guid":{"rendered":"https:\/\/www.neocatalys.fr\/blog\/?p=61"},"modified":"2024-06-27T12:09:06","modified_gmt":"2024-06-27T10:09:06","slug":"cyanotype","status":"publish","type":"post","link":"https:\/\/www.neocatalys.fr\/blog\/cyanotype\/","title":{"rendered":"Le cyanotype"},"content":{"rendered":"\n\n<div class=\"kk-star-ratings kksr-auto kksr-align-right kksr-valign-top\"\n    data-payload='{&quot;align&quot;:&quot;right&quot;,&quot;id&quot;:&quot;61&quot;,&quot;slug&quot;:&quot;default&quot;,&quot;valign&quot;:&quot;top&quot;,&quot;ignore&quot;:&quot;&quot;,&quot;reference&quot;:&quot;auto&quot;,&quot;class&quot;:&quot;&quot;,&quot;count&quot;:&quot;0&quot;,&quot;legendonly&quot;:&quot;&quot;,&quot;readonly&quot;:&quot;&quot;,&quot;score&quot;:&quot;0&quot;,&quot;starsonly&quot;:&quot;&quot;,&quot;best&quot;:&quot;5&quot;,&quot;gap&quot;:&quot;4&quot;,&quot;greet&quot;:&quot;Notez cet post&quot;,&quot;legend&quot;:&quot;0\\\/5 - (0 vote)&quot;,&quot;size&quot;:&quot;24&quot;,&quot;title&quot;:&quot;Le cyanotype&quot;,&quot;width&quot;:&quot;0&quot;,&quot;_legend&quot;:&quot;{score}\\\/{best} - ({count} {votes})&quot;,&quot;font_factor&quot;:&quot;1.25&quot;}'>\n            \n<div class=\"kksr-stars\">\n    \n<div class=\"kksr-stars-inactive\">\n            <div class=\"kksr-star\" data-star=\"1\" style=\"padding-right: 4px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"2\" style=\"padding-right: 4px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"3\" style=\"padding-right: 4px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"4\" style=\"padding-right: 4px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"5\" style=\"padding-right: 4px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n    \n<div class=\"kksr-stars-active\" style=\"width: 0px;\">\n            <div class=\"kksr-star\" style=\"padding-right: 4px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 4px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 4px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 4px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 4px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n<\/div>\n                \n\n<div class=\"kksr-legend\" style=\"font-size: 19.2px;\">\n            <span class=\"kksr-muted\">Notez cet post<\/span>\n    <\/div>\n    <\/div>\n\n<h2 class=\"wp-block-heading\">P&rsquo;tit cours de cuisine<\/h2>\n\n\n\n<p> Pour ceux qui ont encore quelques euros en poche et qui veulent pour pas ch\u00e8re r\u00e9aliser de beaux tirages voil\u00e0 la solution :&nbsp;<strong>Le cyanotype<\/strong>, c&rsquo;est beau, c&rsquo;est bleu, c&rsquo;est facile et \u00e7a ne co\u00fbte pas ch\u00e8re. <\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Voil\u00e0 pas \u00e0 pas comment faire :<\/h3>\n\n\n\n<h3 class=\"wp-block-heading\">Le tuto en vid\u00e9o<\/h3>\n\n\n\n<p>Je viens d&rsquo;accueillir Clo\u00e9 en stage d&rsquo;audiovisuel et je lui ai demand\u00e9 de reprendre l&rsquo;ensemble de ce tuto et d&rsquo;en faire une vid\u00e9o. Voil\u00e0 donc son travail qui vous permettra de suivre \u00e9tape par \u00e9tape la r\u00e9alisation de cyanotypes. Pour plus de d\u00e9tail vous savez la version texte en dessous.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"Cyanotype\" width=\"920\" height=\"518\" src=\"https:\/\/www.youtube.com\/embed\/pkt13H0CFYk?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">&nbsp;Etape 1 : pr\u00e9par\u00e9 le papier&nbsp;<\/h3>\n\n\n\n<figure class=\"wp-block-gallery columns-2 is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\"><ul class=\"blocks-gallery-grid\"><li class=\"blocks-gallery-item\"><figure><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03014-1024x768.jpg\" alt=\"\" data-id=\"146\" data-full-url=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03014.jpg\" data-link=\"https:\/\/www.neocatalys.fr\/blog\/dsc03014\/\" class=\"wp-image-146\" srcset=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03014-1024x768.jpg 1024w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03014-450x338.jpg 450w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03014-768x576.jpg 768w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03014-640x480.jpg 640w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03014.jpg 1500w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img decoding=\"async\" width=\"768\" height=\"1024\" src=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03010-768x1024.jpg\" alt=\"\" data-id=\"143\" data-full-url=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03010.jpg\" data-link=\"https:\/\/www.neocatalys.fr\/blog\/dsc03010\/\" class=\"wp-image-143\" srcset=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03010-768x1024.jpg 768w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03010-338x450.jpg 338w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03010-640x853.jpg 640w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03010.jpg 1125w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><\/figure><\/li><\/ul><\/figure>\n\n\n\n<p>Avant toute choses il faut pr\u00e9parer votre papier pour qu&rsquo;il ne soit pas trop perm\u00e9able et que les produits ne p\u00e9n\u00e8trent pas trop profond\u00e9ment dans les fibres. <\/p>\n\n\n\n<p>Pour \u00e7a on a besoin d&rsquo;un peu d&rsquo;alun de potasse (c&rsquo;est un produit tannant) et d&rsquo;une feuille de g\u00e9latine alimentaire (vahin\u00e9 c&rsquo;est gonfl\u00e9). <\/p>\n\n\n\n<p>Faire fondre la g\u00e9latine dans un peu d&rsquo;eau(5 cl) et ajouter une cuill\u00e8re \u00e0 soupe d&rsquo;alun de potasse.  Faites chauffer l\u00e9g\u00e8rement pour faciliter la dissolution, attention \u00e7a ne doit pas bouillir !<\/p>\n\n\n\n<p>Ensuite il suffit d&rsquo;\u00e9taler la pr\u00e9paration sur le papier avec un pinceau plat. <\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"768\" height=\"1024\" src=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03011-768x1024.jpg\" alt=\"\" class=\"wp-image-144\" srcset=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03011-768x1024.jpg 768w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03011-338x450.jpg 338w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03011-640x853.jpg 640w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03011.jpg 1125w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><\/figure>\n\n\n\n<p>Avec une feuille et demi de g\u00e9latine on fait environ 15 feuilles A4. Pensez \u00e0 faire une petite croix au crayon \u00e0 papier sur la face que vous avez recouvert pour savoir de quel cot\u00e9 est la couche (ben oui c&rsquo;est transparent et mat une fois sec). Ensuite vous pouvez aller boire un caf\u00e9, la premi\u00e8re \u00e9tape est finie.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Etape 2 : encore de la cuisine, pr\u00e9paration des produits&nbsp;<\/h3>\n\n\n\n<p>&#8211; m\u00e9langez 10 cl d&rsquo;eau avec une cuill\u00e8re \u00e0 caf\u00e9 de ferricyanure de potassium<\/p>\n\n\n\n<figure class=\"wp-block-gallery columns-2 is-cropped wp-block-gallery-2 is-layout-flex wp-block-gallery-is-layout-flex\"><ul class=\"blocks-gallery-grid\"><li class=\"blocks-gallery-item\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03015-1024x768.jpg\" alt=\"\" data-id=\"147\" data-full-url=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03015.jpg\" data-link=\"https:\/\/www.neocatalys.fr\/blog\/dsc03015\/\" class=\"wp-image-147\" srcset=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03015-1024x768.jpg 1024w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03015-450x338.jpg 450w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03015-768x576.jpg 768w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03015-640x480.jpg 640w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03015.jpg 1500w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03016-1024x768.jpg\" alt=\"\" data-id=\"148\" data-full-url=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03016.jpg\" data-link=\"https:\/\/www.neocatalys.fr\/blog\/dsc03016\/\" class=\"wp-image-148\" srcset=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03016-1024x768.jpg 1024w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03016-450x338.jpg 450w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03016-768x576.jpg 768w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03016-640x480.jpg 640w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03016.jpg 1500w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/li><\/ul><\/figure>\n\n\n\n<p>&#8211; m\u00e9langez 10 cl d&rsquo;eau avec une cuill\u00e8re \u00e0 caf\u00e9 de citrate d&rsquo;ammonium <\/p>\n\n\n\n<figure class=\"wp-block-gallery columns-2 is-cropped wp-block-gallery-3 is-layout-flex wp-block-gallery-is-layout-flex\"><ul class=\"blocks-gallery-grid\"><li class=\"blocks-gallery-item\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03019-1024x768.jpg\" alt=\"\" data-id=\"150\" data-full-url=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03019.jpg\" data-link=\"https:\/\/www.neocatalys.fr\/blog\/dsc03019\/\" class=\"wp-image-150\" srcset=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03019-1024x768.jpg 1024w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03019-450x338.jpg 450w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03019-768x576.jpg 768w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03019-640x480.jpg 640w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03019.jpg 1500w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03020-1024x768.jpg\" alt=\"\" data-id=\"151\" data-full-url=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03020.jpg\" data-link=\"https:\/\/www.neocatalys.fr\/blog\/dsc03020\/\" class=\"wp-image-151\" srcset=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03020-1024x768.jpg 1024w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03020-450x338.jpg 450w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03020-768x576.jpg 768w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03020-640x480.jpg 640w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03020.jpg 1500w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/li><\/ul><\/figure>\n\n\n\n<p>&#8211; m\u00e9langez les deux produits <\/p>\n\n\n\n<p>Abracadabra, \u00e0 partir de maintenant ce m\u00e9lange est sensible aux UV donc \u00e9vitez de le mettre en plein soleil. <\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Etape 3 : Pr\u00e9paration des tirages&nbsp;<\/h3>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03018-1024x768.jpg\" alt=\"\" class=\"wp-image-149\" srcset=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03018-1024x768.jpg 1024w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03018-450x338.jpg 450w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03018-768x576.jpg 768w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03018-640x480.jpg 640w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03018.jpg 1500w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>Avec le m\u00e9lange ainsi pr\u00e9par\u00e9, on peut couvrir au moins 30 feuilles A4 donc ne m\u00e9langez pas la totalit\u00e9 des deux produits d&rsquo;un coup. Prenez un pinceau plat et appliquez le m\u00e9lange sur les feuilles de papier que l&rsquo;on a pr\u00e9parer (vous pouvez utilisez n&rsquo;importe quel type de papier \u00e7a va du canson au papier journal.<\/p>\n\n\n\n<p>J&rsquo;ai fais des essais sur des papiers diff\u00e9rents et \u00e7a donne parfois des r\u00e9sultats tr\u00e8s interessants. Pour ce qui est des tirages que je veux conserver , j&rsquo;utilise du velin d&rsquo;arche c&rsquo;est plus ch\u00e8re mais aussi plus beau.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03013-1024x768.jpg\" alt=\"\" class=\"wp-image-145\" srcset=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03013-1024x768.jpg 1024w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03013-450x338.jpg 450w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03013-768x576.jpg 768w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03013-640x480.jpg 640w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03013.jpg 1500w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Etape 4 : Exposition&nbsp;<\/h3>\n\n\n\n<p>Petite apart\u00e9 sur la pr\u00e9paration des n\u00e9gatifs&#8230; <\/p>\n\n\n\n<p>Ce proc\u00e9d\u00e9 est un proc\u00e9d\u00e9 par contact c&rsquo;est \u00e0 dire que vous obtiendrez une photo de la taille de votre n\u00e9gatif, d&rsquo;o\u00f9 l&rsquo;int\u00e9r\u00eat d&rsquo;avoir un n\u00e9gatif assez grand. Les puristes ach\u00e8terons des plans films et se feront ch*** (pardon) \u00e0 les exposer sous leur agrandisseur.<\/p>\n\n\n\n<p>Pour les autres il y a une solution plus int\u00e9ressante, plus rapide et surtout moins ch\u00e8re : l&rsquo;ordinateur. <\/p>\n\n\n\n<p>Il suffira de choisir une photo de la scanner et de pr\u00e9parer votre fichier avec Photoshop \u00e0 la taille que vous voulez. Ensuite vous la passez en noir et blanc puis en n\u00e9gatif et vous forcez un peu les contrastes et zou ! <\/p>\n\n\n\n<p>Un coup d&rsquo;imprimante sur un film transparent (laser de pr\u00e9f\u00e9rence car c&rsquo;est plus opaque) et le tour est jou\u00e9. <\/p>\n\n\n\n<p>Par contre \u00e7a manque un peu de densit\u00e9 et je ne saurais que trop vous conseiller de faire deux impressions que vous superposerez afin d&rsquo;obtenir un n\u00e9gatif plus dense. <\/p>\n\n\n\n<p>Maintenant que vous avez lu tout ca le papier doit \u00eatre sec, placer le n\u00e9gatif sur la feuille devenue jaune. <\/p>\n\n\n\n<p>C&rsquo;est le moment de l&rsquo;exposer aux UV. la solution pas ch\u00e8re c&rsquo;est de le scotcher sur une fen\u00eatre et d&rsquo;attendre au moins 30 minutes (s&rsquo;il faut beau) Sinon une lampe \u00e0 bronzer ca marche pas mal aussi (faite un tour du cot\u00e9 du Boncoin) et ca r\u00e9duit beaucoup le temps d&rsquo;exposition (environ 4 \u00e0 5 minutes). <\/p>\n\n\n\n<figure class=\"wp-block-gallery columns-3 is-cropped wp-block-gallery-4 is-layout-flex wp-block-gallery-is-layout-flex\"><ul class=\"blocks-gallery-grid\"><li class=\"blocks-gallery-item\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03021-1024x768.jpg\" alt=\"\" data-id=\"152\" data-full-url=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03021.jpg\" data-link=\"https:\/\/www.neocatalys.fr\/blog\/dsc03021\/\" class=\"wp-image-152\" srcset=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03021-1024x768.jpg 1024w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03021-450x338.jpg 450w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03021-768x576.jpg 768w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03021-640x480.jpg 640w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03021.jpg 1500w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03022-1024x768.jpg\" alt=\"\" data-id=\"153\" data-full-url=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03022.jpg\" data-link=\"https:\/\/www.neocatalys.fr\/blog\/dsc03022\/\" class=\"wp-image-153\" srcset=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03022-1024x768.jpg 1024w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03022-450x338.jpg 450w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03022-768x576.jpg 768w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03022-640x480.jpg 640w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03022.jpg 1500w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03023-1024x768.jpg\" alt=\"\" data-id=\"154\" data-full-url=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03023.jpg\" data-link=\"https:\/\/www.neocatalys.fr\/blog\/dsc03023\/\" class=\"wp-image-154\" srcset=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03023-1024x768.jpg 1024w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03023-450x338.jpg 450w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03023-768x576.jpg 768w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03023-640x480.jpg 640w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03023.jpg 1500w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/li><\/ul><\/figure>\n\n\n\n<p>Pour ma part, j&rsquo;utilise encore une autre solution : une petite mallette contenant des tubes uv et dont le couvercle permet de bien plaquer le film et le papier ensemble. cette accessoire se trouve dans les magasins de produit d&rsquo;\u00e9lectronique, il sert \u00e0 exposer les circuit imprimer aux UV lors de leur fabrication.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Etape 5 : Le d\u00e9veloppement&nbsp;<\/h3>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03025-1024x768.jpg\" alt=\"\" class=\"wp-image-156\" srcset=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03025-1024x768.jpg 1024w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03025-450x338.jpg 450w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03025-768x576.jpg 768w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03025-640x480.jpg 640w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03025.jpg 1500w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>Nous arrivons \u00e0 la fin du temps d&rsquo;exposition, votre tirage est devenu bleu fonc\u00e9 avec l&rsquo;image en jaune. Pour le d\u00e9velopper point besoin de produit chimiques&#8230; Un robinet et hop sous l&rsquo;eau le tirage. <\/p>\n\n\n\n<p>Tout le jaune va se dissoudre et dispara\u00eetre petit \u00e0 petit et votre tirage va prendre une belle couleur bleu cyan. Quand le blanc est bien blanc (5 \u00e0 10 minutes sous l&rsquo;eau) il suffit de faire s\u00e9cher le tirage et c&rsquo;est termin\u00e9.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03027-1024x768.jpg\" alt=\"\" class=\"wp-image-157\" srcset=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03027-1024x768.jpg 1024w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03027-450x338.jpg 450w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03027-768x576.jpg 768w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03027-640x480.jpg 640w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03027.jpg 1500w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><strong>Astuce <\/strong>: Si vous souhaitez un bleu plus dense vous pouvez rincer le tirage avec de l&rsquo;eau dans laquelle vous ajouterez de l&rsquo;eau oxyg\u00e9n\u00e9e.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Quelques notes&nbsp;Les produits chimiques dont j&rsquo;ai parl\u00e9 se trouvent : <\/h3>\n\n\n\n<p>Vous trouverez facilement ces produits sur Internet en tapant leur nom. Il existe m\u00eame des kits tout pr\u00e8s pour le cyanotype avec les deux produits ensemble.<\/p>\n\n\n\n<p>Ces produits ne co\u00fbtent vraiment pas ch\u00e8re et en plus vu la quantit\u00e9 qu&rsquo;on utilise vous en avez pour un bon moment. <\/p>\n\n\n\n<figure class=\"wp-block-gallery columns-2 is-cropped wp-block-gallery-5 is-layout-flex wp-block-gallery-is-layout-flex\"><ul class=\"blocks-gallery-grid\"><li class=\"blocks-gallery-item\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" src=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03064-768x1024.jpg\" alt=\"\" data-id=\"142\" data-full-url=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03064.jpg\" data-link=\"https:\/\/www.neocatalys.fr\/blog\/dsc03064\/\" class=\"wp-image-142\" srcset=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03064-768x1024.jpg 768w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03064-338x450.jpg 338w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03064-640x853.jpg 640w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03064.jpg 1125w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" src=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03063-768x1024.jpg\" alt=\"\" data-id=\"158\" data-full-url=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03063.jpg\" data-link=\"https:\/\/www.neocatalys.fr\/blog\/dsc03063\/\" class=\"wp-image-158\" srcset=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03063-768x1024.jpg 768w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03063-338x450.jpg 338w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03063-640x853.jpg 640w, https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03063.jpg 1125w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><\/figure><\/li><\/ul><\/figure>\n\n\n\n<p> Voil\u00e0 c&rsquo;est la fin de cet article sur le cyanotype, n&rsquo;h\u00e9sitez pas laisser un commentaire si vous avez des questions ou des remarques.  <\/p>\n\n\n\n<p>Amusez-vous bien !<\/p>\n","protected":false},"excerpt":{"rendered":"<p>P&rsquo;tit cours de cuisine Pour ceux qui ont encore quelques euros en poche et qui veulent pour pas ch\u00e8re r\u00e9aliser de beaux tirages voil\u00e0 la solution :&nbsp;Le cyanotype, c&rsquo;est beau,<\/p>\n<p class=\"more-link\"><a href=\"https:\/\/www.neocatalys.fr\/blog\/cyanotype\/\" class=\"readmore\">Lire la suite<svg class=\"icon icon-angle-right\" aria-hidden=\"true\" role=\"img\"> <use href=\"#icon-angle-right\" xlink:href=\"#icon-angle-right\"><\/use> <\/svg><span class=\"screen-reader-text\">Le cyanotype<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":157,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[],"class_list":["post-61","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-technique"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Le cyanotype -<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.neocatalys.fr\/blog\/cyanotype\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Le cyanotype -\" \/>\n<meta property=\"og:description\" content=\"P&rsquo;tit cours de cuisine Pour ceux qui ont encore quelques euros en poche et qui veulent pour pas ch\u00e8re r\u00e9aliser de beaux tirages voil\u00e0 la solution :&nbsp;Le cyanotype, c&rsquo;est beau,Lire la suite Le cyanotype\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.neocatalys.fr\/blog\/cyanotype\/\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/neocatalys\" \/>\n<meta property=\"article:published_time\" content=\"2020-08-21T21:54:34+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-06-27T10:09:06+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.neocatalys.fr\/blog\/wp-content\/uploads\/2021\/08\/DSC03027.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1500\" \/>\n\t<meta property=\"og:image:height\" content=\"1125\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Xxavier\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta 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