JP5903520B1 - 吸水処理材及びその製造方法 - Google Patents
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- 238000010521 absorption reaction Methods 0.000 title claims abstract description 57
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- C—CHEMISTRY; METALLURGY
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- C02F1/00—Treatment of water, waste water, or sewage
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Abstract
Description
10 芯部
12 側面
14 底面(第1の底面)
16 底面(第2の底面)
20 被覆部
22 被覆材料
Claims (25)
- 側面並びに第1及び第2の底面を有する略円柱状の吸水性を有する芯部と、
前記芯部を覆うように設けられ、吸水性材料及び接着性材料を含有する被覆部と、を備え、
前記芯部の前記側面は、80%以上の領域が前記被覆部によって覆われており、
前記芯部の前記第1の底面は、80%以上の領域が、前記被覆部によって覆われることなく露出していることを特徴とする吸水処理材。
- 請求項1に記載の吸水処理材において、
前記芯部の前記側面は、90%以上の領域が前記被覆部によって覆われている吸水処理材。 - 請求項2に記載の吸水処理材において、
前記芯部の前記側面は、全体が前記被覆部によって覆われている吸水処理材。 - 請求項1乃至3の何れかに記載の吸水処理材において、
前記被覆部は、前記側面上において連続的に設けられている吸水処理材。 - 請求項1乃至4の何れかに記載の吸水処理材において、
前記芯部の前記第1の底面は、90%以上の領域が、前記被覆部によって覆われることなく露出している吸水処理材。 - 請求項5に記載の吸水処理材において、
前記芯部の前記第1の底面は、全体が、前記被覆部によって覆われることなく露出している吸水処理材。 - 請求項1乃至5の何れかに記載の吸水処理材において、
前記側面と前記第1の底面との境界は、前記被覆部によって覆われている吸水処理材。 - 請求項1乃至7の何れかに記載の吸水処理材において、
前記芯部の前記第2の底面は、80%以上の領域が、前記被覆部によって覆われることなく露出している吸水処理材。 - 請求項8に記載の吸水処理材において、
前記芯部の前記第2の底面は、90%以上の領域が、前記被覆部によって覆われることなく露出している吸水処理材。 - 請求項9に記載の吸水処理材において、
前記芯部の前記第2の底面は、全体が、前記被覆部によって覆われることなく露出している吸水処理材。 - 請求項1乃至9の何れかに記載の吸水処理材において、
前記側面と前記第2の底面との境界は、前記被覆部によって覆われている吸水処理材。 - 側面並びに第1及び第2の底面を有する略円柱状の吸水性を有する芯部を形成する芯部形成工程と、
前記芯部を覆うように、吸水性材料及び接着性材料を含有する被覆部を形成する被覆部形成工程と、を含み、
前記被覆部形成工程においては、前記芯部の前記側面の80%以上の領域が前記被覆部によって覆われるとともに、前記芯部の前記第1の底面の80%以上の領域が前記被覆部によって覆われることなく露出するように、前記被覆部を形成することを特徴とする吸水処理材の製造方法。
- 請求項12に記載の吸水処理材の製造方法において、
前記被覆部形成工程においては、前記芯部の前記側面の90%以上の領域が前記被覆部によって覆われるように、前記被覆部を形成する吸水処理材の製造方法。 - 請求項13に記載の吸水処理材の製造方法において、
前記被覆部形成工程においては、前記芯部の前記側面の全体が前記被覆部によって覆われるように、前記被覆部を形成する吸水処理材の製造方法。 - 請求項12乃至14の何れかに記載の吸水処理材の製造方法において、
前記被覆部形成工程においては、前記側面上において連続的な前記被覆部を形成する吸水処理材の製造方法。 - 請求項12乃至15の何れかに記載の吸水処理材の製造方法において、
前記被覆部形成工程においては、前記芯部の前記第1の底面の90%以上の領域が前記被覆部によって覆われることなく露出するように、前記被覆部を形成する吸水処理材の製造方法。 - 請求項16に記載の吸水処理材の製造方法において、
前記被覆部形成工程においては、前記芯部の前記第1の底面の全体が前記被覆部によって覆われることなく露出するように、前記被覆部を形成する吸水処理材の製造方法。 - 請求項12乃至16の何れかに記載の吸水処理材の製造方法において、
前記被覆部形成工程においては、前記側面と前記第1の底面との境界が前記被覆部によって覆われるように、前記被覆部を形成する吸水処理材の製造方法。 - 請求項12乃至18の何れかに記載の吸水処理材の製造方法において、
前記被覆部形成工程においては、前記芯部の前記第2の底面の80%以上の領域が前記被覆部によって覆われることなく露出するように、前記被覆部を形成する吸水処理材の製造方法。 - 請求項19に記載の吸水処理材の製造方法において、
前記被覆部形成工程においては、前記芯部の前記第2の底面の90%以上の領域が前記被覆部によって覆われることなく露出するように、前記被覆部を形成する吸水処理材の製造方法。 - 請求項20に記載の吸水処理材の製造方法において、
前記被覆部形成工程においては、前記芯部の前記第2の底面の全体が前記被覆部によって覆われることなく露出するように、前記被覆部を形成する吸水処理材の製造方法。 - 請求項12乃至20の何れかに記載の吸水処理材の製造方法において、
前記被覆部形成工程においては、前記側面と前記第2の底面との境界が前記被覆部によって覆われるように、前記被覆部を形成する吸水処理材の製造方法。 - 請求項12乃至22の何れかに記載の吸水処理材の製造方法において、
前記芯部形成工程においては、押出造粒により前記芯部を形成する吸水処理材の製造方法。 - 請求項12乃至23の何れかに記載の吸水処理材の製造方法において、
前記被覆部形成工程は、
前記芯部に被覆材料を付着させる付着工程と、
前記付着工程よりも後に、前記芯部の端部を切除する切除工程と、を含む吸水処理材の製造方法。 - 請求項24に記載の吸水処理材の製造方法において、
前記付着工程においては、前記芯部の周囲全体に前記被覆材料を付着させる吸水処理材の製造方法。
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JP2015226260A JP5903520B1 (ja) | 2015-11-19 | 2015-11-19 | 吸水処理材及びその製造方法 |
EP16866082.7A EP3326455A4 (en) | 2015-11-19 | 2016-10-19 | WATER ABSORBENT TREATMENT MATERIAL AND METHOD OF MANUFACTURING THEREOF |
CN201680051523.6A CN107920493B (zh) | 2015-11-19 | 2016-10-19 | 吸水处理材料及其制造方法 |
PCT/JP2016/080994 WO2017086080A1 (ja) | 2015-11-19 | 2016-10-19 | 吸水処理材及びその製造方法 |
US15/896,858 US11278868B2 (en) | 2015-11-19 | 2018-02-14 | Water absorption treatment material and method for manufacturing the same |
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CN107920493A (zh) | 2018-04-17 |
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US11278868B2 (en) | 2022-03-22 |
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