发明名称 |
PROCESS FOR MAKING WATER-SOLUBLE POUCHES |
摘要 |
A vacuum-assisted process for making a fluid-containing water-soluble pouch comprising the steps of a) placing a first sheet of elastic film material ov er a horizontal mould comprising a cavity and a flange; b) drawing the film material into the cavity with vacuum assistance while maintaining the film under tension to form an open pouch; c) filling the open pouch; d) closing a nd sealing the open pouch with a second sheet of film material; e) releasing th e vacuum applied to the pouch. The pouches obtained according to the process o f the invention have a reduce air content. The use of the pouches containing detergent composition for laundry and dishwashing is also disclosed.
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申请公布号 |
CA2501204(C) |
申请公布日期 |
2008.04.15 |
申请号 |
CA20032501204 |
申请日期 |
2003.09.20 |
申请人 |
THE PROCTER & GAMBLE COMPANY |
发明人 |
SMITH, DAVID JOHN;JONES, RHYS |
分类号 |
B65B9/04;B65B31/04;C11D17/04 |
主分类号 |
B65B9/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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