Re: [Re: an idea yet to explore : injection moulding of wearable mate]

From: Tr K (tr-k@usa.net)
Date: Wed Nov 18 1998 - 02:44:33 EET


Though not along the exact same thread...

Many in the shoe industry already injection mold "wearable clothing". The
technique binds upper part (leather, cloth, etc.) with the lower (usually
urethane) part of the shoe by injection molding the lower part.

Regards,
Bob Kruger

owner-rp-ml@ltk.hut.fi wrote:

> ---------------------------------------------
> Attachment: 
> MIME Type: multipart/alternative
> --------------------------------------------- > My initial reaction was the
same as John's and Elaine's, but I hesitated

> to respond, not being a professional injection molder. Besides, it seemed

> to me that injection molding of a thin, soft material might be overkill.

> Perhaps blow molding or vacuum forming of another thermoplastic of some

> sort would be less energy intensive and would be an easier application of RP

> technology for mold forming. For breathable materials, you would need to

> use a material that is porous, but is also strong. You might be able to lay

> strengthening fibers in a matrix of such a material as well, or blow such

> fibers into the mold. The people that use Kevlar or Goretex might be

> interested. On the other hand, how many people are willing to pay for their

> own set of molds for customized clothing? NASA? NASCAR? PGA?

>

> Brock Hinzmann

> Technology Navigator

> SRI Consulting

> a subsidiary of SRI International

> bhinzmann@sric.sri.com

> http://future.sri.com

>

> John German wrote:

> >Joseph,

> >

> >I think you are confusing the materials you mentioned above. From an

> >injection molders stand point, nylon and polystyrene are thermoplastics,

> >that when injected into a mold, form a rigid plastic part. Not to be

> >confused with the polystyrene and nylon materials used in the clothing

> >industry. Fabric and thermoplastic resins aren't quite the same. I am

> not

> >aware of any technology that can injection mold fabric into a tool.

> >

> >later,

> >John

> >

> >

> >

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> >Subject: Re: an idea yet to explore : injection moulding of wearable

> > materials....

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