| http://www.w3.org/ns/prov#value | - Also, the cushioning layer has a glass transition temperature of not higher than 80??? C., and preferably not higher than 25??? C. and preferably has a softening point of from 50 to 200??? C. For the sake of adjusting these physical properties such as Tg, a plasticizer can be suitably added in the binder.
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