Production of polyvinylbutyral sheet rolls

Details Production of polyvinylbutyral sheet rolls Production of polyvinylbutyral sheet rolls

1979-06-08

1980-10-07

Lowe, James B.

Plastic and nonmetallic article shaping or treating: processes

With measuring, testing, or inspecting

264342RE, 264346, 264348, B29C 2500

Patent

active

042268184

ABSTRACT:
A process comprising winding polyvinylbutyral interlayer sheet at a controlled low tension reduces blocking at the core of the roll and minimizes stretch variations within the roll and storing the roll until use at a temperature below 15.degree. C.

REFERENCES:
patent: 3061886 (1962-11-01), Seager et al.
patent: 3179245 (1965-04-01), Bastian
patent: 4035549 (1977-07-01), Kennar
patent: 4146190 (1979-03-01), Bond

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