Aqueous-based sealant compositions

Details Aqueous-based sealant compositions Aqueous-based sealant compositions

1987-05-20

1989-02-21

Schofer, Joseph L.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

524297, 524425, 526343, C08J 2700

Patent

active

048065900

ABSTRACT:
Aqueous-based sealant composition comprising at least one vinylidene chloride copolymer which has modal molecular weight Mp of at least 200,000, wherein the composition has Tg below 0.degree. C. The vinylidene chloride copolymer preferably includes polymerized units of an internally plasticizing comonomer and an unsaturated carboxylic acid. The composition preferably includes an external plasticizer and a filler material (particularly untreated calcium carbonate).

REFERENCES:
patent: 4006113 (1977-02-01), Furukawa
patent: 4341679 (1982-07-01), Burgess et al.
patent: 4543386 (1985-09-01), Padget et al.
patent: 4543387 (1985-09-01), Padget et al.
patent: 4544699 (1985-10-01), Biale
patent: 4627993 (1986-12-01), Loomis
Boenig "Structure and Properties of Polymers", 8/4/77 pp. 256-260.

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