Pourable grout including fast acting polyester adhesive systems

Details Pourable grout including fast acting polyester adhesive systems Pourable grout including fast acting polyester adhesive systems

1979-09-06

1981-04-07

Bleutge, John C.

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

Synthetic resins

Ethylenically unsaturated reactant admixed with either...

156332, 206219, 206813, 252426, 252428, C08L 6706, C09J 316

Patent

active

042606993

ABSTRACT:
A pourable grout including a fast acting polyester adhesive systems and method of use comprising in a polyester resin cartridge a resin and a catalyst, the improvement lying in adding from 1 to 15% by weight of an ethylenically unsaturated monomer, and in replacing the presently used benzoyl peroxide catalyst with a catalyst mixture comprised of benzoyl peroxide and a halogen substituted benzoyl peroxide. The adhesive systems of this invention are utilized in a method of installation of resin bonded rock bolts in mining operations, particularly in cold climates, where speed of installation and reinforcement is essential.

REFERENCES:
patent: 3324663 (1967-06-01), McLean
patent: 3516955 (1970-06-01), Taft
patent: 3914200 (1975-10-01), Oswitch et al.
patent: 4136134 (1979-01-01), Plaisted

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