METHOD FOR POLYDICYCLOPENTADIENE CROSS-LINKING Russian patent published in 2016 - IPC C08F132/06 C08F132/08 C08G61/08 C08J3/24 C08L45/00 

Abstract RU 2574692 C1

FIELD: chemistry.

SUBSTANCE: polymer matrix is prepared by introduction of stabiliser into dicyclopentadiene at room temperature, dissolution of elementary sulphur in quantity 0.1-0.5 wt %. Mixture is mixed for 1-150 min, ruthenium catalyst of metathesis polymerisation of dicyclopentadiene at temperature from 0°C to 50°C is introduced and obtained mixture is mixed for 1-150 min. Obtained matrix is heated to temperature 160-300°C at rate 4-10 C/min, exposed at said temperature for 5-240 min and cooled to room temperature.

EFFECT: increase of heat resistance and physical-chemical indices of polycyclopentadiene, compressive strength higher than 120 MPa and reduction of swelling degree in oil.

4 cl, 36 ex

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RU 2 574 692 C1

Authors

Afanas'Ev Vladimir Vladimirovich

Bespalova Natal'Ja Borisovna

Lovkov Sergej Sergeevich

Shutko Egor Vladimirovich

Jumasheva Tat'Jana Modestovna

Dates

2016-02-10Published

2015-03-27Filed