SCIENTIFIC ABSTRACT FR:MALYSHEVA, I.A. TO:MALYSHEV, Y.F.

• Document Type: CREST
• Collection: Scientific Abstracts
• Document Number (FOIA) /ESDN (CREST): CIA-RDP86-00513R001032000041-6
• Release Decision: RIP
• Original Classification: U
• Document Page Count: 2
• Document Creation Date: November 2, 2016
• Sequence Number: 41
• Publication Date: December 31, 1967
• Content Type: SCIENTIFIC ABSTR

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27575
5~1 ~}~' 61~003,/~~Ct;~O~0~/+:?1 ~
Ethyl siloxane elaetamers. ... g L41"~1
N. V. Kozlava for taking the spectra, No G. Svirido~va for performing the
alkaline polymerization. There are 2 figures, 4 ta'b1es, and '7 references;
6 Soviet and 1 non-Saviet. The reference to Engliala-language publicat:lcn
reads as follows: Ref. 1: R. A. Pike, J. E. MoMahon, V. B. Jex et al ,,,
J. Organ. Chem. , ~, ~ 939 ~ ~ 959; T. C'. Williams, R. A. Pike, :F. Fekete,
Industr. and Engngp Chem,, ~, q39, ~~5~.
ASSGCIATION; Vsesoyuznyy nauchno-igsledovatal4ski.y institut ,~:lnteti-
cheskogo kauchuka imb ~, V. Lebedeva ;All-Union -acientif9.c
Research Institute of Synthetic Rubb$a^ imeni S. V. Letiedity)
SUD~ITTED: December 6, 1960
Table. Pra;~erties of elastomers obtained by co-paly~merization of methyl
tetramer with ethyl trimer in the presence of H~St~~�
Legend; (1,) Polymer properties; (2) characteristic~t of standard
vulcanizate~~; (3) sample no.; (q.) molar ratio of ~+i2-�4 EZ-3; (;5) ~ vol,atils
content, 3 hr, 150�C; (6 solubility in benzene; ('j ;I molecular weight�10`3;
(8) tensile strength; (9~ re.lative elon atian� 10 coeffici
g , ( ) ent, of froe~t
Card 4~6
x
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Ethyl siloXa,ne elaatomexs. ...
27;75
S~9 90 61 ~003/~009~010~016
D;;{1101
the 1267 am 1 band of the Si~CH3 bond. kith increasing content of diethyl
siloxane ohainsin the copolymer, the elasticity of y~ulcanizatels decreases
in parallel to the decrease of their swelling in organic solve-nta. ~'The~n
(CZH~)2Si0 (DE~~ 15 mole , no rubbex-like vulcanizs~te~ were obtained by
the treatment commonly used for SKT (10 min vulcanization in the press s,t
120�C; 6 hr additional thermostat vulcanization at 20OoC with t~ tempers~ture
rise of 1�C~min). If, however, the second stage (6 hr at 200"C} is
omitted, compounds containing 45 mo1e;~ nE give rubber-like vu1can~zateE3.
~'ith 1-15 mole f DE their strength corresponded to that of SKT vulcanizt~tela,
1Of DE vulcanizate we.s well elastic:. They were more frost-resistant than
SKT. The coefficient of f--cost resistant was tit at -60 to -70�C for
rubbers with 6-10 mol$~ DE. Acid catalysts which required troublesome
washing-out were replaced by alkaline catal;,~sts: P.~2-4 and E~-3 (y2 8~
were polymerized under stirring and heating in a stream of dry N2 on the
reflux oond,enser in the presenoe of a c~a,tal,yst from oyoladimethyl eiloxanes
and KOH. ~'he pr.opexties of vulaanizate~~ obtained with 0.0075 KOH
practically correspond to those abte.ined with 20 H2SO4. The authors thank
Card 3~6

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27~7~
S/19o h1,/oo~/00~/010/0. ~
,.,
~� ~, :~~ L
Ethyl eiloxane elastomera. ��� ~
of methyl-ethyl siloxane els.sto~,ersiloxane�~aAc~ordi.ng
was the synthesis .1 cyclotris
ootamethyl oyclate'~~rasilaxane and hexaeth,/ sinteza
sated by N� N� Sokolov ~Me~rdanoeilax.anes),
to the nome~ncl.atura Bugg nthesis of p fir' g tike
poliorganof-iloksanov (Methods of sy -~,
er oic,dat, 1959 ~ PP� 12~'132~ the former is dE:noted by RIB,
Gowen g Yi drolysis of dimetYiyl ~/
,,,,~o�ta. obtained by y i/~
latter by :E2-3. These tiwu u~u~r.,..~._ _ _ , y w~e:re co-po:ly-
respeetivel ,
dichloro silane and diethyl ~~~ nceoo~1 2~n~Y weight of concentrated H2SO4
merited in the cold in the p
hr with subsequent addition cf 1~� of tak:eahplace~2o�
under stirring for 5 co~.polymeri.zat~o
of mElrs � Table 1 presents
At almost equimolecuber-likeihighamolecular P y , oxar1El rubbersl�
readily, :forming rub of dlmethyl-dietY>.yl sip Burg,
the pxope,rties of the resultant p y the e ua~tian derived by y"
The molecular weights were determined by q ~ 2.15�1(Y 4pdO�b5,.
benze�e
Korolev for hih-molecular linear pDNIS: C~ ~K~" SKT) rub'k~er
in and vulcanization were similar as wUt~337 ~(5ot LnO ~ 5; benaoyl
Fill g content of dimethyl
(polymer 1G0; powdered silica gel y 333
eroxide ~ 2 parts by wee-ght~� T7ie assigned and real b IR spectra on
P of i~~;~,�s ws,s dotermined indirectly Y
eiloxane links in the p y
Card ~/ 6
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I ~,gzoS,
AUTHORa:
z,Z~9
~!757~
s/1 g0/61 /003/00{x/'010/016
~~ ~ ~~si141
Roriaov, S� N. , 5tavitskiy, 1. K. (D~sceased) , Marlin, A. V, ,
Malysheva , I . A .
ol~merization of octamethy
TITLE: Ethyl eiloxane elaetomers. I'hC~pcr~clotrieilox,~ne
cyclotetxasi.loxans with hexaet y y
eokomolekulyarnyye soyedineniya, v ~ 3 , t~�. `~ , 1 ~~`,1 ,
PERIODICAL. 1377-1382
TEXT: Ths highly heat-resistant polydimethytransition tem~pEraturee(s130�C~
elastic up to 250-300�C and have a 1�w glass meth 1- hen 1
Replacement; of CH radicals by larger organic grou~,s, e.g., Y p Y
~ cr stallization difficult;, improves the pro~rert;ies
eiloxane, renders the poly Y but does not change the glass
of the vul~~anizate at low temperatures,
transition temperature. As a direct synthesis of methyl-phen,,~he~il�atf~on
is not possible, and silane chloride nardueSnthesi,sfowhose�se.paration wa,~
of methyl dichloro silane by the Gra.g y
difficult, it was necessary to use betterracosuriuee ofntherpresentnpaper
pr�duction. of frost-resistance rubbers. fhe p p
C and 1 ~ 6

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s/129/62/000/olt/ooh./007
The role of zonal stresses .... Ir193/~3s3
extruded materials renreserzt, respectively, zones of compressi.vE:
and tensile residual stresses. In alloys in which the A7.6~in ph~~se
is precipitated on ageing, decom~~osition of the; solid so~.ution a.s
acco:npanied by an increase in its specific volume. The z�esidual.
t ensile stresses iii the surf~zc o :l.rzyer should, thQr�fora, ~romot e
excessive grain growth. That such, in fact, is the case was proved
by the present authors by experiments conducted on the a11oy, avial
(o.36~u cu, +~.639a rlg, 0.309 h~in, 4.31a~ I'e, 0.8~~�0 5i, 0.05�0 .fin and
O.Q5;~ Ti)� A shape of an asymmetrical cross-section was extruded
through a d;ie so designed that the tensile residual stre:~ses on
one side of the profile were much larger than c-n the other; this
resulted also in the shape curving up As it 1 of t the di e ~. Th e
distribution, type and magnitude of these stresses were changed in
the next series of experiments, in which a guide rail wig:~ appli~3d
to x~revent ~th� curv~.ng up of the axtruded $hap~i� M�tall~~graphic:
examination of shapes sxtruded under various cc-nditions ashowed 1:hat
the outer zone of coarse grains formed in the extruded material
during solution-treatment reflected the changes in the residual
stresses. The more extensive was the zone of i:he residual tens:Lle
Card 2/3 ,

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r ~
AUTHORS
TITLE:
' s/129/62/000/0ll/00~/007
' E193/ E383
Candidate of Technical Scienc E"�s ,
Gor el ik , S � S � , E.A. , Engine a='s
Yu�r1� and l~ialysheva,
Vaynblat , _..._.,....---- -
le of zonal stresses xn the ~'orm~n1oforf solut~lony_
The ro e~�s during heat K
crystmllinQ surface lay
treatment o� extruded aluminium a17.obrak~^otka metallov,
A4�tallavedeniye i t ermicheskaya o
62 21 - ~~
pERZ�DIGAL:
no. ~.1, l9 ,
' he fact that solution-treatment a~' extruded, rain growth
,. ;,, ~ exc es s iv �~ g
t1..s,T. 5 is accompaniQd by
a ers has been attributed to masts intensive ecom-
hardenable aluminium alloy' It ha-s also been
in the surface ~- Y these region
position of the solid solution in
the excessive grain growth can be affE:cted by ~tlf
stresses in extruded ~,aterial.
postulated that aniecl by a dE,crease
type and magnitude of residual ld be a~~ce7:erai,ed in
decomposition of the solid sod-ution is aGOOmp
the the transformation sr-ou
the ra't a of decom-
in its specific volume,
the regions of compressive residual stresses a accelerated in 1Cegions
expansion, should b~~ er of
position, accompanied by The Dore and the surface lay
of tensile residual stresses.
Gard 1/3
~, .~
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LETAVET, ,A.A.,prof., otvQ redo; VES~LKTN, P.N., ~~rof~, red.;
KAPiDIiGR, I.S. , prof ~ , red , ; KOYRAP~SK IY, B. P.~�, prof a , red. ;
MAI,.~'~.H~~IA.~__e, ~ doktor med., nauk, red, ; ; LCN~'M, b. B~ ; a; of , ,
red.
[Physiology of heat exchange and the hygiene of industrial
microclimat�] Eizi~logi.ia teplaobmene i gigiena promyshlennogo
mikroklimata, Moskva 19b1, X65 po (MIRA lbg~)
1, Akademiya meditainskikh nauk SSSR, Moscow, Insti tut gigiyeny
trade i profza~vlevan3,y, 20 Deystvitel~n~ry ~chlen Akademii me-
ditsinskikh nauk SSSR, Direktor Institute gigiyeny trud~~ i prof-
zabolevaniy Akademii meditsinskikh nauk SSSR (for Letav~at).3. Chlen�-
korrespondent Akademii meditsinakikh nauk S>SR(for Veae;lkin). 1,.. In-
stitut obshchey i kammunaltnoy gigiyeny im,~i.N.Sysina Al~cademii me.-
diteinskikh nauk SSSR (far Kandror) , 5. Len;tngradskiy .i~lstitut gi-
giyeny trade i profzabolevaniy (for Koyranslsiy), 6. Insititut gi~i-
yeny trade ~ pro~zabolev Akademii ~meditasinskikh nauk SSSR (fl~r
Malyshe~a }. 7, Institut fa~ol,.i im, T. P. Pavlova Akademii
nauk SSSR (for S].onim),
(SI)X TEMPERATURFt~R~GULATION) (INDUSTRIAL, HYGIENE)
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F
1 y~ t ~` ~ ~
+' )$
T.~l.'A.BST, A.Aa, professor., otvetetvannyy redaktar; i`BX4R4V, 1J.1~1., profea~~or,
,redaktar; 1~i4TSYAi~O*~', ~.g, . Pxo:fessor, red.ar,:tcr; CBIL~B~g~OY, T.Yc!.,
~?rof'as~sar, x`erdaktar, DVIZr~KC~i, F.P.. pxofes~aor, r~.akt-~1; ~CRC~IC~'~
a~oLo, do~:tt-r neditsinekzkh Houk, redaktar; MOX,t3gA~d0~, ~.P,, doktor
~~edits~.nekikh Houk, redaktar; MALYS~VA~A.AY�., kaadidat meditaineki,kh
riauk, red.ak:tor; CH~BttT1~OV, A.F~;;L~rHda{~taAr; ~.~,tTKHOYLDOVA, G.A., tekh--
niche sk~,y x~edakt or;
(,Work hygien�, sick rate and prevention of a~~oidente in the
metallurgical and mining industry Gigiena t:ruda, zabole~raemoat9 ~
profil.aktika travmati~ma v matallurgicheakoi i gornorudnoi pro.,
~byahlennoati. Moai;vao Goe. izdava med. lit~~:cy, 1956. 230 p,
1. AkadEmiya m�ditainsk~,kh Houk SSSB, Moskva� 2, vita 30;1,
ch].nn AMN SSSB (for Letav~t Deyst 'nyy
.. ) 3 Chlsn-korx�eapondsnt 6i~i SSSB
(for Priorov, Khotayanav}
(TTtAaJM~,T~S~i~ (LIJI>TGS--BUST UISRASB~u}
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t~ a te:a~~r~ra#,ure of 1c. C. a1~Ll tr t,h G11 a vi'
was 10 cz~. frame t~,e s'ub ect' , . �z''�' X37 sq, c,;:
j s s~ n~. Th~a slzbject~ w:r �:
ccnditiors for p u ~ = ;;~;intuined lsnc:r i.lr:;:nta:;-
3 lnznut�?s L.27t.i E':LthP,r t:,C; 't~p~ i~, ~" tl:c~n lal'U ~' r
T1Othl.n~ ~'1:iC '1141:; !~ .- h ,i" ll-:;h;. :11itG ,~~ :,1.~~1.O!x U3'
'~~727,~ ~CCI1txC}~.~. ~n ~`~ ~,�:j:t~:C1.Tt1t'Tit~ ~
fe1~ by 3 �!F t~~ ill' tn~; skin t Ear ~ ~ ~ .
,3.c, C,~ ~ wrll.~~v the ~.~ (. ~ ~ ,ljif:~cttL'.I C C'VGx' t~'~; -:,.i n
lontro2,~ .,hc~w~.;c? tJar:i C ,.G ~ ,_ e
G.2 C. rise. ~,3_t:Gl`:~ of l:':~ :'n of r'
adn11nistrativE "rayon" and the efficiency of constxcal indux~str
size ka;rc?r�,eiectric and local-fuel sts. ' :iea ia: an
acting small azzd mediurn~
exa:-rllales, tec:h~zical aaad economic cha acterist~nsidered.
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